Update pyproject.toml

pyproject.toml

@@ -1,6 +1,6 @@
 [build-system]
-requires = ["setuptools>=61.0"]
-build-backend = "setuptools.build_meta"
+requires = ["hatchling"]
+build-backend = "hatchling.build"
 
 [project]
 name = "codereview-env"
@@ -13,5 +13,9 @@ dependencies = [
     "fastapi",
     "pydantic",
     "uvicorn",
-    "requests"
+    "requests",
+    "openenv-core>=0.2.0"
 ]
+
+[project.scripts]
+server = "server.app:start"