{
  description = "Jellyfin-Plex Library Comparator";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs {
          inherit system;
        };

        # Python environment with pip and build tools
        pythonEnv = pkgs.python3.withPackages (ps: with ps; [
          pip
          setuptools
          wheel
          virtualenv
        ]);

      in
      {
        apps = {
          compare-movies = {
            type = "app";
            program = "${pkgs.writeShellScript "compare-movies" ''
              cd ${./.}
              ${pythonEnv}/bin/python compare_movies.py
            ''}";
          };
          
          analyze-movies = {
            type = "app";
            program = "${pkgs.writeShellScript "analyze-movies" ''
              cd ${./.}
              ${pythonEnv}/bin/python analyze_movies.py
            ''}";
          };
          
          compare-series = {
            type = "app";
            program = "${pkgs.writeShellScript "compare-series" ''
              cd ${./.}
              ${pythonEnv}/bin/python compare_series.py
            ''}";
          };
          
          analyze-series = {
            type = "app";
            program = "${pkgs.writeShellScript "analyze-series" ''
              cd ${./.}
              ${pythonEnv}/bin/python analyze_series.py
            ''}";
          };
        };
        
        devShells.default = pkgs.mkShell {
          buildInputs = [
            pythonEnv
          ];

          shellHook = ''
            echo "🐍 Setting up Python environment..."
            
            # Create virtual environment if it doesn't exist
            if [ ! -d "venv" ]; then
              echo "Creating virtual environment..."
              ${pythonEnv}/bin/python -m venv venv
            fi
            
            # Activate virtual environment
            source venv/bin/activate
            
            # Install/upgrade dependencies
            echo "Installing Python dependencies from requirements.txt..."
            pip install --upgrade pip setuptools wheel --quiet
            pip install -r requirements.txt
            
            echo ""
            echo "✅ Python environment ready!"
            echo ""
            echo "📋 Available commands:"
            echo "   Movies:   python compare_movies.py  |  nix run .#compare-movies"
            echo "             python analyze_movies.py   |  nix run .#analyze-movies"
            echo ""
            echo "   Series:   python compare_series.py  |  nix run .#compare-series"
            echo "             python analyze_series.py   |  nix run .#analyze-series"
            echo ""
          '';
        };
      }
    );
}