Setup frontend deployment github action

.github/workflows/deploy_frontend.yml

@@ -0,0 +1,39 @@
+name: Deploy Frontend
+
+on:
+  push:
+    branches: ['main']
+    paths: ['crabfit-frontend/**']
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        working-directory: crabfit-frontend
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
+      with:
+        node-version: 17
+        cache: yarn
+        cache-dependency-path: '**/yarn.lock'
+    - run: yarn install --immutable
+    - run: yarn build
+    - name: Copy app.yaml to build
+      run: 'cp app.yaml ./build/app.yaml'
+    - id: auth
+      uses: google-github-actions/auth@v0
+      with:
+        credentials_json: '${{ secrets.GCP_SA_KEY }}'
+    - id: deploy
+      uses: google-github-actions/deploy-appengine@v0
+      with:
+        working_directory: crabfit-frontend/build
+        version: v1

crabfit-frontend/deploy.sh

@@ -1,23 +0,0 @@
-#!/usr/bin/env bash
-
-yarn build
-
-cd build
-
-cat > app.yaml << EOF
-runtime: nodejs12
-handlers:
-- url: /(.*\..+)$
-  static_files: \1
-  upload: (.*\..+)$
-  secure: always
-  redirect_http_response_code: 301
-
-- url: /.*
-  static_files: index.html
-  upload: index.html
-  secure: always
-  redirect_http_response_code: 301
-EOF
-
-gcloud app deploy --project=crabfit --version=v1