debug: add back the check step to isolate the failure further

.forgejo/workflows/test.yaml

@@ -21,5 +21,29 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Debug echo
+      - name: Check for relevant changes
-        run: echo "hello from ai-credits job, TEST_DATABASE_URL is set = $([ -n "$TEST_DATABASE_URL" ] && echo yes || echo no)"
+        id: check
+        run: |
+          set -euo pipefail
+          if git rev-parse --verify HEAD^ >/dev/null 2>&1; then
+            BASE="${{ github.event.before }}"
+            if [ -z "$BASE" ] || [ "$BASE" = "0000000000000000000000000000000000000000" ] \
+               || ! git rev-parse --verify "${BASE}^{commit}" >/dev/null 2>&1; then
+              BASE="HEAD^"
+            fi
+            CHANGED_FILES="$(git diff --name-only "$BASE" HEAD)"
+          else
+            CHANGED_FILES="$(git ls-files)"
+          fi
+
+          run=false
+          if echo "$CHANGED_FILES" | grep -Eq '^(crates/db/|Cargo\.toml|Cargo\.lock|\.forgejo/workflows/test\.yaml)'; then
+            run=true
+          fi
+          echo "run=$run" >> "$GITHUB_OUTPUT"
+          if [ "$run" = "false" ]; then
+            echo "No changes relevant to crates/db - skipping integration tests."
+          fi
+
+      - name: Debug echo after check
+        run: echo "check.outputs.run was ${{ steps.check.outputs.run }}"