fix(infra): pr-title-labeler (#33313)

Wasn't working on `pull_request_target`

Author: mdrxy

.github/workflows/_compile_integration_test.yml

@@ -6,7 +6,7 @@
 #
 # Runs pytest with compile marker to check syntax/imports.
 
-name: '🔗 Compile Integration Tests'
+name: "🔗 Compile Integration Tests"
 
 on:
   workflow_call:
@@ -33,26 +33,26 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
     runs-on: ubuntu-latest
     timeout-minutes: 20
-    name: 'Python ${{ inputs.python-version }}'
+    name: "Python ${{ inputs.python-version }}"
     steps:
       - uses: actions/checkout@v5
 
-      - name: '🐍 Set up Python ${{ inputs.python-version }} + UV'
+      - name: "🐍 Set up Python ${{ inputs.python-version }} + UV"
         uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
           cache-suffix: compile-integration-tests-${{ inputs.working-directory }}
           working-directory: ${{ inputs.working-directory }}
 
-      - name: '📦 Install Integration Dependencies'
+      - name: "📦 Install Integration Dependencies"
         shell: bash
         run: uv sync --group test --group test_integration
 
-      - name: '🔗 Check Integration Tests Compile'
+      - name: "🔗 Check Integration Tests Compile"
         shell: bash
         run: uv run pytest -m compile tests/integration_tests
 
-      - name: '🧹 Verify Clean Working Directory'
+      - name: "🧹 Verify Clean Working Directory"
         shell: bash
         run: |
           set -eu

.github/workflows/_lint.yml

@@ -5,7 +5,7 @@
 #
 # Called as part of check_diffs.yml workflow.
 
-name: '🧹 Linting'
+name: "🧹 Linting"
 
 on:
   workflow_call:
@@ -33,43 +33,43 @@ env:
 jobs:
   # Linting job - runs quality checks on package and test code
   build:
-    name: 'Python ${{ inputs.python-version }}'
+    name: "Python ${{ inputs.python-version }}"
     runs-on: ubuntu-latest
     timeout-minutes: 20
     steps:
-      - name: '📋 Checkout Code'
+      - name: "📋 Checkout Code"
         uses: actions/checkout@v5
 
-      - name: '🐍 Set up Python ${{ inputs.python-version }} + UV'
+      - name: "🐍 Set up Python ${{ inputs.python-version }} + UV"
         uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
           cache-suffix: lint-${{ inputs.working-directory }}
           working-directory: ${{ inputs.working-directory }}
 
-      - name: '📦 Install Lint & Typing Dependencies'
+      - name: "📦 Install Lint & Typing Dependencies"
         working-directory: ${{ inputs.working-directory }}
         run: |
           uv sync --group lint --group typing
 
-      - name: '🔍 Analyze Package Code with Linters'
+      - name: "🔍 Analyze Package Code with Linters"
         working-directory: ${{ inputs.working-directory }}
         run: |
           make lint_package
 
-      - name: '📦 Install Test Dependencies (non-partners)'
+      - name: "📦 Install Test Dependencies (non-partners)"
         # (For directories NOT starting with libs/partners/)
         if: ${{ ! startsWith(inputs.working-directory, 'libs/partners/') }}
         working-directory: ${{ inputs.working-directory }}
         run: |
           uv sync --inexact --group test
-      - name: '📦 Install Test Dependencies'
+      - name: "📦 Install Test Dependencies"
         if: ${{ startsWith(inputs.working-directory, 'libs/partners/') }}
         working-directory: ${{ inputs.working-directory }}
         run: |
           uv sync --inexact --group test --group test_integration
 
-      - name: '🔍 Analyze Test Code with Linters'
+      - name: "🔍 Analyze Test Code with Linters"
         working-directory: ${{ inputs.working-directory }}
         run: |
           make lint_tests

.github/workflows/_test.yml

@@ -1,7 +1,7 @@
 # Runs unit tests with both current and minimum supported dependency versions
 # to ensure compatibility across the supported range.
 
-name: '🧪 Unit Testing'
+name: "🧪 Unit Testing"
 
 on:
   workflow_call:
@@ -30,29 +30,29 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
     runs-on: ubuntu-latest
     timeout-minutes: 20
-    name: 'Python ${{ inputs.python-version }}'
+    name: "Python ${{ inputs.python-version }}"
     steps:
-      - name: '📋 Checkout Code'
+      - name: "📋 Checkout Code"
         uses: actions/checkout@v5
 
-      - name: '🐍 Set up Python ${{ inputs.python-version }} + UV'
+      - name: "🐍 Set up Python ${{ inputs.python-version }} + UV"
         uses: "./.github/actions/uv_setup"
         id: setup-python
         with:
           python-version: ${{ inputs.python-version }}
           cache-suffix: test-${{ inputs.working-directory }}
           working-directory: ${{ inputs.working-directory }}
 
-      - name: '📦 Install Test Dependencies'
+      - name: "📦 Install Test Dependencies"
         shell: bash
         run: uv sync --group test --dev
 
-      - name: '🧪 Run Core Unit Tests'
+      - name: "🧪 Run Core Unit Tests"
         shell: bash
         run: |
           make test
 
-      - name: '🔍 Calculate Minimum Dependency Versions'
+      - name: "🔍 Calculate Minimum Dependency Versions"
         working-directory: ${{ inputs.working-directory }}
         id: min-version
         shell: bash
@@ -63,7 +63,7 @@ jobs:
           echo "min-versions=$min_versions" >> "$GITHUB_OUTPUT"
           echo "min-versions=$min_versions"
 
-      - name: '🧪 Run Tests with Minimum Dependencies'
+      - name: "🧪 Run Tests with Minimum Dependencies"
         if: ${{ steps.min-version.outputs.min-versions != '' }}
         env:
           MIN_VERSIONS: ${{ steps.min-version.outputs.min-versions }}
@@ -72,7 +72,7 @@ jobs:
           make tests
         working-directory: ${{ inputs.working-directory }}
 
-      - name: '🧹 Verify Clean Working Directory'
+      - name: "🧹 Verify Clean Working Directory"
         shell: bash
         run: |
           set -eu
@@ -83,4 +83,3 @@ jobs:
           # grep will exit non-zero if the target message isn't found,
           # and `set -e` above will cause the step to fail.
           echo "$STATUS" | grep 'nothing to commit, working tree clean'
-

.github/workflows/_test_pydantic.yml

@@ -1,6 +1,6 @@
 # Facilitate unit testing against different Pydantic versions for a provided package.
 
-name: '🐍 Pydantic Version Testing'
+name: "🐍 Pydantic Version Testing"
 
 on:
   workflow_call:
@@ -33,32 +33,32 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
     runs-on: ubuntu-latest
     timeout-minutes: 20
-    name: 'Pydantic ~=${{ inputs.pydantic-version }}'
+    name: "Pydantic ~=${{ inputs.pydantic-version }}"
     steps:
-      - name: '📋 Checkout Code'
+      - name: "📋 Checkout Code"
         uses: actions/checkout@v5
 
-      - name: '🐍 Set up Python ${{ inputs.python-version }} + UV'
+      - name: "🐍 Set up Python ${{ inputs.python-version }} + UV"
         uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
           cache-suffix: test-pydantic-${{ inputs.working-directory }}
           working-directory: ${{ inputs.working-directory }}
 
-      - name: '📦 Install Test Dependencies'
+      - name: "📦 Install Test Dependencies"
         shell: bash
         run: uv sync --group test
 
-      - name: '🔄 Install Specific Pydantic Version'
+      - name: "🔄 Install Specific Pydantic Version"
         shell: bash
         run: VIRTUAL_ENV=.venv uv pip install pydantic~=${{ inputs.pydantic-version }}
 
-      - name: '🧪 Run Core Tests'
+      - name: "🧪 Run Core Tests"
         shell: bash
         run: |
           make test
 
-      - name: '🧹 Verify Clean Working Directory'
+      - name: "🧹 Verify Clean Working Directory"
         shell: bash
         run: |
           set -eu

.github/workflows/check_core_versions.yml

@@ -2,13 +2,13 @@
 #
 # (Prevents releases with mismatched version numbers)
 
-name: '🔍 Check Version Equality'
+name: "🔍 Check Version Equality"
 
 on:
   pull_request:
     paths:
-      - 'libs/core/pyproject.toml'
-      - 'libs/core/langchain_core/version.py'
+      - "libs/core/pyproject.toml"
+      - "libs/core/langchain_core/version.py"
 
 permissions:
   contents: read
@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
 
-      - name: '✅ Verify pyproject.toml & version.py Match'
+      - name: "✅ Verify pyproject.toml & version.py Match"
         run: |
           # Check core versions
           CORE_PYPROJECT_VERSION=$(grep -Po '(?<=^version = ")[^"]*' libs/core/pyproject.toml)

.github/workflows/pr_labeler_file.yml

@@ -12,17 +12,17 @@ on:
 
 jobs:
   labeler:
-    name: 'label'
+    name: "label"
     permissions:
       contents: read
       pull-requests: write
       issues: write
     runs-on: ubuntu-latest
 
     steps:
-    - name: Label Pull Request
-      uses: actions/labeler@v6
-      with:
-        repo-token: "${{ secrets.GITHUB_TOKEN }}"
-        configuration-path: .github/pr-file-labeler.yml
-        sync-labels: false
+      - name: Label Pull Request
+        uses: actions/labeler@v6
+        with:
+          repo-token: "${{ secrets.GITHUB_TOKEN }}"
+          configuration-path: .github/pr-file-labeler.yml
+          sync-labels: false

.github/workflows/pr_labeler_title.yml

@@ -12,17 +12,22 @@ on:
 
 jobs:
   pr-title-labeler:
-    name: 'label'
+    name: "label"
     permissions:
       contents: read
       pull-requests: write
       issues: write
     runs-on: ubuntu-latest
 
     steps:
-    - name: Label PR based on title
-      # Archived repo; latest commit (v0.1.0)
-      uses: grafana/pr-labeler-action@f19222d3ef883d2ca5f04420fdfe8148003763f0
-      with:
-        token: ${{ secrets.GITHUB_TOKEN }}
-        configuration-path: .github/pr-title-labeler.yml
+      - name: Checkout repository
+        uses: actions/checkout@v5
+        with:
+          ref: ${{ github.event.pull_request.base.ref }}
+
+      - name: Label PR based on title
+        # Archived repo; latest commit (v0.1.0)
+        uses: grafana/pr-labeler-action@f19222d3ef883d2ca5f04420fdfe8148003763f0
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          configuration-path: .github/pr-title-labeler.yml