feat: interactive project setup for degit users

- Ask project name on pnpm install (or auto-detect from directory)
- Update package.json (name, version, remove license/prepare)
- Remove .github/workflows automatically
- Self-delete after setup

Author: hHolyMolly

.github/copilot-instructions.md

@@ -92,7 +92,7 @@ gulp/
 └── utils/
     ├── index.js          # Re-exports
     ├── logger.js         # Console logger with ANSI colors + notifications
-    ├── prepare.js        # Post-install cleanup for degit users
+    ├── prepare.js        # Post-install setup for degit users (self-deleting)
     └── stream.js         # sizeReporter, sourcemapsInit/Write, noop
 ```
 

gulp/utils/prepare.js

@@ -1,7 +1,44 @@
-import { existsSync, rmSync } from 'node:fs';
+import { existsSync, rmSync, readFileSync, writeFileSync } from 'node:fs';
+import { basename, resolve } from 'node:path';
+import { fileURLToPath } from 'node:url';
 
-// When installed via degit (no .git directory), remove CI-specific files
-// that are only needed for the template repository itself
-if (!existsSync('.git') && existsSync('.github/workflows')) {
-  rmSync('.github/workflows', { recursive: true });
+// Only runs for degit-cloned projects (no .git directory)
+if (!existsSync('.git')) {
+  // 1. Remove CI workflows (template-repo only)
+  if (existsSync('.github/workflows')) {
+    rmSync('.github/workflows', { recursive: true });
+  }
+
+  // 2. Ask for project name (interactive) or use directory name (CI/non-TTY)
+  const dirName = basename(resolve('.'));
+  let projectName = dirName;
+
+  if (process.stdin.isTTY) {
+    try {
+      const { createInterface } = await import('node:readline/promises');
+      const rl = createInterface({ input: process.stdin, output: process.stdout });
+      const answer = await rl.question(`\n📦 Project name (${dirName}): `);
+      if (answer.trim()) projectName = answer.trim();
+      rl.close();
+    } catch {
+      // Non-interactive fallback — use directory name
+    }
+  }
+
+  // 3. Update package.json for the new project
+  const pkg = JSON.parse(readFileSync('package.json', 'utf8'));
+  pkg.name = projectName;
+  pkg.version = '1.0.0';
+  pkg.description = '';
+  pkg.author = '';
+  delete pkg.license;
+  delete pkg.scripts.prepare;
+  writeFileSync('package.json', JSON.stringify(pkg, null, 2) + '\n');
+
+  // 4. Self-cleanup
+  try {
+    rmSync(fileURLToPath(import.meta.url), { force: true });
+  } catch {}
+
+  console.log(`\n✅ Project "${projectName}" is ready! Run: pnpm dev\n`);
 }