fix: exports for eslint-config-turbo (#9978)

### Description

Mis-mapped the exports conditions in package.json. 🤦

Author: anthonyshew

packages/eslint-config-turbo/package.json

@@ -11,8 +11,8 @@
     "url": "https://github.com/vercel/turborepo/issues"
   },
   "scripts": {
-    "build": "tsup",
-    "lint": "eslint .",
+    "build": "bunchee",
+    "lint": "eslint src",
     "lint:prettier": "prettier -c . --cache --ignore-path=../../.prettierignore"
   },
   "keywords": [
@@ -22,13 +22,28 @@
     "eslintconfig",
     "eslint-config"
   ],
-  "main": "index.js",
+  "main": "./dist/cjs/index.js",
   "exports": {
     "./flat": {
-      "types": "./dist/flat/index.d.ts",
-      "default": "./flat/index.js"
+      "import": {
+        "types": "./dist/es/flat.d.mts",
+        "default": "./dist/es/flat.mjs"
+      },
+      "require": {
+        "types": "./dist/cjs/flat.d.ts",
+        "default": "./dist/cjs/flat.js"
+      }
     },
-    ".": "./index.js"
+    ".": {
+      "import": {
+        "types": "./dist/es/index.d.mts",
+        "default": "./dist/es/index.mjs"
+      },
+      "require": {
+        "types": "./dist/cjs/index.d.ts",
+        "default": "./dist/cjs/index.js"
+      }
+    }
   },
   "author": "Vercel",
   "dependencies": {
@@ -43,6 +58,11 @@
     "@turbo/eslint-config": "workspace:*",
     "@turbo/tsconfig": "workspace:*",
     "@types/eslint": "^8.56.10",
-    "tsup": "^6.2.0"
-  }
+    "bunchee": "^6.3.4"
+  },
+  "files": [
+    "dist"
+  ],
+  "module": "./dist/es/index.mjs",
+  "types": "./dist/cjs/index.d.ts"
 }

packages/eslint-config-turbo/flat/index.ts packages/eslint-config-turbo/src/flat/index.ts

@@ -0,0 +1,4 @@
+// eslint-disable-next-line import/no-default-export -- Matching old module.exports
+export default {
+  extends: ["plugin:turbo/recommended"],
+};

packages/eslint-config-turbo/src/index.ts

@@ -1,7 +1,8 @@
 {
   "extends": "@turbo/tsconfig/library.json",
   "compilerOptions": {
-    "rootDir": "."
+    "outDir": "dist"
   },
+  "include": ["src"],
   "exclude": ["dist"]
 }