refactor: Go back to cli-only app

Signed-off-by: SindreKjelsrud <sindre@kjelsrud.dev>

shell.nix

@@ -11,31 +11,9 @@ pkgs.mkShell {
     pkg-config # useful for C-dependencies
     openssl # if crates are dependent on openssl
     openssl.dev # openssl development headers
-    # GUI dependencies - X11
-    libGL
-    xorg.libX11
-    xorg.libXcursor
-    xorg.libXi
-    xorg.libXrandr
-    libxkbcommon
-    # GUI dependencies - Wayland (for Wayland support)
-    wayland
   ];
 
-  # Set up library paths for runtime
-  shellHook = let
-    libPath = pkgs.lib.makeLibraryPath (with pkgs; [
-      libGL
-      xorg.libX11
-      xorg.libXcursor
-      xorg.libXi
-      xorg.libXrandr
-      libxkbcommon
-      wayland
-    ]);
-  in ''
-    export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:${libPath}"
-    
+  shellHook = ''
     echo "NaviPod Development Environment"
 
     # Verify Rust is available
@@ -50,7 +28,12 @@ pkgs.mkShell {
     echo ""
     echo "Welcome to NaviPod development shell!"
     echo "Run 'cargo build' to build the project."
+    echo "Run 'cargo run' to run the CLI."
     echo "Run 'cargo check' to check for compilation errors."
-    echo "Run './target/debug/navipod-gui' to launch the GUI (from within this shell)."
+    echo ""
+    echo "Available commands:"
+    echo "  navipod sync [--album ALBUM] [--artist ARTIST]  - Sync content to iPod"
+    echo "  navipod list-albums                              - List available albums"
+    echo "  navipod check                                    - Check iPod connection"
   '';
 }