Feat: run image scan CI for every pull request and fix CVEs in time (#3855)

Signed-off-by: huangminjie <minjie.huang@daocloud.io>

.github/workflows/codeql-analysis.yml

@@ -5,30 +5,6 @@ on:
     branches: [ master, release-* ]
 
 jobs:
-  images:
-    name: Image Scan
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v2
-
-      - name: Build Vela Core image from Dockerfile
-        run: |
-          docker build --build-arg GOPROXY=https://proxy.golang.org -t docker.io/oamdev/vela-core:${{ github.sha }} .
-
-      - name: Run Trivy vulnerability scanner for vela core
-        uses: aquasecurity/trivy-action@master
-        with:
-          image-ref: 'docker.io/oamdev/vela-core:${{ github.sha }}'
-          format: 'sarif'
-          output: 'trivy-results.sarif'
-
-      - name: Upload Trivy scan results to GitHub Security tab
-        uses: github/codeql-action/upload-sarif@v1
-        if: always()
-        with:
-          sarif_file: 'trivy-results.sarif'
-
   analyze:
     name: Analyze
     runs-on: ubuntu-latest

.github/workflows/trivy-scan.yml

@@ -0,0 +1,30 @@
+name: "Trivy Scan"
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  images:
+    name: Image Scan
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Build Vela Core image from Dockerfile
+        run: |
+          docker build --build-arg GOPROXY=https://proxy.golang.org -t docker.io/oamdev/vela-core:${{ github.sha }} .
+
+      - name: Run Trivy vulnerability scanner for vela core
+        uses: aquasecurity/trivy-action@master
+        with:
+          image-ref: 'docker.io/oamdev/vela-core:${{ github.sha }}'
+          format: 'sarif'
+          output: 'trivy-results.sarif'
+
+      - name: Upload Trivy scan results to GitHub Security tab
+        uses: github/codeql-action/upload-sarif@v1
+        if: always()
+        with:
+          sarif_file: 'trivy-results.sarif'