Add launch crash detection with detailed error dialog, fix all warnings

src/core/wayland.rs

@@ -307,9 +307,11 @@ pub fn detect_desktop_environment() -> String {
 /// Result of analyzing a running process for Wayland usage.
 #[derive(Debug, Clone)]
 pub struct RuntimeAnalysis {
+    #[allow(dead_code)]
     pub pid: u32,
     pub has_wayland_socket: bool,
     pub has_x11_connection: bool,
+    #[allow(dead_code)]
     pub env_vars: Vec<(String, String)>,
 }