From 50ade725245398136ca7268403b52f379d0c00b8 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 11 Feb 2026 14:22:13 +0000
Subject: [PATCH 1/4] Initial plan


From f1e4851d02d32277cf97cedaa8feb7002803071d Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 11 Feb 2026 14:28:14 +0000
Subject: [PATCH 2/4] Add markdownlint suppression for System.Private.Uri
 threat model files

Co-authored-by: MihaZupan <25307628+MihaZupan@users.noreply.github.com>
---
 .github/workflows/markdownlint.yml   | 3 ++-
 .github/workflows/markdownlintignore | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/markdownlintignore

diff --git a/.github/workflows/markdownlint.yml b/.github/workflows/markdownlint.yml
index 5da42dad861eee..7b51190ddf01e3 100644
--- a/.github/workflows/markdownlint.yml
+++ b/.github/workflows/markdownlint.yml
@@ -10,6 +10,7 @@ on:
       - ".markdownlint.json"
       - ".github/workflows/markdownlint.yml"
       - ".github/workflows/markdownlint-problem-matcher.json"
+      - ".github/workflows/markdownlintignore"
 
 jobs:
   lint:
@@ -26,4 +27,4 @@ jobs:
       run: |
         echo "::add-matcher::.github/workflows/markdownlint-problem-matcher.json"
         npm i -g markdownlint-cli
-        markdownlint "**/*.md"
+        markdownlint --ignore-path .github/workflows/markdownlintignore "**/*.md"
diff --git a/.github/workflows/markdownlintignore b/.github/workflows/markdownlintignore
new file mode 100644
index 00000000000000..f8e88544fde60a
--- /dev/null
+++ b/.github/workflows/markdownlintignore
@@ -0,0 +1,2 @@
+# Threat model files with intentional formatting
+src/libraries/System.Private.Uri/docs/*Threat*Model*.md

From 5661256ed17ddb8b1aef134826e56834ec241e8c Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 11 Feb 2026 14:39:15 +0000
Subject: [PATCH 3/4] Configure markdownlint to allow 2 trailing spaces for
 hard line breaks

Co-authored-by: MihaZupan <25307628+MihaZupan@users.noreply.github.com>
---
 .github/workflows/markdownlintignore | 2 --
 .markdownlint.json                   | 2 +-
 2 files changed, 1 insertion(+), 3 deletions(-)
 delete mode 100644 .github/workflows/markdownlintignore

diff --git a/.github/workflows/markdownlintignore b/.github/workflows/markdownlintignore
deleted file mode 100644
index f8e88544fde60a..00000000000000
--- a/.github/workflows/markdownlintignore
+++ /dev/null
@@ -1,2 +0,0 @@
-# Threat model files with intentional formatting
-src/libraries/System.Private.Uri/docs/*Threat*Model*.md
diff --git a/.markdownlint.json b/.markdownlint.json
index 5efdcd39e2507d..e75148a6c568b9 100644
--- a/.markdownlint.json
+++ b/.markdownlint.json
@@ -1,6 +1,6 @@
 {
   "default": false,
   "MD009": {
-    "br_spaces": 0
+    "br_spaces": 2
   }
 }

From 7f20ca7c76a2a297d6f6257e3ed2f299ef3048ae Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 11 Feb 2026 14:46:38 +0000
Subject: [PATCH 4/4] Revert unneeded changes to markdownlint.yml workflow

Co-authored-by: MihaZupan <25307628+MihaZupan@users.noreply.github.com>
---
 .github/workflows/markdownlint.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/workflows/markdownlint.yml b/.github/workflows/markdownlint.yml
index 7b51190ddf01e3..5da42dad861eee 100644
--- a/.github/workflows/markdownlint.yml
+++ b/.github/workflows/markdownlint.yml
@@ -10,7 +10,6 @@ on:
       - ".markdownlint.json"
       - ".github/workflows/markdownlint.yml"
       - ".github/workflows/markdownlint-problem-matcher.json"
-      - ".github/workflows/markdownlintignore"
 
 jobs:
   lint:
@@ -27,4 +26,4 @@ jobs:
       run: |
         echo "::add-matcher::.github/workflows/markdownlint-problem-matcher.json"
         npm i -g markdownlint-cli
-        markdownlint --ignore-path .github/workflows/markdownlintignore "**/*.md"
+        markdownlint "**/*.md"