fix(gui): fix tool presets and biases panel and cache analytics section layout

src/gui_2.py

@@ -2483,9 +2483,7 @@ def hello():
   if self.current_provider != "gemini":
    if self.perf_profiling_enabled: self.perf_monitor.end_component("_render_cache_panel")
    return
-  if not imgui.collapsing_header("Cache Analytics"):
-   if self.perf_profiling_enabled: self.perf_monitor.end_component("_render_cache_panel")
-   return
+  imgui.text_colored(C_LBL, 'Cache Analytics')
   stats = getattr(self.controller, '_cached_cache_stats', {})
   if not stats.get("cache_exists"):
    imgui.text_disabled("No active cache")
@@ -3667,7 +3665,6 @@ def hello():
    presets = self.controller.tool_presets
    preset_names = [""] + sorted(list(presets.keys()))
    
-  # Gracefully handle None or missing preset
    active = getattr(self, "ui_active_tool_preset", "")
    if active is None: active = ""
    try:
@@ -3685,6 +3682,20 @@ def hello():
    if imgui.is_item_hovered():
     imgui.set_tooltip("Configure tool availability and default modes.")
    
+   imgui.dummy(imgui.ImVec2(0, 4))
+   imgui.text("Bias Profile")
+   if imgui.begin_combo("##bias", getattr(self, 'ui_active_bias_profile', "") or "None"):
+    if imgui.selectable("None", not getattr(self, 'ui_active_bias_profile', ""))[0]:
+     self.ui_active_bias_profile = ""
+     from src import ai_client
+     ai_client.set_bias_profile(None)
+    for bname in sorted(self.controller.bias_profiles.keys()):
+     if imgui.selectable(bname, bname == getattr(self, 'ui_active_bias_profile', ""))[0]:
+      self.ui_active_bias_profile = bname
+      from src import ai_client
+      ai_client.set_bias_profile(bname)
+    imgui.end_combo()
+   
    imgui.dummy(imgui.ImVec2(0, 8))
    active_name = self.ui_active_tool_preset
    if active_name and active_name in presets:
@@ -3715,7 +3726,6 @@ def hello():
        if imgui.radio_button(f"Ask##{cat_name}_{tool.name}", mode == "ask"):
         tool.approval = "ask"
       imgui.tree_pop()
-
  def _render_theme_panel(self) -> None:
   if self.perf_profiling_enabled: self.perf_monitor.start_component("_render_theme_panel")
   exp, opened = imgui.begin("Theme", self.show_windows["Theme"])