Remove build steps for images we no longer build

Author: johnflavin-fw

.github/workflows/trivy-scanning.yml

@@ -12,22 +12,8 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Build images for nginx, web and db
-        run: |
-          docker build -t docker.io/xnat-docker-compose/xnat_docker_compose_xnat-nginx:${{ github.sha }} nginx/
-          docker build -t docker.io/xnat-docker-compose/xnat_docker_compose_xnat-web:${{ github.sha }} tomcat/
-          docker build -t docker.io/xnat-docker-compose/xnat_docker_compose_xnat-db:${{ github.sha }} postgres/
-
-      - name: Run Trivy vulnerability scanner on nginx
-        uses: aquasecurity/trivy-action@master
-        with:
-          image-ref: 'docker.io/xnat-docker-compose/xnat_docker_compose_xnat-nginx:${{ github.sha }}'
-          format: 'table'
-          exit-code: '1'
-          ignore-unfixed: true
-          vuln-type: 'os,library'
-          severity: 'CRITICAL,HIGH'
-        continue-on-error: true
+      - name: Build web image
+        run: docker build -t docker.io/xnat-docker-compose/xnat_docker_compose_xnat-web:${{ github.sha }} xnat/
       - name: Run Trivy vulnerability scanner on web
         uses: aquasecurity/trivy-action@master
         with:
@@ -37,13 +23,3 @@ jobs:
           ignore-unfixed: true
           vuln-type: 'os,library'
           severity: 'CRITICAL,HIGH'
-        continue-on-error: true
-      - name: Run Trivy vulnerability scanner on postgres
-        uses: aquasecurity/trivy-action@master
-        with:
-          image-ref: 'docker.io/xnat-docker-compose/xnat_docker_compose_xnat-db:${{ github.sha }}'
-          format: 'table'
-          exit-code: '1'
-          ignore-unfixed: true
-          vuln-type: 'os,library'
-          severity: 'CRITICAL,HIGH'