try nextjs bundle analysis

.github/workflows/nextjs_bundle_analysis.yml

@@ -0,0 +1,105 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
+name: "Next.js Bundle Analysis"
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  actions: read
+  pull-requests: write
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - name: Install dependencies
+        uses: bahmutov/npm-install@v1
+        with:
+          working-directory: web
+
+      - name: Restore next build
+        uses: actions/cache@v3
+        id: restore-build-cache
+        env:
+          cache-name: cache-next-build
+        with:
+          path: web/.next/cache
+          key: ${{ runner.os }}-build-${{ env.cache-name }}
+
+      - name: Build next.js app
+        run: |
+          cd web
+          ./node_modules/.bin/next experimental-compile
+
+      - name: Analyze bundle
+        run: |
+          cd web
+          npx -p nextjs-bundle-analysis report
+
+      - name: Upload bundle
+        uses: actions/upload-artifact@v3
+        with:
+          name: bundle
+          path: web/.next/analyze/__bundle_analysis.json
+
+      - name: Download base branch bundle stats
+        uses: dawidd6/action-download-artifact@v2
+        if: success() && github.event.number
+        with:
+          workflow: nextjs_bundle_analysis.yml
+          branch: ${{ github.event.pull_request.base.ref }}
+          path: web/.next/analyze/base
+
+      - name: Compare with base branch bundle
+        if: success() && github.event.number
+        run: |
+          cd web
+          ls -laR .next/analyze/base && npx -p nextjs-bundle-analysis compare
+
+      - name: Get Comment Body
+        id: get-comment-body
+        if: success() && github.event.number
+        # https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#multiline-strings
+        run: |
+          cd web
+          echo "body<<EOF" >> $GITHUB_OUTPUT
+          echo "$(cat .next/analyze/__bundle_analysis_comment.txt)" >> $GITHUB_OUTPUT
+          echo EOF >> $GITHUB_OUTPUT
+
+      - name: Find Comment
+        uses: peter-evans/find-comment@v2
+        if: success() && github.event.number
+        id: fc
+        with:
+          issue-number: ${{ github.event.number }}
+          body-includes: "<!-- __NEXTJS_BUNDLE -->"
+
+      - name: Create Comment
+        uses: peter-evans/create-or-update-comment@v2
+        if: success() && github.event.number && steps.fc.outputs.comment-id == 0
+        with:
+          issue-number: ${{ github.event.number }}
+          body: ${{ steps.get-comment-body.outputs.body }}
+
+      - name: Update Comment
+        uses: peter-evans/create-or-update-comment@v2
+        if: success() && github.event.number && steps.fc.outputs.comment-id != 0
+        with:
+          issue-number: ${{ github.event.number }}
+          body: ${{ steps.get-comment-body.outputs.body }}
+          comment-id: ${{ steps.fc.outputs.comment-id }}
+          edit-mode: replace

web/package.json

@@ -57,5 +57,11 @@
   },
   "resolutions": {
     "@ark-ui/react": "^1.2.1"
+  },
+  "nextBundleAnalysis": {
+    "budget": 358400,
+    "budgetPercentIncreaseRed": 20,
+    "minimumChangeThreshold": 0,
+    "showDetails": true
   }
 }