Develop

.dockerignore

@@ -1,2 +1,2 @@
-frontend/node_modules
-backend/node_modules
+frontend/node_modules/
+backend/node_modules/

.github/workflows/check-branch.yaml

@@ -0,0 +1,17 @@
+# mainブランチにはdevelopブランチからのPRのみを許可する
+
+name: check branch
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  check_branch:
+    if: github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check if PR is from develop
+        if: github.event.pull_request.head.ref != 'develop'
+        run: exit 1

backend/Dockerfile

@@ -1,12 +1,11 @@
-FROM node:18-alpine
+FROM node:20
 
 WORKDIR /app
 
 COPY package*.json ./
 COPY package-lock.json ./
 
 RUN npm install
-
 COPY . .
 
 CMD ["npm", "run", "dev"]