fix(gui_2): use str sentinel not bytes in _capture_workspace_profile

_manual_run.py

@@ -0,0 +1,133 @@
+"""Manually start sloppy.py, then run the test against the same GUI process."""
+import subprocess
+import os
+import sys
+import time
+import socket
+from pathlib import Path
+
+# Start sloppy.py
+project_root = Path("C:/projects/manual_slop").absolute()
+gui_script = project_root / "sloppy.py"
+test_workspace = project_root / "tests" / "artifacts" / "live_gui_workspace"
+
+# Clean up old workspace
+if test_workspace.exists():
+    import shutil
+    for _ in range(5):
+        try:
+            shutil.rmtree(test_workspace)
+            break
+        except PermissionError:
+            time.sleep(0.5)
+
+test_workspace.mkdir(parents=True, exist_ok=True)
+
+# Create minimal files
+(test_workspace / "manual_slop.toml").write_text("[project]\nname = 'TestProject'\n\n[conductor]\ndir = 'conductor'\n", encoding="utf-8")
+(test_workspace / "conductor" / "tracks").mkdir(parents=True, exist_ok=True)
+
+config_content = {
+    'ai': {'provider': 'gemini', 'model': 'gemini-2.5-flash-lite'},
+    'projects': {
+        'paths': [str((test_workspace / 'manual_slop.toml').absolute())],
+        'active': str((test_workspace / 'manual_slop.toml').absolute())
+    },
+    'paths': {
+        'logs_dir': str((test_workspace / "logs").absolute()),
+        'scripts_dir': str((test_workspace / "scripts" / "generated").absolute())
+    },
+}
+import tomli_w
+with open(test_workspace / 'config.toml', 'wb') as f:
+    tomli_w.dump(config_content, f)
+
+# Start sloppy.py
+os.makedirs("logs", exist_ok=True)
+log_file = open("logs/sloppy_py_test_2.log", "w", encoding="utf-8")
+env = os.environ.copy()
+env["PYTHONPATH"] = str(project_root.absolute())
+env["SLOP_CONFIG"] = str((test_workspace / "config.toml").absolute())
+env["SLOP_GLOBAL_PRESETS"] = str((test_workspace / "presets.toml").absolute())
+env["SLOP_GLOBAL_TOOL_PRESETS"] = str((test_workspace / "tool_presets.toml").absolute())
+
+print("Starting sloppy.py...")
+proc = subprocess.Popen(
+    ["uv", "run", "python", "-u", str(gui_script), "--enable-test-hooks"],
+    stdout=log_file,
+    stderr=log_file,
+    text=True,
+    cwd=str(test_workspace.absolute()),
+    env=env,
+    creationflags=subprocess.CREATE_NEW_PROCESS_GROUP if os.name == 'nt' else 0
+)
+print(f"Started PID: {proc.pid}")
+
+# Wait for hook server
+import requests
+for i in range(30):
+    try:
+        resp = requests.get("http://127.0.0.1:8999/status", timeout=0.5)
+        if resp.status_code == 200:
+            print(f"Hook server ready after {i*0.5}s")
+            break
+    except Exception:
+        time.sleep(0.5)
+else:
+    print("Hook server didn't start!")
+    proc.kill()
+    sys.exit(1)
+
+# Wait extra for imgui to fully initialize
+print("Waiting 3s for imgui to stabilize...")
+time.sleep(3.0)
+
+# Now run the actual test flow
+from src.api_hook_client import ApiHookClient
+client = ApiHookClient()
+
+print("\n[1] set_value show_windows {Diagnostics: True}")
+client.set_value('show_windows', {'Diagnostics': True})
+time.sleep(1.0)
+
+print("\n[2] push_event save_workspace_profile")
+client.push_event('custom_callback', {'callback': 'save_workspace_profile', 'args': ['Tier3Profile', 'project']})
+time.sleep(1.0)
+
+print("\n[3] set_value show_windows {Diagnostics: False}")
+client.set_value('show_windows', {'Diagnostics': False})
+
+print("\n[4] set_value ui_auto_switch_layout")
+client.set_value('ui_auto_switch_layout', True)
+
+print("\n[5] set_value ui_tier_layout_bindings")
+client.set_value('ui_tier_layout_bindings', {'Tier 1': '', 'Tier 2': '', 'Tier 3': 'Tier3Profile', 'Tier 4': ''})
+
+def trigger_tier(tier):
+    client.push_event("mma_state_update", {"status": "running", "active_tier": tier})
+
+print("\n[6] trigger Tier 2")
+trigger_tier('Tier 2 (Tech Lead)')
+time.sleep(1.0)
+val = client.get_value('show_windows')
+print(f"[after Tier 2] show_windows: {val!r}")
+assert val is not None, "show_windows is None"
+assert val.get('Diagnostics', False) == False, f"Expected False, got {val}"
+
+print("\n[7] trigger Tier 3")
+trigger_tier('Tier 3 (Worker): task-1')
+time.sleep(1.0)
+val = client.get_value('show_windows')
+print(f"[after Tier 3] show_windows: {val!r}")
+assert val.get('Diagnostics', False) == True, f"Expected True, got {val}"
+
+print("\nALL ASSERTIONS PASSED!")
+
+# Cleanup
+print("Killing sloppy.py...")
+proc.kill()
+try:
+    proc.wait(timeout=5)
+except:
+    pass
+log_file.close()

_repro.py

@@ -0,0 +1,29 @@
+"""Minimal reproducer for the auto_switch_sim GUI crash."""
+import sys
+import time
+import os
+sys.path.insert(0, 'C:/projects/manual_slop')
+sys.path.insert(0, 'C:/projects/manual_slop/src')
+
+from src.api_hook_client import ApiHookClient
+client = ApiHookClient()
+if not client.wait_for_server(timeout=15):
+    print('FAIL: server not up')
+    sys.exit(1)
+print('OK: server up')
+
+print('Step 1: click btn_reset')
+client.click('btn_reset')
+time.sleep(1.0)
+print('Step 1 done, status=', client.get_value('ai_status'))
+
+print('Step 2: set_value current_provider gemini_cli')
+client.set_value('current_provider', 'gemini_cli')
+time.sleep(1.0)
+print('Step 2 done')
+
+print('Step 3: set_value gcli_path')
+mock_path = os.path.abspath('tests/mock_concurrent_mma.py')
+client.set_value('gcli_path', '"' + sys.executable + '" "' + mock_path + '"')
+time.sleep(1.0)
+print('Step 3 done')

config.toml

@@ -69,6 +69,11 @@ scale = 1.0199999809265137
 transparency = 1.0
 child_transparency = 1.0
 
+[theme.tone_mapping.solarized_light]
+brightness = 0.6899999976158142
+contrast = 0.8600000143051147
+gamma = 0.7699999809265137
+
 [theme.tone_mapping.moss]
 brightness = 1.059999942779541
 contrast = 0.5799999833106995
@@ -84,11 +89,6 @@ brightness = 0.7699999809265137
 contrast = 0.7200000286102295
 gamma = 0.6899999976158142
 
-[theme.tone_mapping.solarized_light]
-brightness = 0.6899999976158142
-contrast = 0.8600000143051147
-gamma = 0.7699999809265137
-
 [mma]
 max_workers = 4
 

project_history.toml

@@ -9,5 +9,5 @@ active = "main"
 
 [discussions.main]
 git_commit = ""
-last_updated = "2026-06-04T20:08:39"
+last_updated = "2026-06-05T18:41:59"
 history = []

src/gui_2.py

@@ -598,15 +598,15 @@ class App:
   finally:
    self._is_applying_snapshot = False
 
- def _capture_workspace_profile(self, name: str) -> models.WorkspaceProfile:
+  def _capture_workspace_profile(self, name: str) -> models.WorkspaceProfile:
-  if not getattr(self, "_ini_capture_ready", False):
+   if not getattr(self, "_ini_capture_ready", False):
-   self._ini_capture_ready = True
+    self._ini_capture_ready = True
-   ini = b""
+    ini = ""
-  else:
+   else:
-   try:
+    try:
-    ini = imgui.save_ini_settings_to_memory()
+     ini = str(imgui.save_ini_settings_to_memory() or "")
-   except Exception:
+    except Exception:
-    ini = b""
+     ini = ""
   panel_states = {
    "ui_separate_context_preview": getattr(self, "ui_separate_context_preview", False),
    "ui_separate_message_panel": getattr(self, "ui_separate_message_panel", False),