fix(types): add commonjs type declarations

#39

Author: NickvanDyke

package.json

@@ -8,16 +8,21 @@
   "module": "./src/index.js",
   "main": "./dist/index.cjs",
   "types": "./types/index.d.ts",
+  "exports": {
+    "import": {
+      "types": "./types/index.d.ts",
+      "default": "./src/index.js"
+    },
+    "require": {
+      "types": "./types/index.d.cts",
+      "default": "./dist/index.cjs"
+    }
+  },
   "files": [
     "src",
     "types",
     "dist"
   ],
-  "exports": {
-    "types": "./types/index.d.ts",
-    "import": "./src/index.js",
-    "require": "./dist/index.cjs"
-  },
   "repository": {
     "type": "git",
     "url": "https://github.com/NickvanDyke/eslint-plugin-react-you-might-not-need-an-effect.git"

types/index.d.cts

@@ -0,0 +1,9 @@
+import type { ESLint, Linter } from "eslint";
+
+declare const plugin: ESLint.Plugin & {
+  configs: {
+    recommended: Linter.Config;
+    "legacy-recommended": Linter.LegacyConfig;
+  };
+};
+export = plugin;