feat(tui): disable toast notifications

- Modified ToastManager.push/success/info/warning/error methods to return 0 immediately (no-op)
- Commented out toast rendering block in rendering.rs
- Applied same changes to both cortex-tui and cortex-tui-components toast modules

Author: echobt

src/cortex-tui-components/src/toast.rs

@@ -276,31 +276,37 @@ impl ToastManager {
 
     /// Adds a toast to the manager and returns its ID.
     pub fn push(&mut self, mut toast: Toast) -> u64 {
-        let id = self.next_id;
-        self.next_id += 1;
-        toast.id = id;
-        self.toasts.insert(0, toast);
-        id
+        // Toast notifications disabled
+        let _ = toast;
+        0
     }
 
     /// Adds a success toast and returns its ID.
     pub fn success(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::success(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds an info toast and returns its ID.
     pub fn info(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::info(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds a warning toast and returns its ID.
     pub fn warning(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::warning(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds an error toast and returns its ID.
     pub fn error(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::error(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Removes a specific toast by ID.

src/cortex-tui/src/runner/event_loop/rendering.rs

@@ -119,12 +119,12 @@ impl EventLoop {
             // Apply selection highlight
             self.apply_selection_highlight(frame.buffer_mut());
 
-            // Render toast notifications
-            if !self.app_state.toasts.is_empty() {
-                let toast_widget = crate::widgets::ToastWidget::new(&self.app_state.toasts)
-                    .terminal_size(area.width, area.height);
-                toast_widget.render(area, frame.buffer_mut());
-            }
+            // Toast notifications disabled
+            // if !self.app_state.toasts.is_empty() {
+            //     let toast_widget = crate::widgets::ToastWidget::new(&self.app_state.toasts)
+            //         .terminal_size(area.width, area.height);
+            //     toast_widget.render(area, frame.buffer_mut());
+            // }
         })?;
 
         // Capture frame for TUI debugging

src/cortex-tui/src/widgets/toast.rs

@@ -275,32 +275,37 @@ impl ToastManager {
 
     /// Adds a toast to the manager and returns its ID.
     pub fn push(&mut self, mut toast: Toast) -> u64 {
-        let id = self.next_id;
-        self.next_id += 1;
-        toast.id = id;
-        // Insert at the beginning (newest first)
-        self.toasts.insert(0, toast);
-        id
+        // Toast notifications disabled
+        let _ = toast;
+        0
     }
 
     /// Adds a success toast and returns its ID.
     pub fn success(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::success(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds an info toast and returns its ID.
     pub fn info(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::info(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds a warning toast and returns its ID.
     pub fn warning(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::warning(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Adds an error toast and returns its ID.
     pub fn error(&mut self, message: impl Into<String>) -> u64 {
-        self.push(Toast::error(message))
+        // Toast notifications disabled
+        let _ = message;
+        0
     }
 
     /// Removes a specific toast by ID.