ci: use production dependencies only for publish

- Removes dev dependencies from Docker image

Author: camargo

.github/workflows/publish.yml

@@ -21,10 +21,12 @@ jobs:
       - uses: actions/setup-node@v2
         with:
           node-version: '16.13.0'
-      - name: Install Dependencies
+      - name: Install All Dependencies
         run: npm ci
       - name: Build
         run: npm run build
+      - name: Install Production Dependencies
+        run: npm ci --production
       - name: Login to the Container Registry
         uses: docker/login-action@v1
         with: