Add @typescript/native-preview devDependency

Co-authored-by: mrlubos <12529395+mrlubos@users.noreply.github.com>

Author: Copilot

package.json

@@ -58,6 +58,7 @@
     "@hey-api/openapi-ts": "workspace:*",
     "@types/node": "24.10.10",
     "@typescript-eslint/eslint-plugin": "8.54.0",
+    "@typescript/native-preview": "7.0.0-dev.20260305.1",
     "@vitest/coverage-v8": "4.0.18",
     "dotenv": "17.3.1",
     "eslint": "9.39.2",