Replace OpenCode harness with Hermes, remove workspace dependency, and move vocabulary/corrections to app folder

bin/voice_tool.py

@@ -12,8 +12,8 @@ if str(project_root) not in sys.path:
 from voice_manager import KOKORO_VOICES, MACOS_VOICES, VoiceManager
 
 def main():
-    workspace = Path.home() / "Workspace"
-    vm = VoiceManager(workspace)
+    app_dir = Path(__file__).resolve().parent.parent
+    vm = VoiceManager(app_dir)
 
     if len(sys.argv) < 2 or sys.argv[1] in ("list", "ls", "--list"):
         print("Available Voices:\n")