From e5364fb953a751c2648c4a45eca2e513ac3ee07d Mon Sep 17 00:00:00 2001
From: Maximilian Schneider <mail@maximilianschneider.net>
Date: Tue, 26 Nov 2024 20:12:01 +0000
Subject: [PATCH 1/3] sb2 crank can update 6 feeds at once

---
 package.json                            |  2 +-
 ts/client/scripts/manageFeeWs.ts        |  4 +-
 ts/client/scripts/sb-on-demand-crank.ts | 68 +++++++++++--------------
 ts/client/src/accounts/oracle.ts        |  2 +-
 ts/client/src/utils/rpc.ts              |  9 ++++
 yarn.lock                               | 33 +++++++++---
 6 files changed, 69 insertions(+), 49 deletions(-)

diff --git a/package.json b/package.json
index 508b751e0..44ed869ba 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "@solana/spl-token": "0.4.8",
     "@solana/web3.js": "^1.95.2",
     "@switchboard-xyz/common": "^2.4.4",
-    "@switchboard-xyz/on-demand": "^1.2.38",
+    "@switchboard-xyz/on-demand": "^1.2.51",
     "@switchboard-xyz/sbv2-lite": "^0.1.6",
     "@switchboard-xyz/solana.js": "^3.2.5",
     "big.js": "^6.1.1",
diff --git a/ts/client/scripts/manageFeeWs.ts b/ts/client/scripts/manageFeeWs.ts
index 01006deb2..47a414aca 100644
--- a/ts/client/scripts/manageFeeWs.ts
+++ b/ts/client/scripts/manageFeeWs.ts
@@ -42,8 +42,8 @@ export function manageFeeWebSocket(
       });
 
       ws.addEventListener('error', (error) => {
-        console.log('Fee WebSocket error:', error);
-        onMeanCalculated(-1);
+        // console.log('Fee WebSocket error:', error);
+        onMeanCalculated(null);
         ws?.close();
       });
 
diff --git a/ts/client/scripts/sb-on-demand-crank.ts b/ts/client/scripts/sb-on-demand-crank.ts
index a3a715e55..11a4abdd1 100644
--- a/ts/client/scripts/sb-on-demand-crank.ts
+++ b/ts/client/scripts/sb-on-demand-crank.ts
@@ -34,7 +34,7 @@ import {
 import { PerpMarketIndex } from '../src/accounts/perp';
 import { MangoClient } from '../src/client';
 import { MANGO_V4_ID, MANGO_V4_MAIN_GROUP } from '../src/constants';
-import { createComputeBudgetIx } from '../src/utils/rpc';
+import { createComputeBudgetIx, createComputeLimitIx } from '../src/utils/rpc';
 import { manageFeeWebSocket } from './manageFeeWs';
 import {
   getOraclesForMangoGroup,
@@ -202,7 +202,7 @@ async function setupBackgroundRefresh(
         function (a, b) {
           return a.oracle.oraclePk.equals(b.oracle.oraclePk);
         },
-      );
+      ).slice(0, 6);
 
       console.log(
         `[main] round candidates | Stale: ${staleOracles
@@ -212,68 +212,62 @@ async function setupBackgroundRefresh(
           .join(', ')}`,
       );
 
-      // todo use chunk
-      // todo use luts
-
-      // const [pullIxs, luts] = await PullFeed.fetchUpdateManyIx(
-      //   sbOnDemandProgram as any,
-      //   {
-      //     feeds: oraclesToCrank.map((o) => new PublicKey(o.oracle.oraclePk)),
-      //     numSignatures: 3,
-      //   },
-      // );
-
-      const recentSlothashes = await RecentSlotHashes.fetchLatestNSlothashes(
-        connection as any,
-        30,
+      if (
+        oraclesToCrank.length == 0
+      ) {
+        await new Promise((r) => setTimeout(r, SLEEP_MS));
+        continue;
+      }
+
+      // can do 6 per tx
+      const numSignatures = 2;
+      const [pullIx, _luts] = await PullFeed.fetchUpdateManyIx(
+        sbOnDemandProgram as any,
+        {
+          feeds: oraclesToCrank.map((o) => new PublicKey(o.oracle.oraclePk)),
+          numSignatures,
+          crossbarClient,
+          payer: user.publicKey,
+        },
       );
-      const pullIxs = (
-        await Promise.all(
-          oraclesToCrank.map(async (oracle) => {
-            const pullIx = await preparePullIx(
-              sbOnDemandProgram,
-              oracle,
-              recentSlothashes,
-            );
-            return pullIx !== undefined ? pullIx : null;
-          }),
-        )
-      ).filter((pullIx) => pullIx !== null);
 
       const ixPreparedAt = Date.now();
 
-      const ixsChunks = chunk(shuffle(pullIxs), 2, false);
       const lamportsPerCu_ = Math.min(
         Math.max(lamportsPerCu ?? 150_000, 150_000),
         500_000,
       );
 
+      const cuLimit = 150_000 + oraclesToCrank.length * 30_000 * numSignatures;
+
       // dont await, fire and forget
       sendSignAndConfirmTransactions({
         connection,
         wallet: new Wallet(user),
         backupConnections: [
-          ...(CLUSTER_URL_2 ? [new Connection(LITE_RPC_URL!, 'recent')] : []),
+          ...(LITE_RPC_URL ? [new Connection(LITE_RPC_URL!, 'recent')] : []),
           ...(CLUSTER_URL_2 ? [new Connection(CLUSTER_URL_2!, 'recent')] : []),
         ],
         // fail rather quickly and retry submission from scratch
         // timeout using finalized to stay below switchboard oracle staleness limit
         timeoutStrategy: { block, startBlockCheckAfterSecs: 20 },
-        transactionInstructions: ixsChunks.map((txChunk) => ({
+        transactionInstructions: [{
           instructionsSet: [
             {
               signers: [],
               transactionInstruction: createComputeBudgetIx(lamportsPerCu_),
             },
-            ...txChunk.map((tx) => ({
+            {
+              signers: [],
+              transactionInstruction: createComputeLimitIx(cuLimit),
+            },
+            {
               signers: [],
-              transactionInstruction: tx,
-              // TODO disable alts for now
-              // alts: SBOD_ORACLE_LUTS.map(x=>new PublicKey(x)),
-            })),
+              transactionInstruction: pullIx,
+            }
           ],
           sequenceType: SequenceType.Parallel,
-        })),
+        }],
         config: {
           maxTxesInBatch: 10,
           autoRetry: false,
diff --git a/ts/client/src/accounts/oracle.ts b/ts/client/src/accounts/oracle.ts
index 94d33ed2c..d1b606e44 100644
--- a/ts/client/src/accounts/oracle.ts
+++ b/ts/client/src/accounts/oracle.ts
@@ -434,7 +434,7 @@ export function isOracleStaleOrUnconfident(
   }
   if (debug && deviation) {
     console.log(
-      `- ${debugPrefix?.padStart(30)}: deviation within confidence tolerance ${deviation.mul(I80F48.fromNumber(100)).div(confFilter).toFixed(3)}%`,
+      `- ${debugPrefix?.padStart(30)}: deviation within confidence tolerance ${deviation.div(price).mul(I80F48.fromNumber(100)).toFixed(3)}%`,
     );
   }
 
diff --git a/ts/client/src/utils/rpc.ts b/ts/client/src/utils/rpc.ts
index 7e01a7987..053f7b322 100644
--- a/ts/client/src/utils/rpc.ts
+++ b/ts/client/src/utils/rpc.ts
@@ -288,6 +288,15 @@ export const createComputeBudgetIx = (
   return computeBudgetIx;
 };
 
+export const createComputeLimitIx = (
+  units: number,
+): TransactionInstruction => {
+  const computeBudgetIx = ComputeBudgetProgram.setComputeUnitLimit({
+    units,
+  });
+  return computeBudgetIx;
+};
+
 export class MangoError extends Error {
   message: string;
   txid: string;
diff --git a/yarn.lock b/yarn.lock
index 963b02d3b..477d2007c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -901,7 +901,7 @@
   dependencies:
     tslib "^2.4.0"
 
-"@switchboard-xyz/common@^2.3.16", "@switchboard-xyz/common@^2.4.4", "@switchboard-xyz/common@^2.4.7":
+"@switchboard-xyz/common@^2.3.16", "@switchboard-xyz/common@^2.4.4":
   version "2.4.7"
   resolved "https://registry.yarnpkg.com/@switchboard-xyz/common/-/common-2.4.7.tgz#7b582e7cdd4c17a3d4e36beead520a5363f4f0a8"
   integrity sha512-gkUuy7n15gq+D0IKkqKsSqgWb1w5t3rfpjdTkJX0AAlL75QXZfi5fL4Ttwb22ALOWYLYuvYCD0uXFyczgMMkIQ==
@@ -918,16 +918,33 @@
     protobufjs "^7.2.6"
     yaml "^2.5.0"
 
-"@switchboard-xyz/on-demand@^1.2.38":
-  version "1.2.38"
-  resolved "https://registry.yarnpkg.com/@switchboard-xyz/on-demand/-/on-demand-1.2.38.tgz#de368176a89b05c365d916c5cb419e1cf918acf3"
-  integrity sha512-BaZc78dDbmofJmk60SD0dDsf953rnQ9MaTeUrFyn8Z0zRiu79hTJMeKisKbC/pOCG7EMpZZRF/sqXujRfG6QFw==
+"@switchboard-xyz/common@^2.5.3":
+  version "2.5.5"
+  resolved "https://registry.yarnpkg.com/@switchboard-xyz/common/-/common-2.5.5.tgz#773c20584877af86abe724e9787de8f3e6385bce"
+  integrity sha512-/qUmZlrfQyckvHGzS5Cj2+Ocd3eE64rPjQb1eEocc5dv4HXZMqbBbpM6BwURrQhZ65i3jO1evhTcAk3TVqCA8w==
+  dependencies:
+    "@solana/web3.js" "^1.93.0"
+    axios "^1.7.2"
+    big.js "^6.2.1"
+    bn.js "^5.2.1"
+    bs58 "^5.0.0"
+    cron-validator "^1.3.1"
+    decimal.js "^10.4.3"
+    js-sha256 "^0.11.0"
+    lodash "^4.17.21"
+    protobufjs "^7.2.6"
+    yaml "^2.5.0"
+
+"@switchboard-xyz/on-demand@^1.2.51":
+  version "1.2.51"
+  resolved "https://registry.yarnpkg.com/@switchboard-xyz/on-demand/-/on-demand-1.2.51.tgz#ad42a0855dcff59d3cd7e34ba4dc9ea4531bfddf"
+  integrity sha512-IqtAEtYdCRQqG8a3tL5WOcLgBco8Iionu60Q+hQzCslQw76zDlkToHkI+71ASulFdZ2z+2XjaKV5ZVqPcYgP7g==
   dependencies:
     "@brokerloop/ttlcache" "^3.2.3"
     "@coral-xyz/anchor-30" "npm:@coral-xyz/anchor@0.30.1"
     "@solana/web3.js" "^1.95.0"
     "@solworks/soltoolkit-sdk" "^0.0.23"
-    "@switchboard-xyz/common" "^2.4.7"
+    "@switchboard-xyz/common" "^2.5.3"
     axios "^1.7.4"
     big.js "^6.2.1"
     bs58 "^5.0.0"
@@ -2766,14 +2783,14 @@ node-addon-api@^5.0.0:
   resolved "https://registry.yarnpkg.com/node-addon-api/-/node-addon-api-5.1.0.tgz#49da1ca055e109a23d537e9de43c09cca21eb762"
   integrity sha512-eh0GgfEkpnoWDq+VY8OyvYhFEzBk6jIYbRKdIlyTiAXIVJ8PyBaKb0rp7oDtoddbdoHWhq8wwr+XZ81F1rpNdA==
 
-node-fetch@3.3.2, "node-fetch@npm:@blockworks-foundation/node-fetch@2.6.11":
+node-fetch@3.3.2, node-fetch@^2.6.12, node-fetch@^2.7.0, "node-fetch@npm:@blockworks-foundation/node-fetch@2.6.11":
   version "2.6.11"
   resolved "https://registry.yarnpkg.com/@blockworks-foundation/node-fetch/-/node-fetch-2.6.11.tgz#fb536ef0e6a960e7b7993f3c1d3b3bba9bdfbc56"
   integrity sha512-HeDTxpIypSR4qCoqgUXGr8YL4OG1z7BbV4VhQ9iQs+pt2wV3MtqO+sQk2vXK3WDKu5C6BsbGmWE22BmIrcuOOw==
   dependencies:
     whatwg-url "^5.0.0"
 
-node-fetch@^2.6.1, node-fetch@^2.6.12, node-fetch@^2.7.0:
+node-fetch@^2.6.1:
   version "2.7.0"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.7.0.tgz#d0f0fa6e3e2dc1d27efcd8ad99d550bda94d187d"
   integrity sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==

From 8035330b72d41835956ea4834eda91dce3116da3 Mon Sep 17 00:00:00 2001
From: Maximilian Schneider <mail@maximilianschneider.net>
Date: Sat, 30 Nov 2024 14:46:26 +0100
Subject: [PATCH 2/3] add logic for variance threshold per tier and simplify
 logic for fallbacks

---
 ts/client/scripts/sb-on-demand-crank-utils.ts |   9 +-
 ts/client/scripts/sb-on-demand-crank.ts       | 382 ++++++++----------
 2 files changed, 172 insertions(+), 219 deletions(-)

diff --git a/ts/client/scripts/sb-on-demand-crank-utils.ts b/ts/client/scripts/sb-on-demand-crank-utils.ts
index 8a2b99db4..f69a5a043 100644
--- a/ts/client/scripts/sb-on-demand-crank-utils.ts
+++ b/ts/client/scripts/sb-on-demand-crank-utils.ts
@@ -7,11 +7,10 @@ import { ZERO_I80F48 } from '../src/numbers/I80F48';
 export interface OraclesFromMangoGroupInterface {
   oraclePk: PublicKey;
   name: string;
+  tier: string;
   fallbackForOracle: PublicKey | undefined;
   tokenIndex: TokenIndex | undefined; // todo remove
   perpMarketIndex: PerpMarketIndex | undefined;
-  isOracleStaleOrUnconfident: boolean;
-  // todo: add tier when program mango-v4 24.3 is released
 }
 
 /**
@@ -37,10 +36,10 @@ export function getOraclesForMangoGroup(
       return {
         oraclePk: b[0].oracle,
         name: b[0].name,
+        tier: b[0].tier,
         fallbackForOracle: undefined,
         tokenIndex: b[0].tokenIndex,
         perpMarketIndex: undefined,
-        isOracleStaleOrUnconfident: false,
       };
     });
 
@@ -51,10 +50,10 @@ export function getOraclesForMangoGroup(
     return {
       oraclePk: pM.oracle,
       name: pM.name,
+      tier: "S",
       fallbackForOracle: undefined,
       tokenIndex: undefined,
       perpMarketIndex: pM.perpMarketIndex,
-      isOracleStaleOrUnconfident: false,
     };
   });
 
@@ -74,10 +73,10 @@ export function getOraclesForMangoGroup(
       return {
         oraclePk: b[0].fallbackOracle,
         name: b[0].name,
+        tier: b[0].tier,
         fallbackForOracle: b[0].oracle,
         tokenIndex: b[0].tokenIndex,
         perpMarketIndex: undefined,
-        isOracleStaleOrUnconfident: false,
       };
     })
     .filter((item) => !item.oraclePk.equals(PublicKey.default));
diff --git a/ts/client/scripts/sb-on-demand-crank.ts b/ts/client/scripts/sb-on-demand-crank.ts
index 11a4abdd1..74ceeab33 100644
--- a/ts/client/scripts/sb-on-demand-crank.ts
+++ b/ts/client/scripts/sb-on-demand-crank.ts
@@ -12,25 +12,18 @@ import {
   ON_DEMAND_MAINNET_PID,
   PullFeed,
   Queue,
-  RecentSlotHashes,
 } from '@switchboard-xyz/on-demand';
 import fs from 'fs';
 import chunk from 'lodash/chunk';
-import shuffle from 'lodash/shuffle';
 import uniqWith from 'lodash/uniqWith';
-import zipWith from 'lodash/zipWith';
 import { Program as Anchor30Program, BN, Idl } from 'switchboard-anchor';
 
 import { SequenceType } from '@blockworks-foundation/mangolana/lib/globalTypes';
 import { sendSignAndConfirmTransactions } from '@blockworks-foundation/mangolana/lib/transactions';
-import { BorshAccountsCoder } from '@coral-xyz/anchor';
 import { AnchorProvider, Wallet } from 'switchboard-anchor';
-import { TokenIndex } from '../src/accounts/bank';
+import { Bank, TokenIndex } from '../src/accounts/bank';
 import { Group } from '../src/accounts/group';
-import {
-  isOracleStaleOrUnconfident,
-  parseSwitchboardOracle,
-} from '../src/accounts/oracle';
+import { parseSwitchboardOracle } from '../src/accounts/oracle';
 import { PerpMarketIndex } from '../src/accounts/perp';
 import { MangoClient } from '../src/client';
 import { MANGO_V4_ID, MANGO_V4_MAIN_GROUP } from '../src/constants';
@@ -73,10 +66,10 @@ interface OracleMetaInterface {
   oracle: {
     oraclePk: PublicKey;
     name: string;
+    tier: string;
     fallbackForOracle: PublicKey | undefined;
     tokenIndex: TokenIndex | undefined;
     perpMarketIndex: PerpMarketIndex | undefined;
-    isOracleStaleOrUnconfident: boolean;
   };
   ai: AccountInfo<Buffer> | null;
   decodedPullFeed: any;
@@ -92,11 +85,11 @@ interface OracleMetaInterface {
 }
 
 /// refresh mango group to detect new oracles added through governance
-/// without a restart within 1 minute, result object will be dynamically
-/// updated
+/// without a restart within 3 minutes, result object will be dynamically
+/// updated as well as the passed group
 async function setupBackgroundRefresh(
   client: MangoClient,
-  group: Group,
+  group: Group, /// modified periodically
   sbOnDemandProgram: Anchor30Program<Idl>,
   crossbarClient: CrossbarClient,
 ): Promise<{ oracles: OracleMetaInterface[] }> {
@@ -110,7 +103,7 @@ async function setupBackgroundRefresh(
 
   const result = { oracles };
 
-  const GROUP_REFRESH_INTERVAL = 60_000;
+  const GROUP_REFRESH_INTERVAL = 180_000; // refresh every 3 minutes
   const refreshGroup = async function (): Promise<void> {
     try {
       await group.reloadAll(client);
@@ -146,6 +139,7 @@ async function setupBackgroundRefresh(
   while (true) {
     try {
       // pull a fresh reference to the oracles from the background refresher
+      // group is updated in place
       const { oracles } = refresh;
 
       const startedAt = Date.now();
@@ -156,30 +150,23 @@ async function setupBackgroundRefresh(
         client.connection.getSlot('processed'),
       ]);
 
-      await updateFilteredOraclesAis(
-        client,
-        sbOnDemandProgram,
-        group,
-        slot,
-        oracles,
-      );
-
-      const onlyEssentialOracles = oracles.filter(
-        (o) => o.oracle.isOracleStaleOrUnconfident,
-      );
+      // refresh oracle accounts to know when each oracle was late updated
+      // updates oracle in place
+      await updateFilteredOraclesAis(client, sbOnDemandProgram, oracles);
 
       const aisUpdatedAt = Date.now();
 
       const staleOracles = await filterForStaleOracles(
-        onlyEssentialOracles,
+        oracles,
         client,
+        group,
         slot,
       );
 
       const staleFilteredAt = Date.now();
 
       const crossBarSims = await Promise.all(
-        onlyEssentialOracles.map((o) =>
+        oracles.map((o) =>
           crossbarClient.simulateFeeds([
             new Buffer(o.parsedConfigs.feedHash).toString('hex'),
           ]),
@@ -189,11 +176,7 @@ async function setupBackgroundRefresh(
       const simulatedAt = Date.now();
 
       const varianceThresholdCrossedOracles =
-        await filterForVarianceThresholdOracles(
-          onlyEssentialOracles,
-          client,
-          crossBarSims,
-        );
+        await filterForVarianceThresholdOracles(oracles, client, crossBarSims);
 
       const varianceFilteredAt = Date.now();
 
@@ -202,8 +185,7 @@ async function setupBackgroundRefresh(
         function (a, b) {
           return a.oracle.oraclePk.equals(b.oracle.oraclePk);
         },
-      ).slice(0, 6);
-
+      );
       console.log(
         `[main] round candidates | Stale: ${staleOracles
           .map((o) => o.oracle.name)
@@ -212,101 +194,116 @@ async function setupBackgroundRefresh(
           .join(', ')}`,
       );
 
-      if (
-        oraclesToCrank.length == 0
-      ) {
-        await new Promise((r) => setTimeout(r, SLEEP_MS));
-        continue;
-      }
-
       // can do 6 per tx
-      const numSignatures = 2;
-      const [pullIx, _luts] = await PullFeed.fetchUpdateManyIx(
-        sbOnDemandProgram as any,
-        {
-          feeds: oraclesToCrank.map((o) => new PublicKey(o.oracle.oraclePk)),
-          numSignatures,
-          crossbarClient,
-          payer: user.publicKey,
-        },
-      );
+      const crankChunks: OracleMetaInterface[][] = chunk(oraclesToCrank, 6);
 
-      const ixPreparedAt = Date.now();
+      // don't wait for switchboard API or delay retry
+      crankChunks.map(async (oracleChunk) => {
+        if (oracleChunk.length == 0) return;
 
-      const lamportsPerCu_ = Math.min(
-        Math.max(lamportsPerCu ?? 150_000, 150_000),
-        500_000,
-      );
-
-      const cuLimit = 150_000 + oraclesToCrank.length * 30_000 * numSignatures;
-
-      // dont await, fire and forget
-      sendSignAndConfirmTransactions({
-        connection,
-        wallet: new Wallet(user),
-        backupConnections: [
-          ...(LITE_RPC_URL ? [new Connection(LITE_RPC_URL!, 'recent')] : []),
-          ...(CLUSTER_URL_2 ? [new Connection(CLUSTER_URL_2!, 'recent')] : []),
-        ],
-        // fail rather quickly and retry submission from scratch
-        // timeout using finalized to stay below switchboard oracle staleness limit
-        timeoutStrategy: { block, startBlockCheckAfterSecs: 20 },
-        transactionInstructions: [{
-          instructionsSet: [
+        const numSignatures = 2;
+        try {
+        // TODO: don't ignore LUTS
+          const [pullIx, _luts] = await PullFeed.fetchUpdateManyIx(
+            sbOnDemandProgram as any,
             {
-              signers: [],
-              transactionInstruction: createComputeBudgetIx(lamportsPerCu_),
+              feeds: oracleChunk.map((o) => new PublicKey(o.oracle.oraclePk)),
+              numSignatures,
+              crossbarClient,
+              payer: user.publicKey,
             },
-            {
-              signers: [],
-              transactionInstruction: createComputeLimitIx(cuLimit),
+          );
+
+          const ixPreparedAt = Date.now();
+
+          const lamportsPerCu_ = Math.min(
+            Math.max(lamportsPerCu ?? 150_000, 150_000),
+            500_000,
+          );
+
+          const cuLimit = 150_000 + oracleChunk.length * 30_000 * numSignatures;
+
+          // no need to await, fire and forget
+          sendSignAndConfirmTransactions({
+            connection,
+            wallet: new Wallet(user),
+            backupConnections: [
+              ...(LITE_RPC_URL
+                ? [new Connection(LITE_RPC_URL!, 'recent')]
+                : []),
+              ...(CLUSTER_URL_2
+                ? [new Connection(CLUSTER_URL_2!, 'recent')]
+                : []),
+            ],
+            // fail rather quickly and retry submission from scratch
+            // timeout using finalized to stay below switchboard oracle staleness limit
+            timeoutStrategy: { block, startBlockCheckAfterSecs: 20 },
+            transactionInstructions: [
+              {
+                instructionsSet: [
+                  {
+                    signers: [],
+                    transactionInstruction:
+                      createComputeBudgetIx(lamportsPerCu_),
+                  },
+                  {
+                    signers: [],
+                    transactionInstruction: createComputeLimitIx(cuLimit),
+                  },
+                  {
+                    signers: [],
+                    transactionInstruction: pullIx,
+                  },
+                ],
+                sequenceType: SequenceType.Parallel,
+              },
+            ],
+            config: {
+              maxTxesInBatch: 10,
+              autoRetry: false,
+              logFlowInfo: false,
+              // TODO disable alts for now
+              // useVersionedTransactions: true,
             },
-            {
-              signers: [],
-              transactionInstruction: pullIx,
-            }
-          ],
-          sequenceType: SequenceType.Parallel,
-        }],
-        config: {
-          maxTxesInBatch: 10,
-          autoRetry: false,
-          logFlowInfo: false,
-          // TODO disable alts for now
-          // useVersionedTransactions: true,
-        },
-        callbacks: {
-          afterEveryTxSend: function (data) {
-            const sentAt = Date.now();
-            const total = (sentAt - startedAt) / 1000;
-            const aiUpdate = (aisUpdatedAt - startedAt) / 1000;
-            const staleFilter = (staleFilteredAt - aisUpdatedAt) / 1000;
-            const simulate = (simulatedAt - staleFilteredAt) / 1000;
-            const varianceFilter = (varianceFilteredAt - simulatedAt) / 1000;
-            const ixPrepare = (ixPreparedAt - varianceFilteredAt) / 1000;
-            const timing = {
-              aiUpdate,
-              staleFilter,
-              simulate,
-              varianceFilter,
-              ixPrepare,
-            };
-
-            console.log(
-              `[tx send] https://solscan.io/tx/${data['txid']}, in ${total}s, lamportsPerCu_ ${lamportsPerCu_}, lamportsPerCu ${lamportsPerCu}, timiming ${JSON.stringify(timing)}`,
-            );
-          },
-          onError: function (e, notProcessedTransactions) {
+            callbacks: {
+              afterEveryTxSend: function (data) {
+                const sentAt = Date.now();
+                const total = (sentAt - startedAt) / 1000;
+                const aiUpdate = (aisUpdatedAt - startedAt) / 1000;
+                const staleFilter = (staleFilteredAt - aisUpdatedAt) / 1000;
+                const simulate = (simulatedAt - staleFilteredAt) / 1000;
+                const varianceFilter =
+                  (varianceFilteredAt - simulatedAt) / 1000;
+                const ixPrepare = (ixPreparedAt - varianceFilteredAt) / 1000;
+                const timing = {
+                  aiUpdate,
+                  staleFilter,
+                  simulate,
+                  varianceFilter,
+                  ixPrepare,
+                };
+
+                console.log(
+                  `[tx send] https://solscan.io/tx/${data['txid']}, in ${total}s, lamportsPerCu_ ${lamportsPerCu_}, lamportsPerCu ${lamportsPerCu}, timiming ${JSON.stringify(timing)}`,
+                );
+              },
+              onError: function (e, notProcessedTransactions) {
+                console.error(
+                  `[tx send] ${notProcessedTransactions.length} error(s) after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(e)}`,
+                );
+              },
+            },
+          }).catch((reason) =>
             console.error(
-              `[tx send] ${notProcessedTransactions.length} error(s) after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(e)}`,
-            );
-          },
-        },
-      }).catch((reason) =>
-        console.error(
-          `[tx send] promise rejected after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(reason)}`,
-        ),
-      );
+              `[tx send] promise rejected after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(reason)}`,
+            ),
+          );
+        } catch (e) {
+          console.error(
+            `[ix fetch] error after ${(Date.now() - varianceFilteredAt) / 1000}s ${JSON.stringify(e)}`,
+          );
+        }
+      });
 
       await new Promise((r) => setTimeout(r, SLEEP_MS));
     } catch (error) {
@@ -345,6 +342,19 @@ async function preparePullIx(
   }
 }
 
+const VARIANCE_THRESHOLD_PCT_BY_TIER = {
+  S: 0.5,
+  AAA: 1,
+  AA: 1,
+  A: 1,
+  'A-': 1,
+  BBB: 2,
+  BB: 2,
+  B: 2,
+  C: 4,
+  D: Number.MAX_VALUE,
+};
+
 async function filterForVarianceThresholdOracles(
   filteredOracles: OracleMetaInterface[],
   client: MangoClient,
@@ -366,18 +376,15 @@ async function filterForVarianceThresholdOracles(
       crossBarSim[0].results.length;
 
     const changePct = (Math.abs(res.price - simPrice) * 100) / res.price;
-    if (changePct > item.decodedPullFeed.maxVariance / 1000000000) {
+    const thresholdPct = VARIANCE_THRESHOLD_PCT_BY_TIER[item.oracle.tier];
+    if (changePct > thresholdPct) {
       console.log(
-        `[filter variance] ${item.oracle.name}, candidate, ${
-          item.decodedPullFeed.maxVariance / 1000000000
-        }, ${simPrice}, ${res.price}, ${changePct}`,
+        `[filter variance] ${item.oracle.name}, candidate: ${thresholdPct} < ${changePct}, ${simPrice}, ${res.price}`,
       );
       varianceThresholdCrossedOracles.push(item);
     } else {
       console.log(
-        `[filter variance] ${item.oracle.name}, non-candidate, ${
-          item.decodedPullFeed.maxVariance / 1000000000
-        }, ${simPrice}, ${res.price}, ${changePct}`,
+        `[filter variance] ${item.oracle.name}, non-candidate: ${thresholdPct} > ${changePct}, ${simPrice}, ${res.price},`,
       );
     }
   }
@@ -387,31 +394,49 @@ async function filterForVarianceThresholdOracles(
 async function filterForStaleOracles(
   filteredOracles: OracleMetaInterface[],
   client: MangoClient,
-  slot: number,
+  group: Group,
+  lastProcessedSlot: number,
 ): Promise<OracleMetaInterface[]> {
   const staleOracles = new Array<OracleMetaInterface>();
   for (const item of filteredOracles) {
+    // we know that all these oracles are SBOD
     const res = await parseSwitchboardOracle(
       item.oracle.oraclePk,
       item.ai!,
       client.connection,
     );
 
-    const diff = slot - res.lastUpdatedSlot;
-    if (
-      // maxStaleness will usually be 250 (=100s)
-      // one iteration takes 10s, retry is every 20s
-      // this allows for 2 retries until the oracle becomes stale
-      diff >
-      item.decodedPullFeed.maxStaleness * 0.3
-    ) {
+    const slotsSinceLastUpdate = lastProcessedSlot - res.lastUpdatedSlot;
+    // one iteration takes 10s, retry is every 20s
+    // this allows for at least 2 retries until the oracle becomes stale
+    const safetySeconds = 20 * 3 + 10;
+    const safetySlots = safetySeconds * 2.5;
+    const slotsUntilUpdate = item.decodedPullFeed.maxStaleness - safetySlots;
+    if (slotsSinceLastUpdate > slotsUntilUpdate) {
       console.log(
-        `[filter stale] ${item.oracle.name}, candidate, ${item.decodedPullFeed.maxStaleness}, ${slot}, ${res.lastUpdatedSlot}, ${diff}`,
+        `[filter stale] ${item.oracle.name}, candidate, ${item.decodedPullFeed.maxStaleness}, ${lastProcessedSlot}, ${res.lastUpdatedSlot}, ${slotsSinceLastUpdate}`,
       );
+
+      // check if oracle is fallback and primary is not stale
+      if (item.oracle.fallbackForOracle) {
+        const mainOraclePk = item.oracle.fallbackForOracle.toString();
+        const [bank] = group.banksMapByOracle.get(mainOraclePk) as Bank[];
+        // we need a working staleness check for every oracle type not only SBOD in this case
+        // this info is up to date bc. of setupBackgroundRefresh
+        if (!bank.isOracleStaleOrUnconfident(lastProcessedSlot + safetySlots)) {
+          console.log(
+            `[filter stale] fallback ${item.oracle.name}, non-candidate, bc. main oracle is up to date ${mainOraclePk}`,
+          );
+          // skip to save on gas, primary is good enough
+          continue;
+        }
+      }
+
+      // this oracle is stale and there's no fresh primary either
       staleOracles.push(item);
     } else {
       console.log(
-        `[filter stale] ${item.oracle.name}, non-candidate, ${item.decodedPullFeed.maxStaleness}, ${slot}, ${res.lastUpdatedSlot}, ${diff}`,
+        `[filter stale] ${item.oracle.name}, non-candidate, ${item.decodedPullFeed.maxStaleness}, ${lastProcessedSlot}, ${res.lastUpdatedSlot}, ${slotsSinceLastUpdate}`,
       );
     }
   }
@@ -461,7 +486,7 @@ async function prepareCandidateOracles(
     );
   }
 
-  // combine account info
+  // combine account info and remove non sbod owned oracles
   const sbodOracles = oracles
     .map((o, i) => {
       return { oracle: o, ai: ais[i] };
@@ -517,10 +542,10 @@ function extendOraclesManually(
       {
         oraclePk: new PublicKey('EtbG8PSDCyCSmDH8RE4Nf2qTV9d6P6zShzHY2XWvjFJf'),
         name: 'BTC/USD',
+        tier: 'S',
         fallbackForOracle: undefined,
         tokenIndex: undefined,
         perpMarketIndex: undefined,
-        isOracleStaleOrUnconfident: false,
       },
     ];
   }
@@ -537,10 +562,10 @@ function extendOraclesManually(
     return {
       oraclePk: new PublicKey(item[1]),
       name: item[0],
+      tier: 'S',
       fallbackForOracle: undefined,
       tokenIndex: undefined,
       perpMarketIndex: undefined,
-      isOracleStaleOrUnconfident: false,
     };
   });
 }
@@ -606,8 +631,6 @@ async function setupSwitchboard(client: MangoClient): Promise<{
 async function updateFilteredOraclesAis(
   client: MangoClient,
   sbOnDemandProgram: Anchor30Program<Idl>,
-  group: Group,
-  nowSlot: number,
   filteredOracles: OracleMetaInterface[],
 ): Promise<void> {
   const ais = (
@@ -631,73 +654,4 @@ async function updateFilteredOraclesAis(
     );
     fo.decodedPullFeed = decodedPullFeed;
   });
-
-  // make a note iff a sbod oracle, is a fallback for another oracle, where the main oracle is stale or unconfident
-  {
-    // filter where sbod oracle is a fallback for another oracle
-    const publicKeysWithIndices = filteredOracles
-      .map((item, idx) => {
-        return { publicKey: item.oracle.fallbackForOracle, idx: idx };
-      })
-      .filter((item) => item.publicKey !== undefined);
-    const ais = (
-      await Promise.all(
-        chunk(
-          publicKeysWithIndices.map((item) => item.publicKey),
-          50,
-          false,
-        ).map((chunk_) =>
-          client.program.provider.connection.getMultipleAccountsInfo(chunk_),
-        ),
-      )
-    ).flat();
-
-    const coder = new BorshAccountsCoder(client.program.idl);
-
-    await Promise.all(
-      zipWith(publicKeysWithIndices, ais, function (publicKeyWithIndex, ai) {
-        return { publicKeyWithIndex, ai };
-      }).map(async (item) => {
-        // fetch main oracle, and check if it is stale or unconfident
-        const filteredOracle = filteredOracles[item.publicKeyWithIndex.idx];
-        let mintDecimals, maxStalenessSlots, confFilter;
-        if (filteredOracle.oracle.tokenIndex !== undefined) {
-          const bank = group.getFirstBankByTokenIndex(
-            filteredOracle.oracle.tokenIndex,
-          );
-          mintDecimals = bank.mintDecimals;
-          maxStalenessSlots = bank.oracleConfig.maxStalenessSlots;
-          confFilter = bank.oracleConfig.confFilter;
-        } else if (filteredOracle.oracle.perpMarketIndex !== undefined) {
-          const pm = group.getPerpMarketByMarketIndex(
-            filteredOracle.oracle.perpMarketIndex,
-          );
-          mintDecimals = pm.baseDecimals;
-          maxStalenessSlots = pm.oracleConfig.maxStalenessSlots;
-          confFilter = pm.oracleConfig.confFilter;
-        } else {
-          return;
-        }
-        const result = await Group.decodePriceFromOracleAi(
-          group,
-          coder,
-          filteredOracle.oracle.oraclePk,
-          item.ai,
-          mintDecimals,
-          client,
-        );
-        filteredOracle.oracle.isOracleStaleOrUnconfident =
-          isOracleStaleOrUnconfident(
-            nowSlot,
-            maxStalenessSlots.toNumber() - 100, // mark as stale a bit early, so we can keep fallback prepared
-            result.lastUpdatedSlot,
-            result.deviation,
-            confFilter,
-            result.price,
-            true,
-            `${filteredOracle.oracle.name} fallback-main-oracle-check`,
-          );
-      }),
-    );
-  }
 }

From a8e751aac081e561c4ede6d52954d740632c9c4f Mon Sep 17 00:00:00 2001
From: Maximilian Schneider <mail@maximilianschneider.net>
Date: Sat, 30 Nov 2024 16:28:23 +0100
Subject: [PATCH 3/3] setup prometheus metrics

---
 package.json                              |   7 +-
 ts/client/scripts/sb-on-demand-crank.ts   |  96 +++-
 ts/client/scripts/sb-on-demand-metrics.ts | 104 ++++
 yarn.lock                                 | 550 +++++++++++++++++++++-
 4 files changed, 729 insertions(+), 28 deletions(-)
 create mode 100644 ts/client/scripts/sb-on-demand-metrics.ts

diff --git a/package.json b/package.json
index 44ed869ba..a2f2ffbcd 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,10 @@
     "tsx": "^4.15.7",
     "tweetnacl": "1.0.3",
     "typedoc": "^0.26.5",
-    "typescript": "^5.5.4"
+    "typescript": "^5.5.4",
+    "express": "^4.18.2",
+    "express-prom-bundle": "^8.0.0",
+    "prom-client": "^15.1.3"
   },
   "prettier": {
     "singleQuote": true,
@@ -95,4 +98,4 @@
     "strip-ansi": "6.0.1"
   },
   "license": "MIT"
-}
+}
\ No newline at end of file
diff --git a/ts/client/scripts/sb-on-demand-crank.ts b/ts/client/scripts/sb-on-demand-crank.ts
index 74ceeab33..c509b4230 100644
--- a/ts/client/scripts/sb-on-demand-crank.ts
+++ b/ts/client/scripts/sb-on-demand-crank.ts
@@ -33,6 +33,21 @@ import {
   getOraclesForMangoGroup,
   OraclesFromMangoGroupInterface,
 } from './sb-on-demand-crank-utils';
+import {
+  cycleDurationHistogram,
+  exposePromMetrics,
+  fetchIxDurationHistogram,
+  fetchIxFailureCounter,
+  fetchIxSuccessCounter,
+  refreshFailureCounter,
+  refreshSuccessCounter,
+  relativeSlotsSinceLastUpdateHistogram,
+  relativeVarianceSinceLastUpdateHistogram,
+  sendTxCounter,
+  sendTxErrorCounter,
+  updateBlockhashSlotDurationHistogram,
+  updateOracleAiDurationHistogram,
+} from './sb-on-demand-metrics';
 
 const CLUSTER: Cluster =
   (process.env.CLUSTER_OVERRIDE as Cluster) || 'mainnet-beta';
@@ -107,14 +122,17 @@ async function setupBackgroundRefresh(
   const refreshGroup = async function (): Promise<void> {
     try {
       await group.reloadAll(client);
+      refreshSuccessCounter.labels({ label: 'group.reloadAll' }).inc(1);
       result.oracles = await prepareCandidateOracles(
         client,
         group,
         sbOnDemandProgram,
         crossbarClient,
       );
-    } catch (e) {
-      console.error('[group]', e);
+      refreshSuccessCounter.labels({ label: 'prepareCandidateOracles' }).inc(1);
+    } catch (err) {
+      console.error('[refresh]', err);
+      refreshFailureCounter.label({ err }).inc(1);
     }
     setTimeout(refreshGroup, GROUP_REFRESH_INTERVAL);
   };
@@ -150,11 +168,20 @@ async function setupBackgroundRefresh(
         client.connection.getSlot('processed'),
       ]);
 
-      // refresh oracle accounts to know when each oracle was late updated
+      refreshSuccessCounter.labels({ label: 'getLatestBlockhash+getSlot' }).inc(1);
+      const blockhashSlotUpdateAt = Date.now();
+      updateBlockhashSlotDurationHistogram.observe(
+        blockhashSlotUpdateAt - startedAt,
+      );
+
+      // refresh oracle accounts to know when each oracle was last updated
       // updates oracle in place
       await updateFilteredOraclesAis(client, sbOnDemandProgram, oracles);
-
+      refreshSuccessCounter.labels({ label: 'updateFilteredOraclesAis' }).inc(1);
       const aisUpdatedAt = Date.now();
+      updateOracleAiDurationHistogram.observe(
+        aisUpdatedAt - blockhashSlotUpdateAt,
+      );
 
       const staleOracles = await filterForStaleOracles(
         oracles,
@@ -162,7 +189,7 @@ async function setupBackgroundRefresh(
         group,
         slot,
       );
-
+      refreshSuccessCounter.labels({ label: 'filterForStaleOracles' }).inc(1);
       const staleFilteredAt = Date.now();
 
       const crossBarSims = await Promise.all(
@@ -172,12 +199,15 @@ async function setupBackgroundRefresh(
           ]),
         ),
       );
-
+      refreshSuccessCounter.labels({ label: 'simulateFeeds' }).inc(1);
       const simulatedAt = Date.now();
+      fetchIxDurationHistogram.observe(simulatedAt - staleFilteredAt);
 
       const varianceThresholdCrossedOracles =
         await filterForVarianceThresholdOracles(oracles, client, crossBarSims);
-
+      refreshSuccessCounter.labels({ label: 'filterForVarianceThresholdOracles' }).inc(
+        1,
+      );
       const varianceFilteredAt = Date.now();
 
       const oraclesToCrank: OracleMetaInterface[] = uniqWith(
@@ -203,7 +233,8 @@ async function setupBackgroundRefresh(
 
         const numSignatures = 2;
         try {
-        // TODO: don't ignore LUTS
+          // TODO: don't ignore LUTS
+          // TODO: investigate if more data can be prefetced (as was before)
           const [pullIx, _luts] = await PullFeed.fetchUpdateManyIx(
             sbOnDemandProgram as any,
             {
@@ -213,8 +244,11 @@ async function setupBackgroundRefresh(
               payer: user.publicKey,
             },
           );
-
+          for (const oracle of oracleChunk) {
+            fetchIxSuccessCounter.labels({ oracle: oracle.oracle.name }).inc(1);
+          }
           const ixPreparedAt = Date.now();
+          fetchIxDurationHistogram.observe(ixPreparedAt - simulatedAt);
 
           const lamportsPerCu_ = Math.min(
             Math.max(lamportsPerCu ?? 150_000, 150_000),
@@ -267,15 +301,20 @@ async function setupBackgroundRefresh(
             },
             callbacks: {
               afterEveryTxSend: function (data) {
+                sendTxCounter.inc(1);
                 const sentAt = Date.now();
                 const total = (sentAt - startedAt) / 1000;
-                const aiUpdate = (aisUpdatedAt - startedAt) / 1000;
+                cycleDurationHistogram.observe(sentAt - startedAt);
+                const blockhashSlotUpdate =
+                  (blockhashSlotUpdateAt - startedAt) / 1000;
+                const aiUpdate = (aisUpdatedAt - blockhashSlotUpdateAt) / 1000;
                 const staleFilter = (staleFilteredAt - aisUpdatedAt) / 1000;
                 const simulate = (simulatedAt - staleFilteredAt) / 1000;
                 const varianceFilter =
                   (varianceFilteredAt - simulatedAt) / 1000;
                 const ixPrepare = (ixPreparedAt - varianceFilteredAt) / 1000;
                 const timing = {
+                  blockhashSlotUpdate,
                   aiUpdate,
                   staleFilter,
                   simulate,
@@ -287,35 +326,42 @@ async function setupBackgroundRefresh(
                   `[tx send] https://solscan.io/tx/${data['txid']}, in ${total}s, lamportsPerCu_ ${lamportsPerCu_}, lamportsPerCu ${lamportsPerCu}, timiming ${JSON.stringify(timing)}`,
                 );
               },
-              onError: function (e, notProcessedTransactions) {
+              onError: function (err, notProcessedTransactions) {
+                sendTxErrorCounter.labels(err).inc(1);
                 console.error(
-                  `[tx send] ${notProcessedTransactions.length} error(s) after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(e)}`,
+                  `[tx send] ${notProcessedTransactions.length} error(s) after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(err)}`,
                 );
               },
             },
-          }).catch((reason) =>
+          }).catch((reason) => {
+            sendTxErrorCounter
+              .labels({ err: `prom rejected: ${JSON.stringify(reason)}` })
+              .inc(1);
             console.error(
               `[tx send] promise rejected after ${(Date.now() - ixPreparedAt) / 1000}s ${JSON.stringify(reason)}`,
-            ),
-          );
-        } catch (e) {
+            );
+          });
+        } catch (err) {
           console.error(
-            `[ix fetch] error after ${(Date.now() - varianceFilteredAt) / 1000}s ${JSON.stringify(e)}`,
+            `[ix fetch] error after ${(Date.now() - varianceFilteredAt) / 1000}s ${JSON.stringify(err)}`,
           );
+          fetchIxFailureCounter.labels({ err }).inc(1);
         }
       });
 
       await new Promise((r) => setTimeout(r, SLEEP_MS));
-    } catch (error) {
-      console.error('[main]', error);
+    } catch (err) {
+      console.error('[main]', err);
+      refreshFailureCounter.labels({ err }).inc(1);
     }
   }
 })();
+exposePromMetrics(Number(process.env.PORT!), process.env.BIND);
 
 /**
  * prepares the instruction to update an individual oracle using the cached data on oracle
  */
-async function preparePullIx(
+async function _preparePullIx(
   sbOnDemandProgram,
   oracle: OracleMetaInterface,
   recentSlothashes?: Array<[BN, string]>,
@@ -377,6 +423,9 @@ async function filterForVarianceThresholdOracles(
 
     const changePct = (Math.abs(res.price - simPrice) * 100) / res.price;
     const thresholdPct = VARIANCE_THRESHOLD_PCT_BY_TIER[item.oracle.tier];
+    relativeVarianceSinceLastUpdateHistogram
+      .labels({ oracle: item.oracle.name })
+      .observe(changePct / thresholdPct);
     if (changePct > thresholdPct) {
       console.log(
         `[filter variance] ${item.oracle.name}, candidate: ${thresholdPct} < ${changePct}, ${simPrice}, ${res.price}`,
@@ -412,9 +461,12 @@ async function filterForStaleOracles(
     const safetySeconds = 20 * 3 + 10;
     const safetySlots = safetySeconds * 2.5;
     const slotsUntilUpdate = item.decodedPullFeed.maxStaleness - safetySlots;
+    relativeSlotsSinceLastUpdateHistogram
+      .labels({ oracle: item.oracle.name })
+      .observe(slotsSinceLastUpdate / slotsUntilUpdate);
     if (slotsSinceLastUpdate > slotsUntilUpdate) {
       console.log(
-        `[filter stale] ${item.oracle.name}, candidate, ${item.decodedPullFeed.maxStaleness}, ${lastProcessedSlot}, ${res.lastUpdatedSlot}, ${slotsSinceLastUpdate}`,
+        `[filter stale] ${item.oracle.name}, candidate, ${slotsSinceLastUpdate} > ${slotsUntilUpdate}, ${lastProcessedSlot}`,
       );
 
       // check if oracle is fallback and primary is not stale
@@ -436,7 +488,7 @@ async function filterForStaleOracles(
       staleOracles.push(item);
     } else {
       console.log(
-        `[filter stale] ${item.oracle.name}, non-candidate, ${item.decodedPullFeed.maxStaleness}, ${lastProcessedSlot}, ${res.lastUpdatedSlot}, ${slotsSinceLastUpdate}`,
+        `[filter stale] ${item.oracle.name}, non-candidate, ${slotsSinceLastUpdate} < ${slotsUntilUpdate}, ${lastProcessedSlot}`
       );
     }
   }
diff --git a/ts/client/scripts/sb-on-demand-metrics.ts b/ts/client/scripts/sb-on-demand-metrics.ts
new file mode 100644
index 000000000..46b036c2a
--- /dev/null
+++ b/ts/client/scripts/sb-on-demand-metrics.ts
@@ -0,0 +1,104 @@
+import express from "express";
+import * as prom from "prom-client";
+import promBundle from "express-prom-bundle";
+
+const collectDefaultMetrics = prom.collectDefaultMetrics;
+collectDefaultMetrics({
+  labels: {
+    app: process.env.FLY_APP_NAME,
+    instance: process.env.FLY_ALLOC_ID,
+  },
+});
+
+export const refreshSuccessCounter = new prom.Counter({
+  name: "refresh_success_count",
+  help: "number of successful refreshes",
+  labelNames: ["label"],
+});
+
+export const refreshFailureCounter = new prom.Counter({
+  name: "refresher_failure_count",
+  help: "number of failed refreshes",
+  labelNames: ["err"],
+});
+
+export const relativeSlotsSinceLastUpdateHistogram = new prom.Histogram({
+  name: "relative_slots_since_last_update",
+  help: "distribution of the relative slot since last update during filterForStaleOracles",
+  labelNames: ["oracle"],
+  buckets: [0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.75, 2.0, 3.0, 4.0, 5.0],
+});
+
+export const relativeVarianceSinceLastUpdateHistogram = new prom.Histogram({
+  name: "relative_variance_since_last_update",
+  help: "distribution of the relative variance since last update during filterForVarianceThresholdOracles",
+  labelNames: ["oracle"],
+  buckets: [0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.75, 2.0, 3.0, 4.0, 5.0],
+});
+
+export const fetchIxSuccessCounter = new prom.Counter({
+  name: "fetch_ix_success_count",
+  help: "number of successful oracle instructions fetched",
+  labelNames: ["oracle"],
+});
+
+export const fetchIxFailureCounter = new prom.Counter({
+  name: "fetch_ix_failure_count",
+  help: "number of failed ix fetches",
+  labelNames: ["err"],
+});
+
+export const fetchIxDurationHistogram = new prom.Histogram({
+  name: "fetch_ix_duration_histogram",
+  help: "duration of fetchIx calls in ms",
+  buckets: [100, 200, 400, 800, 1_600, 3_200, 6_400, 12_800, 25_600, 51_200, 102_400],
+});
+
+
+export const simulateFeedDurationHistogram = new prom.Histogram({
+  name: "simulate_feed_duration_histogram",
+  help: "duration of simulateFeeds calls in ms",
+  buckets: [100, 200, 400, 800, 1_600, 3_200, 6_400, 12_800, 25_600, 51_200, 102_400],
+});
+
+export const updateOracleAiDurationHistogram = new prom.Histogram({
+  name: "update_oracle_ai_duration_histogram",
+  help: "duration of updateFilteredOraclesAis calls in ms",
+  buckets: [100, 200, 400, 800, 1_600, 3_200, 6_400, 12_800, 25_600, 51_200, 102_400],
+});
+
+export const updateBlockhashSlotDurationHistogram = new prom.Histogram({
+  name: "update_blockhash_slot_duration_histogram",
+  help: "duration of getLatestBlockhash+getSlot calls in ms",
+  buckets: [100, 200, 400, 800, 1_600, 3_200, 6_400, 12_800, 25_600, 51_200, 102_400],
+});
+
+export const cycleDurationHistogram = new prom.Histogram({
+  name: "cycle_duration_histogram",
+  help: "duration of full update cycle in ms",
+  buckets: [100, 200, 400, 800, 1_600, 3_200, 6_400, 12_800, 25_600, 51_200, 102_400],
+});
+
+export const sendTxCounter = new prom.Counter({
+  name: "send_tx_counter",
+  help: "number of oracle update transactions sent",
+});
+
+export const sendTxErrorCounter = new prom.Counter({
+  name: "send_tx_error_counter",
+  help: "number of failed oracle update transactions",
+  labelNames: ["err"],
+});
+
+
+export const metricsMiddleware = promBundle({ includeMethod: true });
+
+
+export function exposePromMetrics(port: number, bind: string | undefined): void {
+  const app = express();
+  app.use(metricsMiddleware);
+  app.listen(port, bind, () => {
+    console.log(`prom metrics exposed on ${bind}:${port}`);
+  });
+}
+
diff --git a/yarn.lock b/yarn.lock
index 477d2007c..455c2c58e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -409,6 +409,11 @@
     "@nodelib/fs.scandir" "2.1.5"
     fastq "^1.6.0"
 
+"@opentelemetry/api@^1.4.0":
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/@opentelemetry/api/-/api-1.9.0.tgz#d03eba68273dc0f7509e2a3d5cba21eae10379fe"
+  integrity sha512-3giAOQvZiH5F9bMlMiv8+GSPMeqg0dbaeo58/0SlA9sxSqZhnUtxzX9/2FzyhS9sWQf5S0GJE0AKBrFqjpeYcg==
+
 "@pkgjs/parseargs@^0.11.0":
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/@pkgjs/parseargs/-/parseargs-0.11.0.tgz#a77ea742fab25775145434eb1d2328cf5013ac33"
@@ -1015,6 +1020,14 @@
   dependencies:
     "@types/node" "*"
 
+"@types/body-parser@*":
+  version "1.19.5"
+  resolved "https://registry.yarnpkg.com/@types/body-parser/-/body-parser-1.19.5.tgz#04ce9a3b677dc8bd681a17da1ab9835dc9d3ede4"
+  integrity sha512-fB3Zu92ucau0iQ0JMCFQE7b/dv8Ot07NI3KaZIkIUNXq82k4eBAqUaneXfleGY9JWskeS9y+u0nXMyspcuQrCg==
+  dependencies:
+    "@types/connect" "*"
+    "@types/node" "*"
+
 "@types/bs58@^4.0.1":
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/@types/bs58/-/bs58-4.0.4.tgz#49fbcb0c7db5f7cea26f0e0f61dc4a41a2445aab"
@@ -1028,7 +1041,7 @@
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.17.tgz#9195f9d242f2ac3b429908864b6b871a8f73f489"
   integrity sha512-zmZ21EWzR71B4Sscphjief5djsLre50M6lI622OSySTmn9DB3j+C3kWroHfBQWXbOBwbgg/M8CG/hUxDLIloow==
 
-"@types/connect@^3.4.33":
+"@types/connect@*", "@types/connect@^3.4.33":
   version "3.4.38"
   resolved "https://registry.yarnpkg.com/@types/connect/-/connect-3.4.38.tgz#5ba7f3bc4fbbdeaff8dded952e5ff2cc53f8d858"
   integrity sha512-K6uROf1LD88uDQqJCktA4yzL1YYAK6NgfsI0v/mTgyPKWsX1CnJ0XPSDhViejru1GcRkLWb8RlzFYJRqGUbaug==
@@ -1040,6 +1053,26 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-1.0.5.tgz#a6ce3e556e00fd9895dd872dd172ad0d4bd687f4"
   integrity sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw==
 
+"@types/express-serve-static-core@^5.0.0":
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/@types/express-serve-static-core/-/express-serve-static-core-5.0.2.tgz#812d2871e5eea17fb0bd5214dda7a7b748c0e12a"
+  integrity sha512-vluaspfvWEtE4vcSDlKRNer52DvOGrB2xv6diXy6UKyKW0lqZiWHGNApSyxOv+8DE5Z27IzVvE7hNkxg7EXIcg==
+  dependencies:
+    "@types/node" "*"
+    "@types/qs" "*"
+    "@types/range-parser" "*"
+    "@types/send" "*"
+
+"@types/express@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@types/express/-/express-5.0.0.tgz#13a7d1f75295e90d19ed6e74cab3678488eaa96c"
+  integrity sha512-DvZriSMehGHL1ZNLzi6MidnsDhUZM/x2pRdDIKdwbUNqqwHxMlRdkxtn6/EPKyqKpHqTl/4nRZsRNLpZxZRpPQ==
+  dependencies:
+    "@types/body-parser" "*"
+    "@types/express-serve-static-core" "^5.0.0"
+    "@types/qs" "*"
+    "@types/serve-static" "*"
+
 "@types/hast@^3.0.4":
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/@types/hast/-/hast-3.0.4.tgz#1d6b39993b82cea6ad783945b0508c25903e15aa"
@@ -1047,11 +1080,21 @@
   dependencies:
     "@types/unist" "*"
 
+"@types/http-errors@*":
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/@types/http-errors/-/http-errors-2.0.4.tgz#7eb47726c391b7345a6ec35ad7f4de469cf5ba4f"
+  integrity sha512-D0CFMMtydbJAegzOyHjtiKPLlvnm3iTZyZRSZoLq2mRhDdmLfIWOCYPfQJ4cu2erKghU++QvjcUjp/5h7hESpA==
+
 "@types/json5@^0.0.29":
   version "0.0.29"
   resolved "https://registry.yarnpkg.com/@types/json5/-/json5-0.0.29.tgz#ee28707ae94e11d2b827bcbe5270bcea7f3e71ee"
   integrity sha512-dRLjCWHYg4oaA77cxO64oO+7JwCwnIzkZPdrrC71jQmQtlhM556pwKo5bUzqvZndkVbeFLIIi+9TC40JNF5hNQ==
 
+"@types/mime@^1":
+  version "1.3.5"
+  resolved "https://registry.yarnpkg.com/@types/mime/-/mime-1.3.5.tgz#1ef302e01cf7d2b5a0fa526790c9123bf1d06690"
+  integrity sha512-/pyBZWSLD2n0dcHE3hq8s8ZvcETHtEuF+3E7XVt0Ig2nvsVQXdghHVcEkIWjy9A0wKfTn97a/PSDYohKIlnP/w==
+
 "@types/mocha@^9.1.0":
   version "9.1.1"
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-9.1.1.tgz#e7c4f1001eefa4b8afbd1eee27a237fee3bf29c4"
@@ -1089,6 +1132,33 @@
   dependencies:
     undici-types "~5.26.4"
 
+"@types/qs@*":
+  version "6.9.17"
+  resolved "https://registry.yarnpkg.com/@types/qs/-/qs-6.9.17.tgz#fc560f60946d0aeff2f914eb41679659d3310e1a"
+  integrity sha512-rX4/bPcfmvxHDv0XjfJELTTr+iB+tn032nPILqHm5wbthUUUuVtNGGqzhya9XUxjTP8Fpr0qYgSZZKxGY++svQ==
+
+"@types/range-parser@*":
+  version "1.2.7"
+  resolved "https://registry.yarnpkg.com/@types/range-parser/-/range-parser-1.2.7.tgz#50ae4353eaaddc04044279812f52c8c65857dbcb"
+  integrity sha512-hKormJbkJqzQGhziax5PItDUTMAM9uE2XXQmM37dyd4hVM+5aVl7oVxMVUiVQn2oCQFN/LKCZdvSM0pFRqbSmQ==
+
+"@types/send@*":
+  version "0.17.4"
+  resolved "https://registry.yarnpkg.com/@types/send/-/send-0.17.4.tgz#6619cd24e7270793702e4e6a4b958a9010cfc57a"
+  integrity sha512-x2EM6TJOybec7c52BX0ZspPodMsQUd5L6PRwOunVyVUhXiBSKf3AezDL8Dgvgt5o0UfKNfuA0eMLr2wLT4AiBA==
+  dependencies:
+    "@types/mime" "^1"
+    "@types/node" "*"
+
+"@types/serve-static@*":
+  version "1.15.7"
+  resolved "https://registry.yarnpkg.com/@types/serve-static/-/serve-static-1.15.7.tgz#22174bbd74fb97fe303109738e9b5c2f3064f714"
+  integrity sha512-W8Ym+h8nhuRwaKPaDw34QUkwsGi6Rc4yYqvKFo5rm2FUEhCFbzVWrxXUxuKK8TASjWsysJY0nsmNCGhCOIsrOw==
+  dependencies:
+    "@types/http-errors" "*"
+    "@types/node" "*"
+    "@types/send" "*"
+
 "@types/unist@*":
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/@types/unist/-/unist-3.0.2.tgz#6dd61e43ef60b34086287f83683a5c1b2dc53d20"
@@ -1207,6 +1277,14 @@ JSONStream@^1.3.5:
     jsonparse "^1.2.0"
     through ">=2.2.7 <3"
 
+accepts@~1.3.8:
+  version "1.3.8"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
+  integrity sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==
+  dependencies:
+    mime-types "~2.1.34"
+    negotiator "0.6.3"
+
 acorn-jsx@^5.3.2:
   version "5.3.2"
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.3.2.tgz#7ed5bb55908b3b2f1bc55c6af1653bada7f07937"
@@ -1293,6 +1371,11 @@ argparse@^2.0.1:
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-2.0.1.tgz#246f50f3ca78a3240f6c997e8a9bd1eac49e4b38"
   integrity sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==
 
+array-flatten@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
+  integrity sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==
+
 array-union@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/array-union/-/array-union-2.1.0.tgz#b798420adbeb1de828d84acd8a2e23d3efe85e8d"
@@ -1386,6 +1469,11 @@ bindings@^1.3.0:
   dependencies:
     file-uri-to-path "1.0.0"
 
+bintrees@1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/bintrees/-/bintrees-1.0.2.tgz#49f896d6e858a4a499df85c38fb399b9aff840f8"
+  integrity sha512-VOMgTMwjAaUG580SXn3LacVgjurrbMme7ZZNYGSSV7mmtY6QQRh0Eg3pwIcntQ77DErK1L0NxkbetjcoXzVwKw==
+
 bn.js@^4.11.9:
   version "4.12.0"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.12.0.tgz#775b3f278efbb9718eec7361f483fb36fbbfea88"
@@ -1396,6 +1484,24 @@ bn.js@^5.0.0, bn.js@^5.1.0, bn.js@^5.1.2, bn.js@^5.1.3, bn.js@^5.2.0, bn.js@^5.2
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-5.2.1.tgz#0bc527a6a0d18d0aa8d5b0538ce4a77dccfa7b70"
   integrity sha512-eXRvHzWyYPBuB4NBy0cmYQjGitUrtqwbvlzP3G6VFnNRbsZQIxQ10PbKKHt8gZ/HW/D/747aDl+QkDqg3KQLMQ==
 
+body-parser@1.20.3:
+  version "1.20.3"
+  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.20.3.tgz#1953431221c6fb5cd63c4b36d53fab0928e548c6"
+  integrity sha512-7rAxByjUMqQ3/bHJy7D6OGXvx/MMc4IqBn/X0fcM1QUcAItpZrBEYhWGem+tzXH90c+G01ypMcYJBO9Y30203g==
+  dependencies:
+    bytes "3.1.2"
+    content-type "~1.0.5"
+    debug "2.6.9"
+    depd "2.0.0"
+    destroy "1.2.0"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    on-finished "2.4.1"
+    qs "6.13.0"
+    raw-body "2.5.2"
+    type-is "~1.6.18"
+    unpipe "1.0.0"
+
 borsh@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/borsh/-/borsh-0.3.1.tgz#c31c3a149610e37913deada80e89073fb15cf55b"
@@ -1493,11 +1599,27 @@ bundle-require@^5.0.0:
   dependencies:
     load-tsconfig "^0.2.3"
 
+bytes@3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.1.2.tgz#8b0beeb98605adf1b128fa4386403c009e0221a5"
+  integrity sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==
+
 cac@^6.7.14:
   version "6.7.14"
   resolved "https://registry.yarnpkg.com/cac/-/cac-6.7.14.tgz#804e1e6f506ee363cb0e3ccbb09cad5dd9870959"
   integrity sha512-b6Ilus+c3RrdDk+JhLKUAQfzzgLEPy6wcXqS7f/xe1EETvsDP6GORG7SFuOs6cID5YkqchW/LXZbX5bc8j7ZcQ==
 
+call-bind@^1.0.7:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/call-bind/-/call-bind-1.0.7.tgz#06016599c40c56498c18769d2730be242b6fa3b9"
+  integrity sha512-GHTSNSYICQ7scH7sZ+M2rFopRoLh8t2bLSW6BbgrtLsahOIB5iyAVJf9GjWK3cYTDaMj4XdBpM1cA6pIS0Kv2w==
+  dependencies:
+    es-define-property "^1.0.0"
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    get-intrinsic "^1.2.4"
+    set-function-length "^1.2.1"
+
 callsites@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/callsites/-/callsites-3.1.0.tgz#b3630abd8943432f54b3f0519238e33cd7df2f73"
@@ -1645,6 +1767,28 @@ console-table-printer@^2.11.1:
   dependencies:
     simple-wcswidth "^1.0.1"
 
+content-disposition@0.5.4:
+  version "0.5.4"
+  resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.4.tgz#8b82b4efac82512a02bb0b1dcec9d2c5e8eb5bfe"
+  integrity sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==
+  dependencies:
+    safe-buffer "5.2.1"
+
+content-type@~1.0.4, content-type@~1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.5.tgz#8b773162656d1d1086784c8f23a54ce6d73d7918"
+  integrity sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==
+
+cookie-signature@1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/cookie-signature/-/cookie-signature-1.0.6.tgz#e303a882b342cc3ee8ca513a79999734dab3ae2c"
+  integrity sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ==
+
+cookie@0.7.1:
+  version "0.7.1"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.7.1.tgz#2f73c42142d5d5cf71310a74fc4ae61670e5dbc9"
+  integrity sha512-6DnInpx7SJ2AK3+CTUE/ZM0vWTUboZCegxhC2xiIydHR9jNuTAASBrfEpHhiGOZw/nX51bHt6YQl8jsGo4y/0w==
+
 crc@^4.1.0:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/crc/-/crc-4.3.2.tgz#49b7821cbf2cf61dfd079ed93863bbebd5469b9a"
@@ -1688,6 +1832,13 @@ crypto-hash@^1.3.0:
   resolved "https://registry.yarnpkg.com/crypto-hash/-/crypto-hash-1.3.0.tgz#b402cb08f4529e9f4f09346c3e275942f845e247"
   integrity sha512-lyAZ0EMyjDkVvz8WOeVnuCPvKVBXcMv1l5SVqO1yC7PzTwrD/pPje/BIRbWhMoPe436U+Y2nD7f5bFx0kt+Sbg==
 
+debug@2.6.9:
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
+  integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
+  dependencies:
+    ms "2.0.0"
+
 debug@4, debug@^4.3.1, debug@^4.3.2, debug@^4.3.4, debug@^4.3.5:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.6.tgz#2ab2c38fbaffebf8aa95fdfe6d88438c7a13c52b"
@@ -1729,6 +1880,15 @@ deep-is@^0.1.3:
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.4.tgz#a6f2dce612fadd2ef1f519b73551f17e85199831"
   integrity sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==
 
+define-data-property@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/define-data-property/-/define-data-property-1.1.4.tgz#894dc141bb7d3060ae4366f6a0107e68fbe48c5e"
+  integrity sha512-rBMvIzlpA8v6E+SJZoo++HAYqsLrkg7MSfIinMPFhmkorw7X+dOXVJQs+QT69zGkzMyfDnIMN2Wid1+NbL3T+A==
+  dependencies:
+    es-define-property "^1.0.0"
+    es-errors "^1.3.0"
+    gopd "^1.0.1"
+
 delay@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/delay/-/delay-5.0.0.tgz#137045ef1b96e5071060dd5be60bf9334436bd1d"
@@ -1739,6 +1899,16 @@ delayed-stream@~1.0.0:
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
   integrity sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==
 
+depd@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/depd/-/depd-2.0.0.tgz#b696163cc757560d09cf22cc8fad1571b79e76df"
+  integrity sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw==
+
+destroy@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.2.0.tgz#4803735509ad8be552934c67df614f94e66fa015"
+  integrity sha512-2sJGJTaXIIaR1w4iJSNoN0hnMY7Gpc/n8D4qSCJw8QqFWXf7cuAgnEHxBpweaVcPevC2l3KpjYCx3NypQQgaJg==
+
 diff@5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-5.0.0.tgz#7ed6ad76d859d030787ec35855f5b1daf31d852b"
@@ -1784,6 +1954,11 @@ eastasianwidth@^0.2.0:
   resolved "https://registry.yarnpkg.com/eastasianwidth/-/eastasianwidth-0.2.0.tgz#696ce2ec0aa0e6ea93a397ffcf24aa7840c827cb"
   integrity sha512-I88TYZWc9XiYHRQ4/3c5rjjfgkjhLyW2luGIheGERbNQ6OY7yTybanSpDXZa8y7VUP9YmDcYa+eyq4ca7iLqWA==
 
+ee-first@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
+  integrity sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==
+
 elliptic@^6.5.4:
   version "6.5.6"
   resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.6.tgz#ee5f7c3a00b98a2144ac84d67d01f04d438fa53e"
@@ -1807,11 +1982,33 @@ emoji-regex@^9.2.2:
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-9.2.2.tgz#840c8803b0d8047f4ff0cf963176b32d4ef3ed72"
   integrity sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==
 
+encodeurl@~1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
+  integrity sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w==
+
+encodeurl@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-2.0.0.tgz#7b8ea898077d7e409d3ac45474ea38eaf0857a58"
+  integrity sha512-Q0n9HRi4m6JuGIV1eFlmvJB7ZEVxu93IrMyiMsGC0lrMJMWzRgx6WGquyfQgZVb31vhGgXnfmPNNXmxnOkRBrg==
+
 entities@^4.4.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/entities/-/entities-4.5.0.tgz#5d268ea5e7113ec74c4d033b79ea5a35a488fb48"
   integrity sha512-V0hjH4dGPh9Ao5p0MoRY6BVqtwCjhz6vI5LT8AJ55H+4g9/4vbHx1I54fS0XuclLhDHArPQCiMjDxjaL8fPxhw==
 
+es-define-property@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/es-define-property/-/es-define-property-1.0.0.tgz#c7faefbdff8b2696cf5f46921edfb77cc4ba3845"
+  integrity sha512-jxayLKShrEqqzJ0eumQbVhTYQM27CfT1T35+gCgDFoL82JLsXqTJ76zv6A0YLOgEnLUMvLzsDsGIrl8NFpT2gQ==
+  dependencies:
+    get-intrinsic "^1.2.4"
+
+es-errors@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/es-errors/-/es-errors-1.3.0.tgz#05f75a25dab98e4fb1dcd5e1472c0546d5057c8f"
+  integrity sha512-Zf5H2Kxt2xjTvbJvP2ZWLEICxA6j+hAmMzIlypy4xcBg1vKVnx89Wy0GbS+kf5cwCVFFzdCFh2XSCFNULS6csw==
+
 es6-promise@^4.0.3:
   version "4.2.8"
   resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.8.tgz#4eb21594c972bc40553d276e510539143db53e0a"
@@ -1859,6 +2056,11 @@ escalade@^3.1.1:
   resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.2.tgz#54076e9ab29ea5bf3d8f1ed62acffbb88272df27"
   integrity sha512-ErCHMCae19vR8vQGe50xIsVomy19rg6gFu3+r3jkEO46suLMWBksvVyoGgQV+jOfl84ZSOSlmv6Gxa89PmTGmA==
 
+escape-html@~1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
+  integrity sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==
+
 escape-string-regexp@4.0.0, escape-string-regexp@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz#14ba83a5d373e3d311e5afca29cf5bfad965bf34"
@@ -1960,6 +2162,11 @@ esutils@^2.0.2:
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
   integrity sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g==
 
+etag@~1.8.1:
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
+  integrity sha512-aIL5Fx7mawVa300al2BnEE4iNvo1qETxLrPI/o05L7z6go7fCw1J6EQmbK4FmJ2AS7kgVF/KEZWufBfdClMcPg==
+
 eventemitter3@^4.0.7:
   version "4.0.7"
   resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
@@ -1985,6 +2192,52 @@ execa@^5.1.1:
     signal-exit "^3.0.3"
     strip-final-newline "^2.0.0"
 
+express-prom-bundle@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/express-prom-bundle/-/express-prom-bundle-8.0.0.tgz#22a434b87854d98a1ea75c487c9d65f669e8e93e"
+  integrity sha512-UHdpaMks6Z/tvxQsNzhsE7nkdXb4/zEh/jwN0tfZSZOEF+aD0dlfl085EU4jveOq09v01c5sIUfjV4kJODZ2eQ==
+  dependencies:
+    "@types/express" "^5.0.0"
+    on-finished "^2.3.0"
+    url-value-parser "^2.0.0"
+
+express@^4.18.2:
+  version "4.21.1"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.21.1.tgz#9dae5dda832f16b4eec941a4e44aa89ec481b281"
+  integrity sha512-YSFlK1Ee0/GC8QaO91tHcDxJiE/X4FbpAyQWkxAvG6AXCuR65YzK8ua6D9hvi/TzUfZMpc+BwuM1IPw8fmQBiQ==
+  dependencies:
+    accepts "~1.3.8"
+    array-flatten "1.1.1"
+    body-parser "1.20.3"
+    content-disposition "0.5.4"
+    content-type "~1.0.4"
+    cookie "0.7.1"
+    cookie-signature "1.0.6"
+    debug "2.6.9"
+    depd "2.0.0"
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    etag "~1.8.1"
+    finalhandler "1.3.1"
+    fresh "0.5.2"
+    http-errors "2.0.0"
+    merge-descriptors "1.0.3"
+    methods "~1.1.2"
+    on-finished "2.4.1"
+    parseurl "~1.3.3"
+    path-to-regexp "0.1.10"
+    proxy-addr "~2.0.7"
+    qs "6.13.0"
+    range-parser "~1.2.1"
+    safe-buffer "5.2.1"
+    send "0.19.0"
+    serve-static "1.16.2"
+    setprototypeof "1.2.0"
+    statuses "2.0.1"
+    type-is "~1.6.18"
+    utils-merge "1.0.1"
+    vary "~1.1.2"
+
 eyes@^0.1.8:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
@@ -2065,6 +2318,19 @@ fill-range@^7.1.1:
   dependencies:
     to-regex-range "^5.0.1"
 
+finalhandler@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.3.1.tgz#0c575f1d1d324ddd1da35ad7ece3df7d19088019"
+  integrity sha512-6BN9trH7bp3qvnrRyzsBz+g3lZxTNZTbVO2EV1CS0WIcDbawYVdYvGflME/9QP0h0pYlCDBCTjYa9nZzMDpyxQ==
+  dependencies:
+    debug "2.6.9"
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    on-finished "2.4.1"
+    parseurl "~1.3.3"
+    statuses "2.0.1"
+    unpipe "~1.0.0"
+
 find-up@5.0.0, find-up@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-5.0.0.tgz#4c92819ecb7083561e4f4a240a86be5198f536fc"
@@ -2120,6 +2386,16 @@ form-data@^4.0.0:
     combined-stream "^1.0.8"
     mime-types "^2.1.12"
 
+forwarded@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.2.0.tgz#2269936428aad4c15c7ebe9779a84bf0b2a81811"
+  integrity sha512-buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow==
+
+fresh@0.5.2:
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.2.tgz#3d8cadd90d976569fa835ab1f8e4b23a105605a7"
+  integrity sha512-zJ2mQYM18rEFOudeV4GShTGIQ7RbzA7ozbU9I/XBpm7kqgMywgmylMwXHxZJmkVoYkna9d2pVXVXPdYTP9ej8Q==
+
 fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
@@ -2130,6 +2406,11 @@ fsevents@~2.3.2, fsevents@~2.3.3:
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.3.3.tgz#cac6407785d03675a2a5e1a5305c697b347d90d6"
   integrity sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==
 
+function-bind@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.2.tgz#2c02d864d97f3ea6c8830c464cbd11ab6eab7a1c"
+  integrity sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==
+
 get-caller-file@^2.0.5:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
@@ -2140,6 +2421,17 @@ get-func-name@^2.0.1, get-func-name@^2.0.2:
   resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.2.tgz#0d7cf20cd13fda808669ffa88f4ffc7a3943fc41"
   integrity sha512-8vXOvuE167CtIc3OyItco7N/dpRtBbYOsPsXCz7X/PMnlGjYjSGuZJgM1Y7mmew7BKf9BqvLX2tnOVy1BBUsxQ==
 
+get-intrinsic@^1.2.4:
+  version "1.2.4"
+  resolved "https://registry.yarnpkg.com/get-intrinsic/-/get-intrinsic-1.2.4.tgz#e385f5a4b5227d449c3eabbad05494ef0abbeadd"
+  integrity sha512-5uYhsJH8VJBTv7oslg4BznJYhDoRI6waYCxMmCdnTrcCrHA/fCFKoTFz2JKKE0HdDFUF7/oQuhzumXJK7paBRQ==
+  dependencies:
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    has-proto "^1.0.1"
+    has-symbols "^1.0.3"
+    hasown "^2.0.0"
+
 get-stream@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-6.0.1.tgz#a262d8eef67aced57c2852ad6167526a43cbf7b7"
@@ -2207,6 +2499,13 @@ globby@^11.1.0:
     merge2 "^1.4.1"
     slash "^3.0.0"
 
+gopd@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/gopd/-/gopd-1.1.0.tgz#df8f0839c2d48caefc32a025a49294d39606c912"
+  integrity sha512-FQoVQnqcdk4hVM4JN1eromaun4iuS34oStkdlLENLdpULsuQcTyXj8w7ayhuUfPwEYZ1ZOooOTT6fdA9Vmx/RA==
+  dependencies:
+    get-intrinsic "^1.2.4"
+
 graphemer@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/graphemer/-/graphemer-1.4.0.tgz#fb2f1d55e0e3a1849aeffc90c4fa0dd53a0e66c6"
@@ -2222,6 +2521,23 @@ has-flag@^4.0.0:
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-4.0.0.tgz#944771fd9c81c81265c4d6941860da06bb59479b"
   integrity sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==
 
+has-property-descriptors@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/has-property-descriptors/-/has-property-descriptors-1.0.2.tgz#963ed7d071dc7bf5f084c5bfbe0d1b6222586854"
+  integrity sha512-55JNKuIW+vq4Ke1BjOTjM2YctQIvCT7GFzHwmfZPGo5wnrgkid0YQtnAleFSqumZm4az3n2BS+erby5ipJdgrg==
+  dependencies:
+    es-define-property "^1.0.0"
+
+has-proto@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-proto/-/has-proto-1.0.3.tgz#b31ddfe9b0e6e9914536a6ab286426d0214f77fd"
+  integrity sha512-SJ1amZAJUiZS+PhsVLf5tGydlaVB8EdFpaSO4gmiUKUOxk8qzn5AIy4ZeJUmh22znIdk/uMAUT2pl3FxzVUH+Q==
+
+has-symbols@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.3.tgz#bb7b2c4349251dce87b125f7bdf874aa7c8b39f8"
+  integrity sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A==
+
 hash.js@^1.0.0, hash.js@^1.0.3:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
@@ -2230,6 +2546,13 @@ hash.js@^1.0.0, hash.js@^1.0.3:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
 
+hasown@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/hasown/-/hasown-2.0.2.tgz#003eaf91be7adc372e84ec59dc37252cedb80003"
+  integrity sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==
+  dependencies:
+    function-bind "^1.1.2"
+
 he@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
@@ -2244,6 +2567,17 @@ hmac-drbg@^1.0.1:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.1"
 
+http-errors@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-2.0.0.tgz#b7774a1486ef73cf7667ac9ae0858c012c57b9d3"
+  integrity sha512-FtwrG/euBzaEjYeRqOgly7G0qviiXoJWnvEH2Z1plBdXgbyjv34pHTSb9zoeHMyDy33+DWy5Wt9Wo+TURtOYSQ==
+  dependencies:
+    depd "2.0.0"
+    inherits "2.0.4"
+    setprototypeof "1.2.0"
+    statuses "2.0.1"
+    toidentifier "1.0.1"
+
 https-proxy-agent@^5.0.0:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-5.0.1.tgz#c59ef224a04fe8b754f3db0063a25ea30d0005d6"
@@ -2264,6 +2598,13 @@ humanize-ms@^1.2.1:
   dependencies:
     ms "^2.0.0"
 
+iconv-lite@0.4.24:
+  version "0.4.24"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
+  integrity sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==
+  dependencies:
+    safer-buffer ">= 2.1.2 < 3"
+
 ieee754@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.2.1.tgz#8eb7a10a63fff25d15a57b001586d177d1b0d352"
@@ -2295,11 +2636,16 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@^2.0.3, inherits@^2.0.4:
+inherits@2, inherits@2.0.4, inherits@^2.0.3, inherits@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
 
+ipaddr.js@1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.1.tgz#bff38543eeb8984825079ff3a2a8e6cbd46781b3"
+  integrity sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==
+
 is-binary-path@~2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-2.1.0.tgz#ea1f7f3b80f064236e83470f86c09c254fb45b09"
@@ -2628,6 +2974,16 @@ mdurl@^2.0.0:
   resolved "https://registry.yarnpkg.com/mdurl/-/mdurl-2.0.0.tgz#80676ec0433025dd3e17ee983d0fe8de5a2237e0"
   integrity sha512-Lf+9+2r+Tdp5wXDXC4PcIBjTDtq4UKjCPMQhKIuzpJNW0b96kVqSwW0bT7FhRSfmAiFYgP+SCRvdrDozfh0U5w==
 
+media-typer@0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
+  integrity sha512-dq+qelQ9akHpcOl/gUVRTxVIOkAJ1wR3QAvb4RsVjS8oVoFjDGTc679wJYmUmknUF5HwMLOgb5O+a3KxfWapPQ==
+
+merge-descriptors@1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/merge-descriptors/-/merge-descriptors-1.0.3.tgz#d80319a65f3c7935351e5cfdac8f9318504dbed5"
+  integrity sha512-gaNvAS7TZ897/rVaZ0nMtAyxNyi/pdbjbAwUpFQpN70GqnVfOiXpeUUMKRBmzXaSQ8DdTX4/0ms62r2K+hE6mQ==
+
 merge-stream@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-2.0.0.tgz#52823629a14dd00c9770fb6ad47dc6310f2c1f60"
@@ -2638,6 +2994,11 @@ merge2@^1.3.0, merge2@^1.4.1:
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
   integrity sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==
 
+methods@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
+  integrity sha512-iclAHeNqNm68zFtnZ0e+1L2yUIdvzNoauKU4WBA3VvH/vPFieF7qfRlwUZU+DA9P9bPXIS90ulxoUoCH23sV2w==
+
 micromatch@^4.0.4:
   version "4.0.7"
   resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-4.0.7.tgz#33e8190d9fe474a9895525f5618eee136d46c2e5"
@@ -2651,13 +3012,18 @@ mime-db@1.52.0:
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.52.0.tgz#bbabcdc02859f4987301c856e3387ce5ec43bf70"
   integrity sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==
 
-mime-types@^2.1.12:
+mime-types@^2.1.12, mime-types@~2.1.24, mime-types@~2.1.34:
   version "2.1.35"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.35.tgz#381a871b62a734450660ae3deee44813f70d959a"
   integrity sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==
   dependencies:
     mime-db "1.52.0"
 
+mime@1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
+  integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
+
 mimic-fn@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-2.1.0.tgz#7ed2c2ccccaf84d3ffcb7a69b57711fc2083401b"
@@ -2741,6 +3107,11 @@ mocha@^9.1.3:
     yargs-parser "20.2.4"
     yargs-unparser "2.0.0"
 
+ms@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  integrity sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==
+
 ms@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
@@ -2770,6 +3141,11 @@ natural-compare@^1.4.0:
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
   integrity sha512-OWND8ei3VtNC9h7V60qff3SVobHr996CTwgxubgyQYEpg290h9J0buyECNNJexkFm5sOajh5G116RYA1c8ZMSw==
 
+negotiator@0.6.3:
+  version "0.6.3"
+  resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.3.tgz#58e323a72fedc0d6f9cd4d31fe49f51479590ccd"
+  integrity sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==
+
 no-case@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/no-case/-/no-case-3.0.4.tgz#d361fd5c9800f558551a8369fc0dcd4662b6124d"
@@ -2831,6 +3207,18 @@ object-assign@^4.0.1:
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==
 
+object-inspect@^1.13.1:
+  version "1.13.3"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.13.3.tgz#f14c183de51130243d6d18ae149375ff50ea488a"
+  integrity sha512-kDCGIbxkDSXE3euJZZXzc6to7fCrKHNI/hSRQnRuQ+BWjFNzZwiFF8fj/6o2t2G9/jTj8PSIYTfCLelLZEeRpA==
+
+on-finished@2.4.1, on-finished@^2.3.0:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/on-finished/-/on-finished-2.4.1.tgz#58c8c44116e54845ad57f14ab10b03533184ac3f"
+  integrity sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg==
+  dependencies:
+    ee-first "1.1.1"
+
 once@^1.3.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
@@ -2888,6 +3276,11 @@ parent-module@^1.0.0:
   dependencies:
     callsites "^3.0.0"
 
+parseurl@~1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
+  integrity sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==
+
 path-exists@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-4.0.0.tgz#513bdbe2d3b95d7762e8c1137efa195c6c61b5b3"
@@ -2911,6 +3304,11 @@ path-scurry@^1.11.1:
     lru-cache "^10.2.0"
     minipass "^5.0.0 || ^6.0.2 || ^7.0.0"
 
+path-to-regexp@0.1.10:
+  version "0.1.10"
+  resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-0.1.10.tgz#67e9108c5c0551b9e5326064387de4763c4d5f8b"
+  integrity sha512-7lf7qcQidTku0Gu3YDPc8DJ1q7OOucfa/BSsIwjuh56VU7katFvuM8hULfkwB3Fns/rsVF7PwPKVw1sl5KQS9w==
+
 path-type@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-4.0.0.tgz#84ed01c0a7ba380afe09d90a8c180dcd9d03043b"
@@ -2953,6 +3351,14 @@ prettier@^3.3.3:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.3.3.tgz#30c54fe0be0d8d12e6ae61dbb10109ea00d53105"
   integrity sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==
 
+prom-client@^15.1.3:
+  version "15.1.3"
+  resolved "https://registry.yarnpkg.com/prom-client/-/prom-client-15.1.3.tgz#69fa8de93a88bc9783173db5f758dc1c69fa8fc2"
+  integrity sha512-6ZiOBfCywsD4k1BN9IX0uZhF+tJkV8q8llP64G5Hajs4JOeVLPCwpPVcpXy3BwYiUGgyJzsJJQeOIv7+hDSq8g==
+  dependencies:
+    "@opentelemetry/api" "^1.4.0"
+    tdigest "^0.1.1"
+
 protobufjs@^7.2.6:
   version "7.3.2"
   resolved "https://registry.yarnpkg.com/protobufjs/-/protobufjs-7.3.2.tgz#60f3b7624968868f6f739430cfbc8c9370e26df4"
@@ -2971,6 +3377,14 @@ protobufjs@^7.2.6:
     "@types/node" ">=13.7.0"
     long "^5.0.0"
 
+proxy-addr@~2.0.7:
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.7.tgz#f19fe69ceab311eeb94b42e70e8c2070f9ba1025"
+  integrity sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==
+  dependencies:
+    forwarded "0.2.0"
+    ipaddr.js "1.9.1"
+
 proxy-from-env@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/proxy-from-env/-/proxy-from-env-1.1.0.tgz#e102f16ca355424865755d2c9e8ea4f24d58c3e2"
@@ -2986,6 +3400,13 @@ punycode@^2.1.0:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.3.1.tgz#027422e2faec0b25e1549c3e1bd8309b9133b6e5"
   integrity sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg==
 
+qs@6.13.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.13.0.tgz#6ca3bd58439f7e245655798997787b0d88a51906"
+  integrity sha512-+38qI9SOr8tfZ4QmJNplMUxqjbe7LKvvZgWdExBOmd+egZTtjLB67Gu0HRX3u/XOq7UU2Nx6nsjvS16Z9uwfpg==
+  dependencies:
+    side-channel "^1.0.6"
+
 queue-microtask@^1.2.2:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/queue-microtask/-/queue-microtask-1.2.3.tgz#4929228bbc724dfac43e0efb058caf7b6cfb6243"
@@ -2998,6 +3419,21 @@ randombytes@^2.1.0:
   dependencies:
     safe-buffer "^5.1.0"
 
+range-parser@~1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
+  integrity sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==
+
+raw-body@2.5.2:
+  version "2.5.2"
+  resolved "https://registry.yarnpkg.com/raw-body/-/raw-body-2.5.2.tgz#99febd83b90e08975087e8f1f9419a149366b68a"
+  integrity sha512-8zGqypfENjCIqGhgXToC8aB2r7YrBX+AQAfIPs/Mlk+BtPTztOvTS01NRW/3Eh60J+a48lt8qsCzirQ6loCVfA==
+  dependencies:
+    bytes "3.1.2"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    unpipe "1.0.0"
+
 readdirp@~3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.6.0.tgz#74a370bd857116e245b29cc97340cd431a02a6c7"
@@ -3088,11 +3524,16 @@ run-parallel@^1.1.9:
   dependencies:
     queue-microtask "^1.2.2"
 
-safe-buffer@^5.0.1, safe-buffer@^5.1.0:
+safe-buffer@5.2.1, safe-buffer@^5.0.1, safe-buffer@^5.1.0:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
   integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
 
+"safer-buffer@>= 2.1.2 < 3":
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+  integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
+
 secp256k1@5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/secp256k1/-/secp256k1-5.0.0.tgz#be6f0c8c7722e2481e9773336d351de8cddd12f7"
@@ -3107,6 +3548,25 @@ semver@^7.6.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.6.3.tgz#980f7b5550bc175fb4dc09403085627f9eb33143"
   integrity sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==
 
+send@0.19.0:
+  version "0.19.0"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.19.0.tgz#bbc5a388c8ea6c048967049dbeac0e4a3f09d7f8"
+  integrity sha512-dW41u5VfLXu8SJh5bwRmyYUbAoSB3c9uQh6L8h/KtsFREPWpbX1lrljJo186Jc4nmci/sGUZ9a0a0J2zgfq2hw==
+  dependencies:
+    debug "2.6.9"
+    depd "2.0.0"
+    destroy "1.2.0"
+    encodeurl "~1.0.2"
+    escape-html "~1.0.3"
+    etag "~1.8.1"
+    fresh "0.5.2"
+    http-errors "2.0.0"
+    mime "1.6.0"
+    ms "2.1.3"
+    on-finished "2.4.1"
+    range-parser "~1.2.1"
+    statuses "2.0.1"
+
 serialize-javascript@6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-6.0.0.tgz#efae5d88f45d7924141da8b5c3a7a7e663fefeb8"
@@ -3114,6 +3574,33 @@ serialize-javascript@6.0.0:
   dependencies:
     randombytes "^2.1.0"
 
+serve-static@1.16.2:
+  version "1.16.2"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.16.2.tgz#b6a5343da47f6bdd2673848bf45754941e803296"
+  integrity sha512-VqpjJZKadQB/PEbEwvFdO43Ax5dFBZ2UECszz8bQ7pi7wt//PWe1P6MN7eCnjsatYtBT6EuiClbjSWP2WrIoTw==
+  dependencies:
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    parseurl "~1.3.3"
+    send "0.19.0"
+
+set-function-length@^1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/set-function-length/-/set-function-length-1.2.2.tgz#aac72314198eaed975cf77b2c3b6b880695e5449"
+  integrity sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==
+  dependencies:
+    define-data-property "^1.1.4"
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    get-intrinsic "^1.2.4"
+    gopd "^1.0.1"
+    has-property-descriptors "^1.0.2"
+
+setprototypeof@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.2.0.tgz#66c9a24a73f9fc28cbe66b09fed3d33dcaf1b424"
+  integrity sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==
+
 shebang-command@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-2.0.0.tgz#ccd0af4f8835fbdc265b82461aaf0c36663f34ea"
@@ -3134,6 +3621,16 @@ shiki@^1.9.1:
     "@shikijs/core" "1.12.1"
     "@types/hast" "^3.0.4"
 
+side-channel@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/side-channel/-/side-channel-1.0.6.tgz#abd25fb7cd24baf45466406b1096b7831c9215f2"
+  integrity sha512-fDW/EZ6Q9RiO8eFG8Hj+7u/oW+XrPTIChwCOM2+th2A6OblDtYYIpve9m+KvI9Z4C9qSEXlaGR6bTEYHReuglA==
+  dependencies:
+    call-bind "^1.0.7"
+    es-errors "^1.3.0"
+    get-intrinsic "^1.2.4"
+    object-inspect "^1.13.1"
+
 signal-exit@^3.0.3:
   version "3.0.7"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.7.tgz#a9a1767f8af84155114eaabd73f99273c8f59ad9"
@@ -3182,6 +3679,11 @@ source-map@^0.6.0:
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
+statuses@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/statuses/-/statuses-2.0.1.tgz#55cb000ccf1d48728bd23c685a063998cf1a1b63"
+  integrity sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ==
+
 "string-width-cjs@npm:string-width@^4.2.0", string-width@^4.1.0, string-width@^4.2.0:
   name string-width-cjs
   version "4.2.3"
@@ -3260,6 +3762,13 @@ supports-color@^7.1.0:
   dependencies:
     has-flag "^4.0.0"
 
+tdigest@^0.1.1:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/tdigest/-/tdigest-0.1.2.tgz#96c64bac4ff10746b910b0e23b515794e12faced"
+  integrity sha512-+G0LLgjjo9BZX2MfdvPfH+MKLCrxlXSYec5DaPYP1fe6Iyhf0/fSmJ0bFiZ1F8BT6cGXl2LpltQptzjXKWEkKA==
+  dependencies:
+    bintrees "1.0.2"
+
 text-encoding-utf-8@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/text-encoding-utf-8/-/text-encoding-utf-8-1.0.2.tgz#585b62197b0ae437e3c7b5d0af27ac1021e10d13"
@@ -3301,6 +3810,11 @@ toformat@^2.0.0:
   resolved "https://registry.yarnpkg.com/toformat/-/toformat-2.0.0.tgz#7a043fd2dfbe9021a4e36e508835ba32056739d8"
   integrity sha512-03SWBVop6nU8bpyZCx7SodpYznbZF5R4ljwNLBcTQzKOD9xuihRo/psX58llS1BMFhhAI08H3luot5GoXJz2pQ==
 
+toidentifier@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.1.tgz#3be34321a88a820ed1bd80dfaa33e479fbb8dd35"
+  integrity sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==
+
 toml@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/toml/-/toml-3.0.0.tgz#342160f1af1904ec9d204d03a5d61222d762c5ee"
@@ -3449,6 +3963,14 @@ type-detect@^4.0.0, type-detect@^4.1.0:
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.1.0.tgz#deb2453e8f08dcae7ae98c626b13dddb0155906c"
   integrity sha512-Acylog8/luQ8L7il+geoSxhEkazvkslg7PSNKOX59mbB9cOveP5aq9h74Y7YU8yDpJwetzQQrfIwtf4Wp4LKcw==
 
+type-is@~1.6.18:
+  version "1.6.18"
+  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
+  integrity sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==
+  dependencies:
+    media-typer "0.3.0"
+    mime-types "~2.1.24"
+
 typedoc@^0.26.5:
   version "0.26.5"
   resolved "https://registry.yarnpkg.com/typedoc/-/typedoc-0.26.5.tgz#08032bd57cac3d56e8ac296a07e3482dc0c645ac"
@@ -3485,6 +4007,11 @@ undici-types@~6.13.0:
   resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-6.13.0.tgz#e3e79220ab8c81ed1496b5812471afd7cf075ea5"
   integrity sha512-xtFJHudx8S2DSoujjMd1WeWvn7KKWFRESZTMeL1RptAYERu29D6jphMjjY+vn96jvN3kVPDNxU/E13VTaXj6jg==
 
+unpipe@1.0.0, unpipe@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
+  integrity sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==
+
 uri-js@^4.2.2:
   version "4.4.1"
   resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
@@ -3492,6 +4019,11 @@ uri-js@^4.2.2:
   dependencies:
     punycode "^2.1.0"
 
+url-value-parser@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/url-value-parser/-/url-value-parser-2.2.0.tgz#f38ae8cd24604ec69bc219d66929ddbbd93a2b32"
+  integrity sha512-yIQdxJpgkPamPPAPuGdS7Q548rLhny42tg8d4vyTNzFqvOnwqrgHXvgehT09U7fwrzxi3RxCiXjoNUNnNOlQ8A==
+
 utf-8-validate@^5.0.2, utf-8-validate@^5.0.9:
   version "5.0.10"
   resolved "https://registry.yarnpkg.com/utf-8-validate/-/utf-8-validate-5.0.10.tgz#d7d10ea39318171ca982718b6b96a8d2442571a2"
@@ -3499,6 +4031,11 @@ utf-8-validate@^5.0.2, utf-8-validate@^5.0.9:
   dependencies:
     node-gyp-build "^4.3.0"
 
+utils-merge@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
+  integrity sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==
+
 uuid@^8.3.2:
   version "8.3.2"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-8.3.2.tgz#80d5b5ced271bb9af6c445f21a1a04c606cefbe2"
@@ -3509,6 +4046,11 @@ v8-compile-cache-lib@^3.0.1:
   resolved "https://registry.yarnpkg.com/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz#6336e8d71965cb3d35a1bbb7868445a7c05264bf"
   integrity sha512-wa7YjyUGfNZngI/vtK0UHAN+lgDCxBPCylVXGp0zu59Fz5aiGtNXaq3DhIov063MorB+VfufLh3JlF2KdTK3xg==
 
+vary@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
+  integrity sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==
+
 webidl-conversions@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"