ci: Auto-accept API verifier changes in PRs

.github/workflows/verify-api.yml

@@ -0,0 +1,139 @@
+name: verify api
+on:
+  pull_request:
+    paths:
+      - 'src/**'
+      - 'test/**/ApiApprovalTests*'
+      - 'test/Sentry.Testing/ApiExtensions.cs'
+      - '.github/workflows/verify-api.yml'
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  run-api-tests:
+    name: Run API Approval Tests (${{ matrix.rid }})
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # macOS covers all non-Windows TFMs (net9.0, net10.0, netstandard, iOS, MacCatalyst, Android)
+          - os: macos-15
+            rid: macos
+            slnf: Sentry-CI-Build-macOS.slnf
+          # Windows is required to produce the .NET Framework (net48 / Net4_8) verified files
+          - os: windows-latest
+            rid: win-x64
+            slnf: Sentry-CI-Build-Windows.slnf
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          submodules: recursive
+
+      - name: Remove unused applications
+        uses: ./.github/actions/freediskspace
+
+      - name: Setup Environment
+        uses: ./.github/actions/environment
+
+      - name: Restore sentry-native cache
+        id: cache-native
+        uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        with:
+          path: src/Sentry/Platforms/Native/sentry-native
+          key: sentry-native-${{ matrix.rid }}-${{ hashFiles('scripts/build-sentry-native.ps1') }}-${{ hashFiles('.git/modules/modules/sentry-native/HEAD') }}
+          enableCrossOsArchive: true
+
+      - name: Build sentry-native (cache miss)
+        if: steps.cache-native.outputs.cache-hit != 'true'
+        shell: pwsh
+        run: scripts/build-sentry-native.ps1
+
+      - name: Build Native Dependencies
+        uses: ./.github/actions/buildnative
+
+      - name: Restore .NET Dependencies
+        run: |
+          dotnet workload restore
+          dotnet restore ${{ matrix.slnf }} --nologo
+
+      - name: Build
+        run: dotnet build ${{ matrix.slnf }} -c Release --no-restore --nologo -v:minimal
+
+      # API approval tests fail when the public API surface changes. We swallow the failure
+      # here and rely on the produced *.received.txt files to detect and accept the change.
+      - name: Run API Approval Tests
+        continue-on-error: true
+        run: dotnet test ${{ matrix.slnf }} -c Release --no-build --nologo --filter "FullyQualifiedName~ApiApprovalTests"
+
+      - name: Upload Received API Files
+        if: ${{ always() }}
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
+        with:
+          name: api-verify-received-${{ matrix.rid }}
+          path: "**/*.received.*"
+          if-no-files-found: ignore
+
+  accept-api-changes:
+    name: Accept and Commit API Changes
+    needs: run-api-tests
+    runs-on: ubuntu-22.04
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+      - name: Download Received API Files
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
+        with:
+          pattern: api-verify-received-*
+          merge-multiple: true
+
+      - name: Accept Verifier Changes
+        shell: pwsh
+        run: pwsh ./scripts/accept-verifier-changes.ps1
+
+      - name: Detect API Changes
+        id: detect
+        shell: bash
+        run: |
+          if [[ -z "$(git status --porcelain)" ]]; then
+            echo "has_changes=false" >> "$GITHUB_OUTPUT"
+            echo "No API verifier changes detected."
+          else
+            echo "has_changes=true" >> "$GITHUB_OUTPUT"
+            echo "API verifier changes detected:"
+            git status --short
+          fi
+
+      # For fork PRs we can't push back to the contributor's branch, so we fail the check
+      # instead — prompting the contributor to accept the changes locally.
+      - name: Commit Accepted API Changes
+        if: steps.detect.outputs.has_changes == 'true'
+        shell: bash
+        run: |
+          if [[ "${{ github.event.pull_request.head.repo.full_name }}" != "${{ github.repository }}" ]]; then
+            echo "::error::Public API changes detected. Please run the following locally and push the result:"
+            echo "::error::  dotnet test && pwsh ./scripts/accept-verifier-changes.ps1"
+            exit 1
+          fi
+          git config --global user.name 'Sentry Github Bot'
+          git config --global user.email 'bot+github-bot@sentry.io'
+          git fetch
+          git checkout "${GITHUB_HEAD_REF}"
+          git add -A
+          git commit -m "Accept API verifier changes"
+          git push --set-upstream origin "${GITHUB_HEAD_REF}"
+
+      - name: Label Public API PR
+        if: steps.detect.outputs.has_changes == 'true' && github.event.pull_request.head.repo.full_name == github.repository
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh label create "public API" --color "0075ca" --description "Modifies the public API surface" --repo "${{ github.repository }}" 2>/dev/null || true
+          gh pr edit "${{ github.event.pull_request.number }}" --add-label "public API" --repo "${{ github.repository }}"