zip production files

.github/workflows/reusable-app-prod.yml

@@ -60,7 +60,7 @@ jobs:
     - name: Archive production files
       id: archive-prod-files
       run: |
-        tar -cf production.tar \
+        tar -zcf production.tar.gz \
           package.json \
           packages/app/.next \
           packages/app/config \
@@ -70,7 +70,7 @@ jobs:
           packages/app/.env.production* \
           packages/*/package.json \
           packages/*/dist
-        echo ::set-output name=file::production.tar
+        echo ::set-output name=file::production.tar.gz
 
     - name: Upload production files as artifact
       uses: actions/upload-artifact@v3