fix: version in flake.nix (#30)

Author: willruggiano

flake.nix

@@ -90,32 +90,35 @@
         '';
 
         # Setup for Python package - using simpler buildPythonApplication approach
-        pythonPackage = pkgs.python311Packages.buildPythonApplication {
-          pname = "mcp-nixos";
-          version = "0.5.1";  # Should match the version in pyproject.toml
-          
-          src = ./.;
-          
-          format = "pyproject";
-          
-          nativeBuildInputs = with pkgs.python311Packages; [
-            hatchling
-          ];
-          
-          propagatedBuildInputs = with pkgs.python311Packages; [
-            mcp
-            requests
-            python-dotenv
-            beautifulsoup4
-            psutil
-          ];
-          
-          # Disable runtime dependency checks since the available versions in nixpkgs
-          # may not match exactly what's specified in pyproject.toml
-          pythonImportsCheck = [];
-          doCheck = false;
-          dontCheckRuntimeDeps = true;
-        };
+        pythonPackage = let
+          pyproject = nixpkgs.lib.importTOML ./pyproject.toml;
+        in
+          pkgs.python311Packages.buildPythonApplication {
+            pname = pyproject.project.name;
+            inherit (pyproject.project) version;
+            
+            src = ./.;
+            
+            format = "pyproject";
+            
+            nativeBuildInputs = with pkgs.python311Packages; [
+              hatchling
+            ];
+            
+            propagatedBuildInputs = with pkgs.python311Packages; [
+              mcp
+              requests
+              python-dotenv
+              beautifulsoup4
+              psutil
+            ];
+            
+            # Disable runtime dependency checks since the available versions in nixpkgs
+            # may not match exactly what's specified in pyproject.toml
+            pythonImportsCheck = [];
+            doCheck = false;
+            dontCheckRuntimeDeps = true;
+          };
 
       in
       {