chore: add tsdown (#428)

Author: danielpza

.lefthook.yml

@@ -5,6 +5,6 @@ pre-commit:
       stage_fixed: true
     - run: mise exec -- yarn lint
     - run: mise exec -- yarn build
-    - run: mise exec -- yarn install --mode=update-lockfile && git add yarn.lock
-    - run: mise exec -- yarn test/ install --mode=update-lockfile && git add test/yarn.lock
+    - run: mise exec -- yarn install --mode=update-lockfile && yarn dedupe --mode=update-lockfile && git add yarn.lock
+    - run: mise exec -- yarn test/ install --mode=update-lockfile && yarn test/ dedupe --mode=update-lockfile && git add test/yarn.lock
     - run: mise exec -- yarn knip

package.json

@@ -4,11 +4,9 @@
   "description": "Transforms module resolution paths using TypeScript path mapping and/or custom paths",
   "type": "module",
   "exports": {
-    ".": {
-      "types": "./dist/index.d.ts",
-      "default": "./dist/index.js"
-    },
-    "./plugins/nx": "./dist/plugins/nx.js"
+    ".": "./dist/index.mjs",
+    "./plugins/nx": "./dist/plugins/nx.mjs",
+    "./package.json": "./package.json"
   },
   "files": [
     "dist",
@@ -17,7 +15,7 @@
   ],
   "scripts": {
     "compile": "tsc",
-    "build": "yarn clean && yarn compile",
+    "build": "tsdown",
     "test": "yarn test/ test",
     "release": "changelogen --release --push",
     "--------------": "",
@@ -32,6 +30,17 @@
     "prepack": "yarn build",
     "knip": "knip"
   },
+  "tsdown": {
+    "entry": [
+      "src/index.ts",
+      "src/plugins/*.ts"
+    ],
+    "exports": true,
+    "unbundle": false,
+    "dts": true,
+    "format": "esm",
+    "clean": true
+  },
   "keywords": [
     "typescript",
     "transform",
@@ -65,6 +74,7 @@
     "oxfmt": "^0.60.0",
     "oxlint": "^1.75.0",
     "ts-patch": "^3.3.0",
+    "tsdown": "^0.22.14",
     "typescript": "^5.9.3"
   },
   "peerDependencies": {
@@ -76,5 +86,8 @@
   "engines": {
     "node": ">=22"
   },
-  "packageManager": "yarn@4.17.1+sha512.ccbfabf7d7b6b32075088be9386fb9a2e00bb6887ef07fa56effabc890a56d53da1ccc4128d62db245fcbd3961b236d75335bdf7d5320ed6eafb7588b7ad4697"
+  "packageManager": "yarn@4.17.1+sha512.ccbfabf7d7b6b32075088be9386fb9a2e00bb6887ef07fa56effabc890a56d53da1ccc4128d62db245fcbd3961b236d75335bdf7d5320ed6eafb7588b7ad4697",
+  "inlinedDependencies": {
+    "ts-patch": "3.3.0"
+  }
 }