Add shebang to output file so a shell script is no longer needed

package.json

@@ -15,7 +15,7 @@
     "main": "src/main.ts",
     "type": "module",
     "bin": {
-        "wtc": "bin/wtc"
+        "wtc": "dist/wtc"
     },
     "scripts": {
         "build": "rollup -c"
@@ -34,6 +34,7 @@
         "@typescript-eslint/eslint-plugin": "^6.10.0",
         "eslint-config-prettier": "^9.0.0",
         "rollup": "^4.5.1",
+        "rollup-plugin-add-shebang": "^0.3.1",
         "tslib": "^2.6.2"
     },
     "dependencies": {