chore: use tsdown

Author: KeJunMao

package.json

@@ -127,8 +127,8 @@
     "dist"
   ],
   "scripts": {
-    "build": "tsup",
-    "dev": "tsup --watch src",
+    "build": "tsdown",
+    "dev": "tsdown --watch src",
     "build:fix": "esno scripts/postbuild.ts",
     "lint": "eslint .",
     "play": "npm -C playground run dev",
@@ -171,7 +171,9 @@
   },
   "dependencies": {
     "@jridgewell/remapping": "catalog:build",
+    "dotenv-expand": "^12.0.3",
     "magic-string": "catalog:utils",
+    "picocolors": "^1.1.1",
     "unplugin": "catalog:utils"
   },
   "devDependencies": {
@@ -187,7 +189,7 @@
     "nodemon": "catalog:build",
     "rimraf": "catalog:utils",
     "rollup": "catalog:build",
-    "tsup": "catalog:build",
+    "tsdown": "^0.15.12",
     "typescript": "catalog:build",
     "vite": "catalog:vite",
     "vitest": "catalog:vite",