fix: enable swipe-back suspension on more drawer and remove unused variable

Author: chriswritescode-dev

frontend/src/components/navigation/MoreDrawer.tsx

@@ -30,7 +30,7 @@ export function MoreDrawer({ isOpen, onClose }: MoreDrawerProps) {
   const [commandsOpen, setCommandsOpen] = useState(false)
   const [mentionFileBrowserOpen, setMentionFileBrowserOpen] = useState(false)
   const swipeRef = useRef<HTMLDivElement>(null)
-  const { bind } = useSwipeBack(onClose, { enabled: true, suspendsRouteSwipe: false })
+  const { bind } = useSwipeBack(onClose, { enabled: true, suspendsRouteSwipe: true })
   const { logout } = useAuth()
   const { data: health } = useServerHealth()
   const isSessionDetail = /^\/repos\/\d+\/sessions\/[^/]+$/.test(location.pathname)

frontend/src/components/navigation/moreDrawerItems.ts

@@ -70,7 +70,6 @@ export function buildNavModel(pathname: string): NavModel {
 
   const sessionDetailMatch = /^\/repos\/(\d+)\/sessions\/[^/]+$/.exec(pathname)
   if (sessionDetailMatch) {
-    const id = sessionDetailMatch[1]
     const items: MoreDrawerItem[] = [
       { key: 'files', label: 'Files', icon: Folder, dialog: 'files' },
       { key: 'mcp', label: 'MCP', icon: Plug, dialog: 'mcp' },