fix: molecule-tests static matrix and role_dir path fix

.gitea/workflows/ci.yml

@@ -133,24 +133,40 @@ jobs:
     timeout-minutes: 10
     strategy:
       matrix:
-        runner-index: ${{ fromJSON(needs.discover-runners.outputs.runner-indices) }}
+        runner-index: [1, 2, 3]
     steps:
       - uses: actions/checkout@v4
       - name: Set up environment
         run: make setup
       - name: Discover assigned test pairs
+        env:
+          RUNNER_INDEX: ${{ matrix.runner-index }}
+          MAX_RUNNERS: ${{ needs.discover-runners.outputs.runner-count }}
         run: |
           set -euo pipefail
           . .venv/bin/activate
-          RUNNER_INDEX="${{ matrix.runner-index }}"
-          MAX_RUNNERS="${{ needs.discover-runners.outputs.runner-count }}"
+          echo "Runner index: $RUNNER_INDEX"
+          echo "Max runners: $MAX_RUNNERS"
+          # Skip if runner index exceeds available runners
+          if [ "$RUNNER_INDEX" -gt "$MAX_RUNNERS" ]; then
+            echo "Skipping — runner index $RUNNER_INDEX > max runners $MAX_RUNNERS"
+            echo "TEST_PAIRS=" >> $GITHUB_ENV
+            echo "SKIP=true" >> $GITHUB_ENV
+            exit 0
+          fi
           PAIRS=$(python3 scripts/ci/distribute_molecule.py --runner-index "$RUNNER_INDEX" --max-runners "$MAX_RUNNERS")
           echo "Assigned pairs: $PAIRS"
           echo "TEST_PAIRS=$PAIRS" >> $GITHUB_ENV
+          echo "SKIP=false" >> $GITHUB_ENV
       - name: Run molecule tests
+        if: env.SKIP != 'true'
         run: |
           set -euo pipefail
           . .venv/bin/activate
+          if [ -z "$TEST_PAIRS" ]; then
+            echo "No test pairs assigned — skipping"
+            exit 0
+          fi
           python3 scripts/ci/molecule_ci_guard.py $TEST_PAIRS
         env:
           GITEA_URL: ${{ github.server_url }}