JSONサーバを構築

Dockerfile

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+# AlpineベースのNode.jsイメージを使用
+FROM node:18
+
+RUN npm install -g json-server
+
+WORKDIR /usr/local/app
+

README.md

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+```bash
+docker compose build
+docker compose up -d
+docker compose exec -it json-server bash
+```

docker-compose.yml

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+version: '3.8'
+services:
+  json_server:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: json-server
+    tty: true
+    stdin_open: true
+    command: json-server --watch db.json --host 0.0.0.0
+    volumes:
+      - ./src:/usr/local/app
+    ports:
+      - "3000:3000"

src/db.json

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+{
+    "posts": [
+        { "id": 1, "title": "json-server", "author": "typicode" }
+    ],
+    "user": [
+        { "id": 1, "name": "hogehoge", "age": 20 }
+    ]
+}