gh-149289: Make lint failures block merge

.github/workflows/build.yml

@@ -43,6 +43,10 @@ jobs:
     #
     uses: ./.github/workflows/reusable-context.yml
 
+  lint:
+    name: lint
+    uses: ./.github/workflows/reusable-lint.yml
+
   check-docs:
     name: Docs
     needs: build-context
@@ -655,6 +659,7 @@ jobs:
     timeout-minutes: 5
     needs:
     - build-context  # Transitive dependency, needed to access `run-tests` value
+    - lint
     - check-docs
     - check-autoconf-regen
     - check-generated-files

.github/workflows/lint.yml

@@ -5,21 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
-env:
-  FORCE_COLOR: 1
-  RUFF_OUTPUT_FORMAT: github
-
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
 
 jobs:
   lint:
-    runs-on: ubuntu-latest
-    timeout-minutes: 10
-
-    steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          persist-credentials: false
-      - uses: j178/prek-action@0bb87d7f00b0c99306c8bcb8b8beba1eb581c037 # v1.1.1
+    uses: ./.github/workflows/reusable-lint.yml

.github/workflows/reusable-lint.yml

@@ -0,0 +1,23 @@
+name: Reusable Lint
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+env:
+  FORCE_COLOR: 1
+  RUFF_OUTPUT_FORMAT: github
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+      - uses: j178/prek-action@0bb87d7f00b0c99306c8bcb8b8beba1eb581c037 # v1.1.1