ci(P2-7): 增加Trivy镜像安全扫描（高危漏洞检测，仅告警不阻断）

.gitea/workflows/ci-cd.yml

@@ -765,6 +765,24 @@ jobs:
         chmod +x scripts/build_release_images.sh
         REGISTRY_TOKEN="${REGISTRY_TOKEN}" scripts/build_release_images.sh "${GITHUB_REF_NAME}"
 
+    - name: Trivy image security scan
+      continue-on-error: true
+      shell: sh
+      run: |
+        set +e
+        echo "=== Running Trivy security scan on production images ==="
+        IMAGE_TAG="${GITHUB_REF_NAME}"
+        REGISTRY="git.xiaoxiajianji.com/xiaoxia/xiaoxia-saas"
+        
+        # 扫描 API 镜像（只报告 CRITICAL 和 HIGH 级别漏洞）
+        for svc in api worker web; do
+          echo ""
+          echo "--- Scanning xiaoxia-saas-${svc}:${IMAGE_TAG} ---"
+          docker run --rm             -v /var/run/docker.sock:/var/run/docker.sock             -v trivy-cache:/root/.cache/             aquasec/trivy:latest             image --severity CRITICAL,HIGH             --ignore-unfixed             --format table             "xiaoxia-saas-${svc}:${IMAGE_TAG}" 2>&1 | tail -30
+        done
+        echo ""
+        echo "=== Trivy scan complete (advisory only, does not block deploy) ==="
+
     - name: Cleanup old Docker images
       if: always()
       shell: sh