feat(setup): Add basic setup : .gitignore, .eslintrc, Dockerfile and …

…sample app

.eslintrc.js

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+module.exports = {
+    root: true,
+    ignorePatterns: [],
+    settings: {
+      'import/resolver': {
+        node: {
+          extensions: ['.js', '.jsx', '.ts', '.tsx', 'd.ts'],
+        },
+      },
+    },
+    env: {
+      node: true,
+    },
+    extends: [
+      'airbnb-base',
+    ],
+    parser: '@typescript-eslint/parser',
+    parserOptions: {
+      ecmaVersion: 12,
+      sourceType: 'module',
+    },
+    plugins: [
+      '@typescript-eslint',
+      'extra-rules',
+    ],
+    rules: {
+      // Following are rules we added to the airbnb-base ruleset.
+      'extra-rules/no-commented-out-code': 'warn',
+
+      // Following are rules we explicitly don't want to follow.
+      'no-console': 'off', // Logging is a good practice.
+      'import/extensions': ['error', 'always', { // Never allow .js .ts in imports. Make transition from .js to .ts easier.
+          js: 'never',
+          ts: 'never',
+        }],
+      'no-restricted-imports': ['error', {
+        name: 'pg',
+        importNames: ['Pool'],
+        message: 'Use Pool from src/utils/db instead.',
+      }],
+    },
+    overrides: [
+      {
+        files: ['./src/**/*.test.js'],
+        globals: {
+          jest: true,
+          it: true,
+          fit: true,
+          describe: true,
+          afterAll: true,
+          beforeAll: true,
+          afterEach: true,
+          expect: true,
+          fail: true,
+        },
+      },
+    ],
+  };
+

.gitignore

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+.env
+node_modules

Dockerfile

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+# ==================================================================================================
+# Build Container
+# ==================================================================================================
+FROM node:18.15.0
+
+WORKDIR /app
+
+COPY ./package.json /app/package.json
+COPY ./yarn.lock /app/yarn.lock
+
+RUN mkdir /app/src
+RUN yarn --frozen-lockfile
+
+ENV NODE_ENV="production"
+
+# Copy code
+COPY src /app/src
+
+# Build
+RUN npx esbuild src/index.ts --bundle --platform=node --packages=external --outfile=build.js
+
+# ==================================================================================================
+# Server Container
+# ==================================================================================================
+FROM node:18.15.0
+WORKDIR /app
+
+# Copy code & node_modules from Build Container
+# ==================================================================================================
+COPY --from=0 /app/build.js /app/build.js
+COPY --from=0 /app/node_modules /app/node_modules
+
+# 2. Copy non-source code files needed for some modules
+# ==================================================================================================
+# Package.json to get version number
+COPY package.json /app/package.json
+
+# Prepare container for execution
+ENV PORT=80
+ENV NODE_ENV="production"
+EXPOSE 80
+
+CMD ["node", "build.js"],

jest.config.js

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+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};

package.json

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+{
+  "name": "assistant",
+  "version": "1.0.0",
+  "author": "Thomas Hermine",
+  "main": "index.js",
+  "license": "MIT",
+  "scripts": {
+    "dev": "nodemon --exec node --loader @esbuild-kit/esm-loader -r @esbuild-kit/cjs-loader  src/index.ts",
+    "d": "yarn dev",
+    "start": "node --loader @esbuild-kit/esm-loader -r @esbuild-kit/cjs-loader src/index.ts",
+    "lint": "eslint src --max-warnings=0",
+    "test": "jest"
+  },
+  "devDependencies": {
+    "@esbuild-kit/esm-loader": "^2.6.5",
+    "@types/jest": "^29.5.6",
+    "@typescript-eslint/eslint-plugin": "^6.8.0",
+    "@typescript-eslint/parser": "^6.8.0",
+    "eslint": "^8.51.0",
+    "jest": "^29.7.0",
+    "nodemon": "^3.0.1",
+    "ts-jest": "^29.1.1",
+    "typescript": "^5.2.2"
+  },
+  "dependencies": {
+    "@esbuild-kit/cjs-loader": "^2.4.4",
+    "dotenv": "^16.3.1",
+    "homeassistant": "^0.2.0",
+    "openai": "^4.12.4"
+  }
+}

src/index.ts

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+import 'dotenv/config';
+
+async function main() {
+  console.log("Hello, world!");
+}
+
+main();