Setup lint and code styles for project

Author: dnphu

.eslintrc.js

@@ -0,0 +1,25 @@
+module.exports = {
+    parser: '@typescript-eslint/parser',
+    parserOptions: {
+      project: 'tsconfig.json',
+      sourceType: 'module',
+    },
+    plugins: ['@typescript-eslint/eslint-plugin'],
+    extends: [
+      'plugin:@typescript-eslint/recommended',
+      'plugin:prettier/recommended',
+    ],
+    root: true,
+    env: {
+      node: true,
+      jest: true,
+    },
+    ignorePatterns: ['.eslintrc.js'],
+    rules: {
+      '@typescript-eslint/interface-name-prefix': 'off',
+      '@typescript-eslint/explicit-function-return-type': 'off',
+      '@typescript-eslint/explicit-module-boundary-types': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+    },
+  };
+  

.gitignore

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+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json

.prettierrc

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+{
+    "singleQuote": true,
+    "trailingComma": "all"
+  }

package.json

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+{
+  "name": "lite-express-swagger",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "swagger-ui-express": "^4.1.6"
+  },
+  "scripts": {
+    "prebuild": "rimraf dist",
+    "build": "yarn prebuild && tsc",
+    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"libs/**/*.ts\"",
+    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
+    "test:e2e": "jest --config ./test/jest-e2e.json"
+  },
+  "devDependencies": {
+    "@types/express": "^4.17.13",
+    "@types/jest": "^27.0.1",
+    "@types/node": "^16.0.0",
+    "@types/supertest": "^2.0.11",
+    "@types/swagger-ui-express": "^4.1.3",
+    "@typescript-eslint/eslint-plugin": "^4.28.2",
+    "@typescript-eslint/parser": "^4.28.2",
+    "eslint": "^7.30.0",
+    "eslint-config-prettier": "^8.3.0",
+    "eslint-plugin-prettier": "^3.4.0",
+    "jest": "^27.0.6",
+    "prettier": "^2.3.2",
+    "supertest": "^6.1.3",
+    "ts-jest": "^27.0.3",
+    "ts-loader": "^9.2.3",
+    "ts-node": "^10.0.0",
+    "tsconfig-paths": "^3.10.1",
+    "typescript": "^4.3.5"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": ".",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "./coverage",
+    "testEnvironment": "node",
+    "roots": [
+      "<rootDir>/src/",
+      "<rootDir>/libs/"
+    ],
+    "moduleNameMapper": {
+      "^@rest/nest-rest(|/.*)$": "<rootDir>/libs/nest-rest/src/$1",
+      "@modules/(.*)": "<rootDir>/src/modules/$1"
+    }
+  }
+}

src/constants.ts

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+export const OPEN_API_VERSION = '3.0.0';

src/main.ts

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+{
+    "extends": "./tsconfig.json",
+    "exclude": ["node_modules", "test", "dist", "**/*spec.ts"]
+  }
+  

tsconfig.build.json

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+{
+    "compilerOptions": {
+      "module": "commonjs",
+      "declaration": true,
+      "removeComments": true,
+      "emitDecoratorMetadata": true,
+      "experimentalDecorators": true,
+      "allowSyntheticDefaultImports": true,
+      "target": "es2017",
+      "sourceMap": true,
+      "outDir": "./dist",
+      "baseUrl": "./",
+      "incremental": true,
+      "skipLibCheck": true,
+      "strictNullChecks": false,
+      "noImplicitAny": false,
+      "strictBindCallApply": false,
+      "forceConsistentCasingInFileNames": false,
+      "noFallthroughCasesInSwitch": false,
+      "paths": {
+        "@api/*": ["src/api/*"],
+        "@modules/*": ["src/modules/*"],
+        "@config/*": ["src/config/*"]
+      }
+    }
+  }