fix: Capture PR number on merge to master (#314)

fix: capture PR number on merge to master

Author: jirispilka

.github/workflows/evaluations.yaml

@@ -10,14 +10,14 @@ on:
             - 'master'
     # Also run on PRs with 'evals' label for testing
     pull_request:
-        types: [labeled, synchronize, reopened]
+        types: [labeled, synchronize, reopened, closed]
 
 jobs:
     evaluations:
         name: MCP tool calling evaluations
         runs-on: ubuntu-latest
-        # Run on master pushes or PRs with 'evals' label
-        if: github.event_name == 'push' || contains(github.event.pull_request.labels.*.name, 'validated')
+        # Run on master pushes, merged PRs, or PRs with 'validated' label
+        if: github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.pull_request.merged == true) || contains(github.event.pull_request.labels.*.name, 'validated')
 
         steps:
             -   name: Checkout code
@@ -39,7 +39,7 @@ jobs:
             -   name: Run evaluations
                 run: npm run evals:run
                 env:
-                    GITHUB_PR_NUMBER: ${{ github.event_name == 'pull_request' && github.event.number || 'master' }}
+                    GITHUB_PR_NUMBER: ${{ github.event_name == 'pull_request' && github.event.number || (github.event_name == 'push' && 'master') || 'unknown' }}
                     PHOENIX_API_KEY: ${{ secrets.PHOENIX_API_KEY }}
                     PHOENIX_BASE_URL: ${{ secrets.PHOENIX_BASE_URL }}
                     OPENROUTER_BASE_URL: ${{ secrets.OPENROUTER_BASE_URL }}