fix server/app.py for validator

server/app.py

@@ -1,5 +1,11 @@
 """FastAPI application for the RedVeil Environment."""
 
+import sys
+import os
+
+# Ensure project root is on path
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
 try:
     from openenv.core.env_server.http_server import create_app
 except Exception as e:
@@ -7,12 +13,8 @@ except Exception as e:
         "openenv is required. Install with: pip install openenv-core[core]"
     ) from e
 
-try:
-    from ..models import RedVeilAction, RedVeilObservation
-    from .redveil_environment import RedVeilEnvironment
-except (ModuleNotFoundError, ImportError):
-    from models import RedVeilAction, RedVeilObservation
-    from server.redveil_environment import RedVeilEnvironment
+from redveil.models import RedVeilAction, RedVeilObservation
+from redveil.server.redveil_environment import RedVeilEnvironment
 
 
 # Singleton: OpenEnv calls the factory on every request, so we return
@@ -39,8 +41,4 @@ def main(host: str = "0.0.0.0", port: int = 8000):
 
 
 if __name__ == "__main__":
-    import argparse
-    parser = argparse.ArgumentParser()
-    parser.add_argument("--port", type=int, default=8000)
-    args = parser.parse_args()
-    main(port=args.port)
+    main()