Add SIGWINCH listener for terminal resize on Windows PowerShell

Co-authored-by: PierrunoYT <95778421+PierrunoYT@users.noreply.github.com>

Author: Copilot

cli/src/index.tsx

@@ -300,7 +300,25 @@ async function main(): Promise<void> {
     backgroundColor: 'transparent',
     exitOnCtrlC: false,
   })
-  createRoot(renderer).render(
+  
+  const root = createRoot(renderer)
+  
+  // Add SIGWINCH listener for terminal resize support on Windows PowerShell
+  // This ensures the terminal UI updates when the window is resized
+  // The listener triggers a re-render to update the layout with new dimensions
+  if (process.stdout.isTTY) {
+    process.stdout.on('resize', () => {
+      // Re-render the React tree to update with new terminal dimensions
+      // This is necessary on Windows where SIGWINCH may not work reliably
+      root.render(
+        <QueryClientProvider client={queryClient}>
+          <AppWithAsyncAuth />
+        </QueryClientProvider>,
+      )
+    })
+  }
+  
+  root.render(
     <QueryClientProvider client={queryClient}>
       <AppWithAsyncAuth />
     </QueryClientProvider>,