chore: sync pr-check.yml from Template-Generic [skip ci]

.mokogitea/workflows/pr-check.yml

@@ -4,8 +4,8 @@
 #
 # FILE INFORMATION
 # DEFGROUP: Gitea.Workflow
-# INGROUP: mokocli.CI
-# REPO: https://git.mokoconsulting.tech/mokoconsulting-tech/mokocli
+# INGROUP: moko-platform.CI
+# REPO: https://git.mokoconsulting.tech/mokoconsulting-tech/moko-platform
 # PATH: /templates/workflows/universal/pr-check.yml.template
 # VERSION: 09.23.00
 # BRIEF: PR gate — branch policy + code validation before merge
@@ -96,6 +96,32 @@ jobs:
           echo "Branch policy: OK (${HEAD} → ${BASE})"
           echo "## Branch Policy: Passed" >> $GITHUB_STEP_SUMMARY
 
+  # ── Secret Scanning ──────────────────────────────────────────────────
+  gitleaks:
+    name: Secret Scan
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Gitleaks
+        run: |
+          GITLEAKS_VERSION="8.21.2"
+          curl -sSL "https://github.com/gitleaks/gitleaks/releases/download/v${GITLEAKS_VERSION}/gitleaks_${GITLEAKS_VERSION}_linux_x64.tar.gz" \
+            | tar -xz -C /usr/local/bin gitleaks
+
+      - name: Scan PR commits for secrets
+        run: |
+          if gitleaks detect --source . --verbose \
+            --log-opts=${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }} 2>&1; then
+            echo "**No secrets detected.**" >> $GITHUB_STEP_SUMMARY
+          else
+            echo "::error::Potential secrets detected in PR commits"
+            exit 1
+          fi
+
   # ── Code Validation ────────────────────────────────────────────────────
   validate:
     name: Validate PR