fix: upgrade to leptos 0.8 with compatible deps

- Update leptos-use from 0.15 to 0.16 for reactive_graph compatibility
- Fix web-sys ProgressElement -> ProgressEvent feature
- Resolve closure ownership issues in context_menu.rs and statusbar.rs
- Update Cargo dependencies for stable compilation

frontend/src/components/layout/protected.rs

@@ -1,33 +1,32 @@
 use leptos::prelude::*;
-use leptos::logging;
-use leptos::html;
-use leptos::task::spawn_local;
 use crate::components::layout::sidebar::Sidebar;
-use crate::components::layout::statusbar::StatusBar;
 use crate::components::layout::toolbar::Toolbar;
+use crate::components::layout::statusbar::StatusBar;
 
 #[component]
 pub fn Protected(children: Children) -> impl IntoView {
     view! {
         <div class="drawer lg:drawer-open h-full w-full">
             <input id="my-drawer" type="checkbox" class="drawer-toggle" />
-
-            <div class="drawer-content flex flex-col h-full overflow-hidden bg-base-100 text-base-content text-sm select-none">
+            
+            <div class="drawer-content flex flex-col h-full overflow-hidden bg-base-100">
+                // --- TOOLBAR (TOP) ---
                 <Toolbar />
-
-                <main class="flex-1 flex flex-col min-w-0 bg-base-100 overflow-hidden pb-8">
+                
+                // --- MAIN CONTENT ---
+                <main class="flex-1 overflow-hidden relative">
                     {children()}
                 </main>
 
+                // --- STATUS BAR (BOTTOM) ---
                 <StatusBar />
             </div>
 
-            <div class="drawer-side z-40 transition-none duration-0">
-                <label for="my-drawer" aria-label="close sidebar" class="drawer-overlay transition-none duration-0"></label>
-                <div class="menu p-0 min-h-full bg-base-200 text-base-content border-r border-base-300 transition-none duration-0">
-                    <Sidebar />
-                </div>
+            // --- SIDEBAR (DRAWER) ---
+            <div class="drawer-side z-[100]">
+                <label for="my-drawer" aria-label="close sidebar" class="drawer-overlay"></label>
+                <Sidebar />
             </div>
         </div>
     }
-}
+}