feat(create-turbo): create basic

packages/eslint-config/README.md

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+# `@turbo/eslint-config`
+
+Collection of internal eslint configurations.

packages/eslint-config/base.js

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+import js from "@eslint/js";
+import eslintConfigPrettier from "eslint-config-prettier";
+import turboPlugin from "eslint-plugin-turbo";
+import tseslint from "typescript-eslint";
+import onlyWarn from "eslint-plugin-only-warn";
+
+/**
+ * A shared ESLint configuration for the repository.
+ *
+ * @type {import("eslint").Linter.Config[]}
+ * */
+export const config = [
+  js.configs.recommended,
+  eslintConfigPrettier,
+  ...tseslint.configs.recommended,
+  {
+    plugins: {
+      turbo: turboPlugin,
+    },
+    rules: {
+      "turbo/no-undeclared-env-vars": "warn",
+    },
+  },
+  {
+    plugins: {
+      onlyWarn,
+    },
+  },
+  {
+    ignores: ["dist/**"],
+  },
+];

packages/eslint-config/next.js

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+import js from "@eslint/js";
+import { globalIgnores } from "eslint/config";
+import eslintConfigPrettier from "eslint-config-prettier";
+import tseslint from "typescript-eslint";
+import pluginReactHooks from "eslint-plugin-react-hooks";
+import pluginReact from "eslint-plugin-react";
+import globals from "globals";
+import pluginNext from "@next/eslint-plugin-next";
+import { config as baseConfig } from "./base.js";
+
+/**
+ * A custom ESLint configuration for libraries that use Next.js.
+ *
+ * @type {import("eslint").Linter.Config[]}
+ * */
+export const nextJsConfig = [
+  ...baseConfig,
+  js.configs.recommended,
+  eslintConfigPrettier,
+  ...tseslint.configs.recommended,
+  globalIgnores([
+    // Default ignores of eslint-config-next:
+    ".next/**",
+    "out/**",
+    "build/**",
+    "next-env.d.ts",
+  ]),
+  {
+    ...pluginReact.configs.flat.recommended,
+    languageOptions: {
+      ...pluginReact.configs.flat.recommended.languageOptions,
+      globals: {
+        ...globals.serviceworker,
+      },
+    },
+  },
+  {
+    plugins: {
+      "@next/next": pluginNext,
+    },
+    rules: {
+      ...pluginNext.configs.recommended.rules,
+      ...pluginNext.configs["core-web-vitals"].rules,
+    },
+  },
+  {
+    plugins: {
+      "react-hooks": pluginReactHooks,
+    },
+    settings: { react: { version: "detect" } },
+    rules: {
+      ...pluginReactHooks.configs.recommended.rules,
+      // React scope no longer necessary with new JSX transform.
+      "react/react-in-jsx-scope": "off",
+    },
+  },
+];

packages/eslint-config/package.json

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+{
+  "name": "@repo/eslint-config",
+  "version": "0.0.0",
+  "type": "module",
+  "private": true,
+  "exports": {
+    "./base": "./base.js",
+    "./next-js": "./next.js",
+    "./react-internal": "./react-internal.js"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.34.0",
+    "@next/eslint-plugin-next": "^15.5.0",
+    "eslint": "^9.38.0",
+    "eslint-config-prettier": "^10.1.1",
+    "eslint-plugin-only-warn": "^1.1.0",
+    "eslint-plugin-react": "^7.37.5",
+    "eslint-plugin-react-hooks": "^5.2.0",
+    "eslint-plugin-turbo": "^2.5.0",
+    "globals": "^16.3.0",
+    "typescript": "^5.9.2",
+    "typescript-eslint": "^8.40.0"
+  }
+}

packages/eslint-config/react-internal.js

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+import js from "@eslint/js";
+import eslintConfigPrettier from "eslint-config-prettier";
+import tseslint from "typescript-eslint";
+import pluginReactHooks from "eslint-plugin-react-hooks";
+import pluginReact from "eslint-plugin-react";
+import globals from "globals";
+import { config as baseConfig } from "./base.js";
+
+/**
+ * A custom ESLint configuration for libraries that use React.
+ *
+ * @type {import("eslint").Linter.Config[]} */
+export const config = [
+  ...baseConfig,
+  js.configs.recommended,
+  eslintConfigPrettier,
+  ...tseslint.configs.recommended,
+  pluginReact.configs.flat.recommended,
+  {
+    languageOptions: {
+      ...pluginReact.configs.flat.recommended.languageOptions,
+      globals: {
+        ...globals.serviceworker,
+        ...globals.browser,
+      },
+    },
+  },
+  {
+    plugins: {
+      "react-hooks": pluginReactHooks,
+    },
+    settings: { react: { version: "detect" } },
+    rules: {
+      ...pluginReactHooks.configs.recommended.rules,
+      // React scope no longer necessary with new JSX transform.
+      "react/react-in-jsx-scope": "off",
+    },
+  },
+];

packages/typescript-config/base.json

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+{
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "compilerOptions": {
+    "declaration": true,
+    "declarationMap": true,
+    "esModuleInterop": true,
+    "incremental": false,
+    "isolatedModules": true,
+    "lib": ["es2022", "DOM", "DOM.Iterable"],
+    "module": "NodeNext",
+    "moduleDetection": "force",
+    "moduleResolution": "NodeNext",
+    "noUncheckedIndexedAccess": true,
+    "resolveJsonModule": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "target": "ES2022"
+  }
+}

packages/typescript-config/nextjs.json

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+{
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "extends": "./base.json",
+  "compilerOptions": {
+    "plugins": [{ "name": "next" }],
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "allowJs": true,
+    "jsx": "preserve",
+    "noEmit": true
+  }
+}

packages/typescript-config/package.json

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+{
+  "name": "@repo/typescript-config",
+  "version": "0.0.0",
+  "private": true,
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  }
+}

packages/typescript-config/react-library.json

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+{
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "extends": "./base.json",
+  "compilerOptions": {
+    "jsx": "react-jsx"
+  }
+}

packages/ui/eslint.config.mjs

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+import { config } from "@repo/eslint-config/react-internal";
+
+/** @type {import("eslint").Linter.Config} */
+export default config;

packages/ui/package.json

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+{
+  "name": "@repo/ui",
+  "version": "0.0.0",
+  "private": true,
+  "exports": {
+    "./*": "./src/*.tsx"
+  },
+  "scripts": {
+    "lint": "eslint . --max-warnings 0",
+    "generate:component": "turbo gen react-component",
+    "check-types": "tsc --noEmit"
+  },
+  "devDependencies": {
+    "@repo/eslint-config": "workspace:*",
+    "@repo/typescript-config": "workspace:*",
+    "@types/node": "^22.15.3",
+    "@types/react": "19.1.0",
+    "@types/react-dom": "19.1.1",
+    "eslint": "^9.38.0",
+    "typescript": "5.9.2"
+  },
+  "dependencies": {
+    "react": "^19.2.0",
+    "react-dom": "^19.1.0"
+  }
+}

packages/ui/src/button.tsx

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+"use client";
+
+import { ReactNode } from "react";
+
+interface ButtonProps {
+  children: ReactNode;
+  className?: string;
+  appName: string;
+}
+
+export const Button = ({ children, className, appName }: ButtonProps) => {
+  return (
+    <button
+      className={className}
+      onClick={() => alert(`Hello from your ${appName} app!`)}
+    >
+      {children}
+    </button>
+  );
+};

packages/ui/src/card.tsx

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+import { type JSX } from "react";
+
+export function Card({
+  className,
+  title,
+  children,
+  href,
+}: {
+  className?: string;
+  title: string;
+  children: React.ReactNode;
+  href: string;
+}): JSX.Element {
+  return (
+    <a
+      className={className}
+      href={`${href}?utm_source=create-turbo&utm_medium=basic&utm_campaign=create-turbo"`}
+      rel="noopener noreferrer"
+      target="_blank"
+    >
+      <h2>
+        {title} <span>-&gt;</span>
+      </h2>
+      <p>{children}</p>
+    </a>
+  );
+}

packages/ui/src/code.tsx

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+import { type JSX } from "react";
+
+export function Code({
+  children,
+  className,
+}: {
+  children: React.ReactNode;
+  className?: string;
+}): JSX.Element {
+  return <code className={className}>{children}</code>;
+}

packages/ui/tsconfig.json

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+{
+  "extends": "@repo/typescript-config/react-library.json",
+  "compilerOptions": {
+    "outDir": "dist"
+  },
+  "include": ["src"],
+  "exclude": ["node_modules", "dist"]
+}