Fix 29 audit findings across all severity tiers

src/core/wayland.rs

@@ -307,11 +307,9 @@ 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)>,
 }
 
@@ -391,7 +389,6 @@ pub fn analyze_running_process(pid: u32) -> Result<RuntimeAnalysis, String> {
         has_wayland_socket = env_vars.iter().any(|(k, v)| {
             (k == "GDK_BACKEND" && v.contains("wayland"))
                 || (k == "QT_QPA_PLATFORM" && v.contains("wayland"))
-                || (k == "WAYLAND_DISPLAY" && !v.is_empty())
         });
     }