fix(ui-core): imports and exports

Author: Vunovati

packages/ui-core/package.json

@@ -15,9 +15,14 @@
   "type": "module",
   "exports": {
     ".": {
-      "types": "./dist/index.d.mts",
-      "import": "./dist/index.mjs",
-      "require": "./dist/index.cjs"
+      "import": {
+        "types": "./dist/index.d.mts",
+        "default": "./dist/index.mjs"
+      },
+      "require": {
+        "types": "./dist/index.d.cts",
+        "default": "./dist/index.cjs"
+      }
     },
     "./package.json": "./package.json"
   },