feat: add hosting config files

packages/cli/src/commands/create/generate-hosting-config.ts

@@ -0,0 +1,80 @@
+import fs from 'node:fs';
+import path from 'node:path';
+import * as prompts from '@clack/prompts';
+import chalk from 'chalk';
+import { warnLabel } from 'src/utils/messages.js';
+import { runTask } from 'src/utils/tasks.js';
+import cloudflareConfigRaw from './hosting-config/_headers.txt?raw';
+import netlifyConfigRaw from './hosting-config/netlify_toml.txt?raw';
+import vercelConfigRaw from './hosting-config/vercel.json?raw';
+import { DEFAULT_VALUES, readFlag, type CreateOptions } from './options.js';
+
+export async function generateHostingConfig(dest: string, flags: CreateOptions) {
+  let provider = readFlag(flags, 'provider');
+
+  if (provider === undefined) {
+    provider = (await prompts.select({
+      message: 'Select hosting providers for automatic configuration:',
+      options: [
+        { value: 'Vercel', label: 'Vercel' },
+        { value: 'Netlify', label: 'Netlify' },
+        { value: 'Cloudflare', label: 'Cloudflare' },
+        { value: 'skip', label: 'Skip hosting configuration' },
+      ],
+      initialValue: DEFAULT_VALUES.provider,
+    })) as string;
+  }
+
+  if (!provider || provider === 'skip') {
+    prompts.log.message(
+      `${chalk.blue('hosting provider config [skip]')} You can configure hosting provider settings manually later.`,
+    );
+
+    return provider;
+  }
+
+  prompts.log.info(`${chalk.blue('Hosting Configuration')} Setting up configuration for ${provider}`);
+
+  const resolvedDest = path.resolve(dest);
+
+  if (!fs.existsSync(resolvedDest)) {
+    fs.mkdirSync(resolvedDest, { recursive: true });
+  }
+
+  let config: string | undefined;
+  let filename: string | undefined;
+
+  switch (provider.toLowerCase()) {
+    case 'vercel': {
+      config = typeof vercelConfigRaw === 'string' ? vercelConfigRaw : JSON.stringify(vercelConfigRaw, null, 2);
+      filename = 'vercel.json';
+      break;
+    }
+    case 'netlify': {
+      config = netlifyConfigRaw;
+      filename = 'netlify.toml';
+      break;
+    }
+    case 'cloudflare': {
+      config = cloudflareConfigRaw;
+      filename = '_headers';
+      break;
+    }
+  }
+
+  if (config && filename) {
+    await runTask({
+      title: `Create hosting files for ${provider}`,
+      dryRun: flags.dryRun,
+      dryRunMessage: `${warnLabel('DRY RUN')} Skipped hosting provider config creation`,
+      task: async () => {
+        const filepath = path.join(resolvedDest, filename);
+        fs.writeFileSync(filepath, config);
+
+        return `Added ${filepath}`;
+      },
+    });
+  }
+
+  return provider;
+}

packages/cli/src/commands/create/hosting-config/_headers.txt

@@ -0,0 +1,3 @@
+/*
+  Cross-Origin-Embedder-Policy: require-corp
+  Cross-Origin-Opener-Policy: same-origin

packages/cli/src/commands/create/hosting-config/netlify_toml.txt

@@ -0,0 +1,5 @@
+[[headers]]
+  for = "/*"
+  [headers.values]
+    Cross-Origin-Embedder-Policy = "require-corp"
+    Cross-Origin-Opener-Policy = "same-origin"

packages/cli/src/commands/create/hosting-config/vercel.json

@@ -0,0 +1,17 @@
+{
+  "headers": [
+    {
+      "source": "/(.*)",
+      "headers": [
+        {
+          "key": "Cross-Origin-Embedder-Policy",
+          "value": "require-crop"
+        },
+        {
+          "key": "Cross-Origin-Embedder-Policy",
+          "value": "same-origin"
+        }
+      ]
+    }
+  ]
+}

packages/cli/src/commands/create/index.ts

@@ -10,6 +10,7 @@ import { generateProjectName } from '../../utils/project.js';
 import { assertNotCanceled } from '../../utils/tasks.js';
 import { updateWorkspaceVersions } from '../../utils/workspace-version.js';
 import { setupEnterpriseConfig } from './enterprise.js';
+import { generateHostingConfig } from './generate-hosting-config.js';
 import { initGitRepo } from './git.js';
 import { installAndStart } from './install-start.js';
 import { DEFAULT_VALUES, type CreateOptions } from './options.js';
@@ -29,6 +30,10 @@ export async function createTutorial(flags: yargs.Arguments) {
           ['--install, --no-install', `Install dependencies (default ${chalk.yellow(DEFAULT_VALUES.install)})`],
           ['--start, --no-start', `Start project (default ${chalk.yellow(DEFAULT_VALUES.start)})`],
           ['--git, --no-git', `Initialize a local git repository (default ${chalk.yellow(DEFAULT_VALUES.git)})`],
+          [
+            '--provider <name>, --no-provider',
+            `Select a hosting provider (default ${chalk.yellow(DEFAULT_VALUES.provider)})`,
+          ],
           ['--dry-run', `Walk through steps without executing (default ${chalk.yellow(DEFAULT_VALUES.dryRun)})`],
           [
             '--package-manager <name>, -p <name>',
@@ -143,7 +148,9 @@ async function _createTutorial(flags: CreateOptions): Promise<undefined> {
 
   await copyTemplate(resolvedDest, flags);
 
-  updatePackageJson(resolvedDest, tutorialName, flags);
+  const provider = await generateHostingConfig(resolvedDest, flags);
+
+  updatePackageJson(resolvedDest, tutorialName, flags, String(provider));
 
   const selectedPackageManager = await selectPackageManager(resolvedDest, flags);
 
@@ -248,7 +255,7 @@ function printNextSteps(dest: string, packageManager: PackageManager, dependenci
   }
 }
 
-function updatePackageJson(dest: string, projectName: string, flags: CreateOptions) {
+function updatePackageJson(dest: string, projectName: string, flags: CreateOptions, provider: string) {
   if (flags.dryRun) {
     return;
   }
@@ -261,7 +268,12 @@ function updatePackageJson(dest: string, projectName: string, flags: CreateOptio
   updateWorkspaceVersions(pkgJson.dependencies, TUTORIALKIT_VERSION);
   updateWorkspaceVersions(pkgJson.devDependencies, TUTORIALKIT_VERSION);
 
-  fs.writeFileSync(pkgPath, JSON.stringify(pkgJson, undefined, 2));
+  if (provider.toLowerCase() === 'cloudflare') {
+    pkgJson.scripts = pkgJson.scripts || {};
+    pkgJson.scripts.postbuild = 'cp _headers ./dist/';
+  }
+
+  fs.writeFileSync(pkgPath, JSON.stringify(pkgJson, null, 2));
 
   try {
     const pkgLockPath = path.resolve(dest, 'package-lock.json');
@@ -274,7 +286,7 @@ function updatePackageJson(dest: string, projectName: string, flags: CreateOptio
       defaultPackage.name = projectName;
     }
 
-    fs.writeFileSync(pkgLockPath, JSON.stringify(pkgLockJson, undefined, 2));
+    fs.writeFileSync(pkgLockPath, JSON.stringify(pkgLockJson, null, 2));
   } catch {
     // ignore any errors
   }

packages/cli/src/commands/create/options.ts

@@ -12,6 +12,7 @@ export interface CreateOptions {
   defaults?: boolean;
   packageManager?: string;
   force?: boolean;
+  provider?: string;
 }
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
@@ -25,6 +26,7 @@ export const DEFAULT_VALUES = {
   dryRun: false,
   force: false,
   packageManager: 'npm',
+  provider: 'skip',
 };
 
 type Flags = Omit<CreateOptions, '_'>;

packages/cli/src/types.d.ts

@@ -0,0 +1,4 @@
+declare module '*?raw' {
+  const content: string;
+  export default content;
+}

packages/cli/tests/create-tutorial.test.ts

@@ -30,7 +30,7 @@ test('cannot create project without installing but with starting', async (contex
   const name = context.task.id;
 
   await expect(
-    execa('node', [cli, 'create', name, '--no-install', '--start'], {
+    execa('node', [cli, 'create', name, '--no-install', '--no-provider', '--start'], {
       cwd: tmpDir,
     }),
   ).rejects.toThrow('Cannot start project without installing dependencies.');
@@ -40,7 +40,7 @@ test('create a project', async (context) => {
   const name = context.task.id;
   const dest = path.join(tmpDir, name);
 
-  await execa('node', [cli, 'create', name, '--no-install', '--no-git', '--defaults'], {
+  await execa('node', [cli, 'create', name, '--no-install', '--no-git', '--no-provider', '--defaults'], {
     cwd: tmpDir,
   });
 
@@ -49,11 +49,54 @@ test('create a project', async (context) => {
   expect(projectFiles.map(normaliseSlash).sort()).toMatchSnapshot();
 });
 
+test('create a project with Netlify as provider', async (context) => {
+  const name = context.task.id;
+  const dest = path.join(tmpDir, name);
+
+  await execa('node', [cli, 'create', name, '--no-install', '--no-git', '--defaults', '--provider', 'netlify'], {
+    cwd: tmpDir,
+  });
+
+  const projectFiles = await fs.readdir(dest, { recursive: true });
+  expect(projectFiles).toContain('netlify.toml');
+});
+
+test('create a project with Cloudflare as provider', async (context) => {
+  const name = context.task.id;
+  const dest = path.join(tmpDir, name);
+
+  await execa('node', [cli, 'create', name, '--no-install', '--no-git', '--defaults', '--provider', 'cloudflare'], {
+    cwd: tmpDir,
+  });
+
+  const projectFiles = await fs.readdir(dest, { recursive: true });
+  expect(projectFiles).toContain('_headers');
+
+  const packageJson = await fs.readFile(`${dest}/package.json`, 'utf8');
+  const json = JSON.parse(packageJson);
+
+  expect(json).toHaveProperty('scripts');
+  expect(json.scripts).toHaveProperty('postbuild');
+  expect(json.scripts.postbuild).toBe('cp _headers ./dist/');
+});
+
+test('create a project with Vercel as provider', async (context) => {
+  const name = context.task.id;
+  const dest = path.join(tmpDir, name);
+
+  await execa('node', [cli, 'create', name, '--no-install', '--no-git', '--defaults', '--provider', 'vercel'], {
+    cwd: tmpDir,
+  });
+
+  const projectFiles = await fs.readdir(dest, { recursive: true });
+  expect(projectFiles).toContain('vercel.json');
+});
+
 test('create and build a project', async (context) => {
   const name = context.task.id;
   const dest = path.join(tmpDir, name);
 
-  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--defaults'], {
+  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--no-provider', '--defaults'], {
     cwd: tmpDir,
   });
 
@@ -89,7 +132,7 @@ test('create and eject a project', async (context) => {
   const name = context.task.id;
   const dest = path.join(tmpDir, name);
 
-  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--defaults'], {
+  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--no-provider', '--defaults'], {
     cwd: tmpDir,
   });
 
@@ -117,7 +160,7 @@ test('create, eject and build a project', async (context) => {
   const name = context.task.id;
   const dest = path.join(tmpDir, name);
 
-  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--defaults'], {
+  await execa('node', [cli, 'create', name, '--no-git', '--no-install', '--no-start', '--no-provider', '--defaults'], {
     cwd: tmpDir,
   });