feat(tier4): Add 5-second delay before showing patch modal so user can see it

fix_modal.py

@@ -0,0 +1,26 @@
+import re
+with open('src/gui_2.py', 'r', encoding='utf-8', newline='') as f:
+    c = f.read()
+
+# Fix the reject button handler - add timestamp reset
+old = '''    if imgui.button("Reject", imgui.ImVec2(150, 0)):
+     self._show_patch_modal = False
+     self._pending_patch_text = None
+     self._pending_patch_files = []
+     self._patch_error_message = None
+     imgui.close_current_popup()'''
+
+new = '''    if imgui.button("Reject", imgui.ImVec2(150, 0)):
+     self._show_patch_modal = False
+     self._pending_patch_text = None
+     self._pending_patch_files = []
+     self._patch_error_message = None
+     if hasattr(self, '_patch_modal_open_time'):
+      delattr(self, '_patch_modal_open_time')
+     imgui.close_current_popup()'''
+
+c = c.replace(old, new)
+
+with open('src/gui_2.py', 'w', encoding='utf-8', newline='') as f:
+    f.write(c)
+print('Done')