fix(ui): Correct font asset loading paths for test workspace isolation

src/gui_2.py

@@ -2752,16 +2752,27 @@ class App:
   if self.perf_profiling_enabled: self.perf_monitor.end_component("_render_theme_panel")
 
  def _load_fonts(self) -> None:
+  # Set hello_imgui assets folder to the actual absolute path
+  assets_dir = Path(__file__).parent.parent / "assets"
+  if assets_dir.exists():
+   hello_imgui.set_assets_folder(str(assets_dir.absolute()))
+
   font_path, font_size = theme.get_font_loading_params()
-  if font_path and Path(font_path).exists():
-   self.main_font = hello_imgui.load_font_ttf_with_font_awesome_icons(font_path, font_size)
+  
+  if font_path:
+   # Just try loading it directly; hello_imgui will look in the assets folder
+   try:
+    self.main_font = hello_imgui.load_font_ttf_with_font_awesome_icons(font_path, font_size)
+   except Exception as e:
+    print(f"Failed to load main font {font_path}: {e}")
+    self.main_font = None
   else:
    self.main_font = None
 
-  mono_path = Path("assets/fonts/MapleMono-Regular.ttf")
-  if mono_path.exists():
-   self.mono_font = hello_imgui.load_font(str(mono_path), font_size)
-  else:
+  try:
+   self.mono_font = hello_imgui.load_font("fonts/MapleMono-Regular.ttf", font_size)
+  except Exception as e:
+   print(f"Failed to load mono font: {e}")
    self.mono_font = None
 
  def _post_init(self) -> None: