Move publishing of REST sample Image from AZP to GHA

This patch moves publishing of REST sample image from AZP to GHA.
This was the last job running on AZP.
Also, this patch will fix an error encounterd during the image build.
Publishing of REST sample image is now only executed when pushing to main.

Signed-off-by: Tatsuya Sato <tatsuya.sato.so@hitachi.com>

.github/workflows/rest-sample.yaml

@@ -45,3 +45,14 @@ jobs:
       - name: Test REST Sample Application
         run: npm test
         working-directory: asset-transfer-basic/rest-api-typescript
+
+      - name: Build REST Sample Docker Image
+        run: docker build -t ghcr.io/hyperledger/fabric-rest-sample .
+        working-directory: asset-transfer-basic/rest-api-typescript
+
+      - name: Publish REST Sample Docker Image
+        if: github.event_name == 'push' && (github.ref == 'refs/heads/main')
+        run: |
+          echo ${{ secrets.GITHUB_PAT }} | docker login ghcr.io -u ${{ secrets.GITHUB_USER }} --password-stdin
+          docker push ghcr.io/hyperledger/fabric-rest-sample:latest
+        working-directory: asset-transfer-basic/rest-api-typescript

asset-transfer-basic/rest-api-typescript/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:14-alpine3.14 AS build
+FROM node:18-alpine3.14 AS build
 
 RUN apk add --no-cache g++ make python3 dumb-init
 
@@ -10,14 +10,14 @@ RUN npm ci
 RUN npm run build
 RUN npm prune --production
 
-FROM node:14-alpine3.14
+FROM node:18-alpine3.14
 ENV NODE_ENV production
 WORKDIR /app
 
 COPY --from=build /usr/bin/dumb-init /usr/bin/dumb-init
 COPY --chown=node:node --from=build /app .
 
-EXPOSE 3000  
+EXPOSE 3000
 
 USER node