feat: enhance terminal functionality and settings

- Added new endpoints for terminal settings: GET and PUT /settings to retrieve and update terminal configurations.
- Implemented session limit checks during session creation, returning a 429 status when the limit is reached.
- Introduced a new TerminalSection in settings view for customizing terminal appearance and behavior, including font family, default font size, line height, and screen reader mode.
- Added support for new terminal features such as search functionality and improved error handling with a TerminalErrorBoundary component.
- Updated terminal layout persistence to include session IDs for reconnection and enhanced terminal state management.
- Introduced new keyboard shortcuts for terminal actions, including creating new terminal tabs.
- Enhanced UI with scrollbar theming for terminal components.

apps/ui/src/components/views/setup-view/components/terminal-output.tsx

@@ -4,14 +4,14 @@ interface TerminalOutputProps {
 
 export function TerminalOutput({ lines }: TerminalOutputProps) {
   return (
-    <div className="bg-zinc-900 rounded-lg p-4 font-mono text-sm max-h-48 overflow-y-auto">
+    <div className="bg-card border border-border rounded-lg p-4 font-mono text-sm max-h-48 overflow-y-auto">
       {lines.map((line, index) => (
-        <div key={index} className="text-zinc-400">
-          <span className="text-green-500">$</span> {line}
+        <div key={index} className="text-foreground">
+          <span className="text-primary">$</span> {line}
         </div>
       ))}
       {lines.length === 0 && (
-        <div className="text-zinc-500 italic">Waiting for output...</div>
+        <div className="text-muted-foreground italic">Waiting for output...</div>
       )}
     </div>
   );