fix: revert package.json

Author: dyf19118

packages/core/package.json

@@ -3,7 +3,16 @@
   "version": "1.0.39",
   "description": "Web components quark-element",
   "type": "module",
-  "main": "./src/index.ts",
+  "main": "./lib/index.umd.js",
+  "module": "./lib/index.js",
+  "types": "./lib/index.d.ts",
+  "exports": {
+    ".": {
+      "import": "./lib/index.js",
+      "require": "./lib/index.umd.js",
+      "types": "./lib/index.d.ts"
+    }
+  },
   "browserslist": "chrome >= 53, edge >= 79, firefox >= 63, opera >= 40, safari >= 10.1, ChromeAndroid >= 53,  FirefoxAndroid >= 63, ios_saf >= 10.3, Samsung >= 6.0",
   "files": [
     "lib/*",