feat(development-environment): add development environment with yarn

Add development environment with yarn to abstract nodemon restarts and husky to format code

.dockerignore

@@ -0,0 +1 @@
+node_modules

.gitignore

@@ -0,0 +1 @@
+node_modules

Dockerfile

@@ -1,7 +1,22 @@
-FROM hayd/alpine-deno:1.0.1
+FROM hayd/alpine-deno:1.0.1 AS base
 
 USER deno
 
-WORKDIR /app
+WORKDIR /usr/app
 
-ADD . .
+COPY . .
+
+# development
+FROM hayd/alpine-deno:1.0.1 AS development
+
+RUN apk add --update yarn
+
+WORKDIR /usr/app
+
+COPY --from=base /usr/app .
+
+RUN yarn install
+
+ENTRYPOINT [ "yarn" ]
+
+CMD ["dev"]

Makefile

@@ -8,3 +8,6 @@ kill:
 
 up:
 	@docker-compose up
+
+deno:
+	@yarn deno

docker-compose.yml

@@ -1,13 +1,14 @@
-version: '3'
+version: '3.4'
 services: 
   app:
-    build: .
+    build: 
+      context: .
+      target: development
     container_name: app
-    command: run --allow-env --allow-read --allow-net -q src/index.ts
     networks: 
       - deno-app-network
-    volumes: 
-      - .:/app
+    volumes:
+      - .:/usr/app
     ports: 
       - 3000:3000
     expose:

package.json

@@ -0,0 +1,34 @@
+{
+  "name": "deno-playground",
+  "version": "1.0.0",
+  "description": "Deno playground",
+  "main": "index.js",
+  "scripts": {
+    "start": "yarn deno",
+    "deno": "deno run --allow-env --allow-read --allow-net -q src/index.ts",
+    "dev": "nodemon -e ts --watch src --exec yarn start"
+  },
+  "husky": {
+    "hooks": {
+      "pre-commit": "deno fmt src"
+    }
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/FelipeBarrosCruz/deno-playground.git"
+  },
+  "keywords": [
+    "deno",
+    "playground"
+  ],
+  "author": "FelipeBarrosCruz <felipe.barros.pt@gmail.com>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/FelipeBarrosCruz/deno-playground/issues"
+  },
+  "homepage": "https://github.com/FelipeBarrosCruz/deno-playground#readme",
+  "devDependencies": {
+    "husky": "^4.2.5",
+    "nodemon": "^2.0.4"
+  }
+}

src/http/server.ts

@@ -4,7 +4,7 @@ import logger from "../logger/index.ts";
 
 const { APP_PORT } = config;
 
-logger.info(`Deno HTTP Server Running on port ${APP_PORT}`)
+logger.info(`Deno HTTP Server Running on port ${APP_PORT}`);
 
 export default serve({
   port: Number(APP_PORT),

src/index.ts

@@ -5,4 +5,3 @@ for await (const request of server) {
   logger.info("Request received");
   request.respond({ body: "Hello World" });
 }
-