Timings get auto-comitted

.gitea/workflows/Merge-Checker.yaml

@@ -3,6 +3,8 @@ name: Merge-Checker
 on:
   pull_request:
     branches: ["**"]
+    paths-ignore:
+        - 'unit-tests/timing-results/**'
 
 jobs:
   build_and_test:
@@ -11,11 +13,14 @@ jobs:
     steps:
       - name: Checkout source code
         uses: actions/checkout@v3
+        with:
+          persist-credentials: true
+          fetch-depth: 0
 
       - name: Install dependencies (CMake + Ninja + build tools)
         run: |
           sudo apt-get update
-          sudo apt-get install -y cmake ninja-build build-essential time
+          sudo apt-get install -y cmake ninja-build build-essential time git
 
       - name: Configure project with CMake
         run: cmake -G Ninja -S . -B build/
@@ -34,13 +39,29 @@ jobs:
             fi
           done
 
-      - name: Run matrix-timing-tests with per-test timing output
+      - name: Run matrix-timing-tests with per-test timing output and save results
         run: |
+          mkdir -p unit-tests/timing-results
           if [ -x build/unit-tests/matrix-timing-tests ]; then
             echo "Running matrix-timing-tests with timing"
-            # Enable Catch2 timing output via command-line flag -d yes
-            # Wrap with /usr/bin/time for overall runtime measurement and resource usage
-            /usr/bin/time -v build/unit-tests/matrix-timing-tests -d yes
+            /usr/bin/time -v build/unit-tests/matrix-timing-tests -d yes &> unit-tests/timing-results/matrix-timing-tests.txt
           else
             echo "matrix-timing-tests executable not found or not executable"
+            exit 1
           fi
+      - name: Commit and push timing results
+        run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+
+          # Save current branch name
+          BRANCH_NAME=$(echo "${GITHUB_REF##refs/heads/}")
+
+          git add unit-tests/timing-results/matrix-timing-tests.txt
+          if git diff --quiet --cached; then
+            echo "No changes to commit"
+          else
+            git commit -m "Update matrix-timing-tests timings [skip ci]"
+            git push origin HEAD:$BRANCH_NAME
+          fi
+