done

.env.example

@@ -0,0 +1,6 @@
+PORT=3000
+DB_NAME=main
+DB_USER=vladok
+DB_PASS=your_password_here
+DB_HOST=localhost
+DB_PORT=5432

.eslintrc.js

@@ -1,10 +1,25 @@
 module.exports = {
   extends: '@mate-academy/eslint-config',
   env: {
-    jest: true
+    jest: true,
+    node: true,
   },
   rules: {
-    'no-proto': 0
+    'no-proto': 0,
+    'no-console': 0,
+    'max-len': ['error', { code: 80, ignoreComments: true }],
   },
-  plugins: ['jest']
+  plugins: ['jest'],
+  overrides: [
+    {
+      files: ['src/public/js/**/*.js'],
+      env: {
+        browser: true,
+        node: false,
+      },
+      globals: {
+        io: 'readonly',
+      },
+    },
+  ],
 };

.github/workflows/test.yml-template

@@ -0,0 +1,23 @@
+name: Test
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm install
+    - run: npm test

.gitignore

@@ -5,5 +5,8 @@
 # Node
 node_modules
 
+# Environment
+.env
+
 # MacOS
 .DS_Store

docker-compose.yaml

@@ -0,0 +1,22 @@
+services:
+  postgres:
+    image: postgres:16-alpine
+    container_name: postgres_db_for_chatApp
+    environment:
+      POSTGRES_USER: vladok
+      POSTGRES_PASSWORD: mytestdbpass1
+      POSTGRES_DB: main
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./postgres-init:/docker-entrypoint-initdb.d
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U vladok -d main"]
+      interval: 5s
+      timeout: 5s
+      retries: 10
+
+volumes:
+  postgres_data: