chore: use exports field as package entry

Author: Codennnn

package.json

@@ -16,10 +16,22 @@
     "type": "git",
     "url": "https://github.com/Codennnn/prefer-code-style.git"
   },
+  "exports": {
+    ".": {
+      "require": "./lib/index.js"
+    },
+    "./eslint": {
+      "require": "./lib/eslint.js"
+    },
+    "./prettier": {
+      "require": "./lib/prettier.js"
+    },
+    "./stylelint": {
+      "require": "./lib/stylelint.js"
+    }
+  },
   "license": "MIT",
   "author": "LeoKu <[email protected]> (https://leoku.top)",
-  "type": "commonjs",
-  "main": "lib/index.js",
   "files": [
     "lib"
   ],

pnpm-workspace.yaml

@@ -1,2 +1,3 @@
 packages:
+  - '.'
   - 'examples/*'