refactor(setup): upgrade to TypeScript 6 with source-first monorepo resolution

scripts/restore-dev.js

@@ -0,0 +1,45 @@
+#!/usr/bin/env node
+/**
+ * Restore source-first dev entrypoints after publish.
+ *
+ * Undoes what `prepare-publish.js` did by reading `_devConfig`
+ * and reinstating the original dev fields + `publishConfig`.
+ *
+ * Usage: node ../../scripts/restore-dev.js
+ */
+import { readFileSync, rmSync, writeFileSync } from 'fs'
+import { join } from 'path'
+
+const pkgPath = join(process.cwd(), 'package.json')
+const pkg = JSON.parse(readFileSync(pkgPath, 'utf-8'))
+
+const devConfig = pkg._devConfig
+if (!devConfig) {
+	console.log('  No _devConfig found, skipping manifest restore.')
+	process.exit(0)
+}
+
+const PUBLISH_FIELDS = ['main', 'module', 'types', 'exports']
+
+const publishConfig = {}
+for (const field of PUBLISH_FIELDS) {
+	if (field in devConfig) {
+		publishConfig[field] = pkg[field]
+		pkg[field] = devConfig[field]
+	}
+}
+
+pkg.publishConfig = publishConfig
+delete pkg._devConfig
+
+writeFileSync(pkgPath, JSON.stringify(pkg, null, '    ') + '\n')
+console.log(`  ✓ Manifest restored for dev (${Object.keys(publishConfig).join(', ')})`)
+
+const licensePath = join(process.cwd(), 'LICENSE')
+rmSync(licensePath, { force: true })
+console.log('  ✓ LICENSE removed')
+
+if (pkg.name === 'page-agent') {
+	rmSync(join(process.cwd(), 'README.md'), { force: true })
+	console.log('  ✓ README.md removed')
+}