Bootstrap development environment with Docker Compose

app/Dockerfile.dev

@@ -0,0 +1,12 @@
+# App image for use in development environment.
+FROM node:20.17
+
+# Install dependencies.
+WORKDIR /usr/src/app
+COPY package.json package-lock.json ./
+RUN npm ci
+
+COPY . .
+
+# Start via Nest in development mode.
+CMD npx nest start --watch --preserveWatchOutput

compose.yaml

@@ -0,0 +1,15 @@
+# Development environment
+name: kaiku-dev
+
+services:
+  app:
+    build:
+      context: app
+      dockerfile: Dockerfile.dev
+    ports:
+      - 3001:3001
+    environment:
+      NODE_ENV: development
+      PORT: 3001
+    volumes:
+      - ./app/src:/usr/src/app/src

package.json

@@ -3,6 +3,9 @@
   "version": "0.0.1",
   "description": "Kaiku Slackbot",
   "scripts": {
+    "start": "docker compose up -d app",
+    "stop": "docker compose down",
+    "build": "docker compose build",
     "postinstall": "cd app && npm ci",
     "format:check": "prettier --check ."
   },