diff --git a/packages/nextcloud-mcp-server/package.nix b/packages/nextcloud-mcp-server/package.nix
index 2d5905f..51718bd 100644
--- a/packages/nextcloud-mcp-server/package.nix
+++ b/packages/nextcloud-mcp-server/package.nix
@@ -24,96 +24,96 @@ let
     };
 
   pythonvcard4 = fetchWheel {
-    pname = "pythonvcard4"; version = "0.2.0"; hash = lib.fakeHash;
+    pname = "pythonvcard4"; version = "0.2.0"; hash = "sha256-3OMTVd1QruU3+Ig96G8wFRDkB7wXVaaOyNUFW2T1xmA=";
     meta = with lib; { description = "vCard parsing"; homepage = "https://github.com/GNOME/python-vcard4"; license = licenses.gpl3Plus; };
   };
   prometheus-client = fetchWheel {
-    pname = "prometheus_client"; version = "0.25.0"; hash = lib.fakeHash;
+    pname = "prometheus_client"; version = "0.25.0"; hash = "sha256-1a7InjSabsIwgF0N+ILzgH90/WwaL6hoZOPCJ5BZ/tE=";
     meta = with lib; { description = "Prometheus client"; homepage = "https://github.com/prometheus/client_python"; license = licenses.asl20; };
   };
   python-json-logger = fetchWheel {
-    pname = "python_json_logger"; version = "4.1.0"; hash = lib.fakeHash;
+    pname = "python_json_logger"; version = "4.1.0"; hash = "sha256-EymUdlz3W/RFVL6apJsG7yNF0jZhqWcgJicWQ4FBtrI=";
     meta = with lib; { description = "JSON logger"; homepage = "https://github.com/nhairs/python-json-logger"; license = licenses.bsd2; };
   };
   importlib-metadata = fetchWheel {
-    pname = "importlib_metadata"; version = "8.7.1"; hash = lib.fakeHash;
+    pname = "importlib_metadata"; version = "8.7.1"; hash = "sha256-Wh+Avx2qSJSVBx77sJXXWmNM8oqLwplYEkQGO1MXYVE=";
     propagatedBuildInputs = with python3Packages; [ zipp ];
     meta = with lib; { description = "Importlib metadata"; homepage = "https://github.com/python/importlib_metadata"; license = licenses.asl20; };
   };
   googleapis-common-protos = fetchWheel {
-    pname = "googleapis_common_protos"; version = "1.75.0"; hash = lib.fakeHash;
+    pname = "googleapis_common_protos"; version = "1.75.0"; hash = "sha256-lh7WA5nEV86w7o8oWoTIcKq8nGqDK503uygbW+veQ+0=";
     propagatedBuildInputs = with python3Packages; [ protobuf ];
     meta = with lib; { description = "Common protos"; homepage = "https://github.com/googleapis/python-api-common-protos"; license = licenses.asl20; };
   };
   opentelemetry-api = fetchWheel {
-    pname = "opentelemetry_api"; version = "1.39.1"; hash = lib.fakeHash;
+    pname = "opentelemetry_api"; version = "1.39.1"; hash = "sha256-Lt2EY0Mqf4RD7c6QlyFpsZXn1qBVAM0p5tE4mBh8mVA=";
     propagatedBuildInputs = with python3Packages; [ deprecated ];
     meta = with lib; { description = "OpenTelemetry API"; homepage = "https://github.com/open-telemetry/opentelemetry-python"; license = licenses.asl20; };
   };
   opentelemetry-proto = fetchWheel {
-    pname = "opentelemetry_proto"; version = "1.39.1"; hash = lib.fakeHash;
+    pname = "opentelemetry_proto"; version = "1.39.1"; hash = "sha256-Is3Hjv07N2XQnmi/vQENT8JUyYGK/QtrQjOH2d7kYAc=";
     propagatedBuildInputs = with python3Packages; [ protobuf ];
     meta = with lib; { description = "OpenTelemetry Proto"; homepage = "https://github.com/open-telemetry/opentelemetry-python"; license = licenses.asl20; };
   };
   opentelemetry-semantic-conventions = fetchWheel {
-    pname = "opentelemetry_semantic_conventions"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_semantic_conventions"; version = "0.60b1"; hash = "sha256-n6jIsMEQ2iiYCSkrBZEiDTp7U8FSaiMCHpd9aFl4k/s=";
     propagatedBuildInputs = with python3Packages; [ deprecated ];
     meta = with lib; { description = "OTel semconv"; homepage = "https://github.com/open-telemetry/semantic-conventions"; license = licenses.asl20; };
   };
   opentelemetry-sdk = fetchWheel {
-    pname = "opentelemetry_sdk"; version = "1.39.1"; hash = lib.fakeHash;
+    pname = "opentelemetry_sdk"; version = "1.39.1"; hash = "sha256-TVSCxHhRPssKXZONzGE5TmRwZuDMJna+6fOvPz9F8Bw=";
     propagatedBuildInputs = with python3Packages; [ typing-extensions ];
     meta = with lib; { description = "OpenTelemetry SDK"; homepage = "https://github.com/open-telemetry/opentelemetry-python"; license = licenses.asl20; };
   };
   x-wr-timezone = fetchWheel {
-    pname = "x_wr_timezone"; version = "2.0.1"; hash = lib.fakeHash;
+    pname = "x_wr_timezone"; version = "2.0.1"; hash = "sha256-50pTufT33vgThFXCQOZeR8Ikd4vOPAJPzW2iy+kcoDg=";
     propagatedBuildInputs = with python3Packages; [ icalendar click ];
     meta = with lib; { description = "X-WR-TIMEZONE"; homepage = "https://github.com/niccokunzmann/x-wr-timezone"; license = licenses.lgpl3Plus; };
   };
   opentelemetry-util-http = fetchWheel {
-    pname = "opentelemetry_util_http"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_util_http"; version = "0.60b1"; hash = "sha256-ZjgbooVQyRvuFNy6iXms5ENESvHtYJImY0WWtLD68Zk=";
     meta = with lib; { description = "OTel HTTP utils"; homepage = "https://github.com/open-telemetry/opentelemetry-python-contrib"; license = licenses.asl20; };
   };
   opentelemetry-exporter-otlp-proto-common = fetchWheel {
-    pname = "opentelemetry_exporter_otlp_proto_common"; version = "1.39.1"; hash = lib.fakeHash;
+    pname = "opentelemetry_exporter_otlp_proto_common"; version = "1.39.1"; hash = "sha256-CPilhi1kzDQ1EFaG0CFsE2XcVwH4aESozVZZfQx2T94=";
     meta = with lib; { description = "OTLP proto common"; homepage = "https://github.com/open-telemetry/opentelemetry-python"; license = licenses.asl20; };
   };
   opentelemetry-instrumentation = fetchWheel {
-    pname = "opentelemetry_instrumentation"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_instrumentation"; version = "0.60b1"; hash = "sha256-BEgNuVK0j7HtAHP4IvDuJgEre+fD6sGjeTEic3x4Yy0=";
     propagatedBuildInputs = with python3Packages; [ wrapt packaging ];
     meta = with lib; { description = "OTel instrumentation"; homepage = "https://github.com/open-telemetry/opentelemetry-python-contrib"; license = licenses.asl20; };
   };
   recurring-ical-events = fetchWheel {
-    pname = "recurring_ical_events"; version = "3.8.2"; hash = lib.fakeHash;
+    pname = "recurring_ical_events"; version = "3.8.2"; hash = "sha256-mtYF4ntPvrcO4cZiBa3jJVC+FaV87cV5YGUi8cZ6720=";
     propagatedBuildInputs = with python3Packages; [ icalendar python-dateutil ];
     meta = with lib; { description = "Recurring iCal events"; homepage = "https://github.com/niccokunzmann/python-recurring-ical-events"; license = licenses.lgpl3Plus; };
   };
   opentelemetry-exporter-otlp-proto-grpc = fetchWheel {
-    pname = "opentelemetry_exporter_otlp_proto_grpc"; version = "1.39.1"; hash = lib.fakeHash;
+    pname = "opentelemetry_exporter_otlp_proto_grpc"; version = "1.39.1"; hash = "sha256-+hwTagXH6bTAn3OUacvbkn6iCzQIirHZWahJtcxYnBg=";
     propagatedBuildInputs = with python3Packages; [ grpcio deprecated ];
     meta = with lib; { description = "OTLP gRPC exporter"; homepage = "https://github.com/open-telemetry/opentelemetry-python"; license = licenses.asl20; };
   };
   qdrant-client = fetchWheel {
-    pname = "qdrant_client"; version = "1.18.0"; hash = lib.fakeHash;
+    pname = "qdrant_client"; version = "1.18.0"; hash = "sha256-CTqoz4pCDuOtKmiwB+E3jXmSsmAOC1PBk/wXJnT2Wc0=";
     propagatedBuildInputs = with python3Packages; [ grpcio httpx numpy portalocker protobuf pydantic urllib3 ];
     meta = with lib; { description = "Qdrant client"; homepage = "https://github.com/qdrant/qdrant-client"; license = licenses.asl20; };
   };
   opentelemetry-instrumentation-asgi = fetchWheel {
-    pname = "opentelemetry_instrumentation_asgi"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_instrumentation_asgi"; version = "0.60b1"; hash = "sha256-1I3vLb7RApTJnPz0HrvQxBTTkKEXc6QfRy0gAA/N3CU=";
     propagatedBuildInputs = with python3Packages; [ asgiref ];
     meta = with lib; { description = "OTel ASGI"; homepage = "https://github.com/open-telemetry/opentelemetry-python-contrib"; license = licenses.asl20; };
   };
   opentelemetry-instrumentation-httpx = fetchWheel {
-    pname = "opentelemetry_instrumentation_httpx"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_instrumentation_httpx"; version = "0.60b1"; hash = "sha256-83Y23XQq0q+D2Ja6aWAe0o2lH6TiXRq2L96JzkE+J1s=";
     propagatedBuildInputs = with python3Packages; [ httpx wrapt ];
     meta = with lib; { description = "OTel HTTPX"; homepage = "https://github.com/open-telemetry/opentelemetry-python-contrib"; license = licenses.asl20; };
   };
   opentelemetry-instrumentation-logging = fetchWheel {
-    pname = "opentelemetry_instrumentation_logging"; version = "0.60b1"; hash = lib.fakeHash;
+    pname = "opentelemetry_instrumentation_logging"; version = "0.60b1"; hash = "sha256-8uGMvH4d02KMgOMNJDiX/ck8W34MiuYKvSubapn4I0M=";
     meta = with lib; { description = "OTel logging"; homepage = "https://github.com/open-telemetry/opentelemetry-python-contrib"; license = licenses.asl20; };
   };
   langchain-text-splitters = fetchWheel {
-    pname = "langchain_text_splitters"; version = "1.1.2"; hash = lib.fakeHash;
+    pname = "langchain_text_splitters"; version = "1.1.2"; hash = "sha256-ot4NeZ/zGIZCn9bi4AMt8nW2DsgXwZBZp7RhgcwcLxA=";
     propagatedBuildInputs = with python3Packages; [ langchain-core ];
     meta = with lib; { description = "LangChain text splitters"; homepage = "https://github.com/langchain-ai/langchain"; license = licenses.mit; };
   };