docker image labels

.github/workflows/build_docker_image.yml

@@ -54,6 +54,18 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
       
+      - name: Define metadata variables
+        run: |
+          sed -i "s/ARG githash=.*/ARG githash=${{ github.sha }}/" Dockerfile
+          sed -i "s/ARG created=.*/ARG created=$(date -u +'%Y-%m-%dT%H:%M:%S%:z')/" Dockerfile
+          cat Dockerfile
+      
+      - name: Define metadata variables
+        if: startsWith(github.ref, 'refs/tags/v')
+        run: |
+          sed -i "s/ARG version=.*/ARG version=${{ github.ref_name }}/" Dockerfile
+          cat Dockerfile
+      
       - name: Extract metadata for release Docker image
         if: startsWith(github.ref, 'refs/tags/v')
         id: meta

Dockerfile

@@ -19,6 +19,21 @@ RUN npx tsc && npm run-script build && \
 
 FROM base AS deploy
 
+ARG version=develop
+ARG githash=REVISION
+ARG created=CREATED
+
+LABEL org.opencontainers.image.title="nodejs-web-template"
+LABEL org.opencontainers.image.description="Template for my nodejs web projects"
+LABEL org.opencontainers.image.authors="Cory Sanin <corysanin@outlook.com>"
+LABEL org.opencontainers.image.url="https://git.sanin.dev/corysanin/nodejs-web-template"
+LABEL org.opencontainers.image.documentation="https://git.sanin.dev/corysanin/nodejs-web-template"
+LABEL org.opencontainers.image.source="https://git.sanin.dev/corysanin/nodejs-web-template"
+LABEL org.opencontainers.image.licenses="MIT"
+LABEL org.opencontainers.image.version="${version}"
+LABEL org.opencontainers.image.revision="${githash}"
+LABEL org.opencontainers.image.created="${created}"
+
 HEALTHCHECK  --timeout=3s \
   CMD curl --fail http://localhost:8080/healthcheck || exit 1
 

src/Web.ts

@@ -35,7 +35,7 @@ class Web {
         const sessionSecret = process.env['SESSIONSECRET'] || options.sessionSecret;
         const app: Express = this.app = express();
 
-        if(!sessionSecret) {
+        if (!sessionSecret) {
             console.error('sessionSecret is required.');
             throw new Error('sessionSecret is required.');
         }