Make voice_tool dependency-free and add voice alias mappings for macOS vs Kokoro names

voice_manager.py

@@ -4,8 +4,13 @@ Supports both Kokoro TTS voices and macOS System voices, persisting user voice p
 """
 
 import json
+import logging
 from pathlib import Path
-from loguru import logger
+
+try:
+    from loguru import logger
+except ImportError:
+    logger = logging.getLogger("voice_manager")
 
 # Supported Kokoro TTS voices categorized by style
 KOKORO_VOICES = {
@@ -32,6 +37,19 @@ MACOS_VOICES = {
     "Alex": "US Male",
 }
 
+VOICE_ALIASES = {
+    "daniel": "bm_george",      # British Male
+    "moira": "bf_emma",         # British Female
+    "samantha": "af_bella",     # US Female
+    "alex": "am_michael",       # US Male
+    "karen": "bf_isabella",     # AU/UK Female
+    "michael": "am_michael",
+    "bella": "af_bella",
+    "heart": "af_heart",
+    "fenrir": "am_fenrir",
+    "adam": "am_adam",
+}
+
 
 class VoiceManager:
     """Manages active voice settings and dynamic voice switching."""
@@ -78,21 +96,27 @@ class VoiceManager:
         voice_name = voice_name.strip()
         matched_voice = None
 
-        # Exact match or fuzzy match
-        for v in {**KOKORO_VOICES, **MACOS_VOICES}:
-            if voice_name.lower() == v.lower():
-                matched_voice = v
-                break
+        # Check voice aliases first (e.g. Daniel -> bm_george)
+        clean_name = voice_name.lower()
+        if clean_name in VOICE_ALIASES:
+            matched_voice = VOICE_ALIASES[clean_name]
 
+        # Exact match or fuzzy match
         if not matched_voice:
-            # Partial match search
-            for v in {**KOKORO_VOICES, **MACOS_VOICES}:
-                if voice_name.lower() in v.lower():
+            for v in KOKORO_VOICES:
+                if clean_name == v.lower():
                     matched_voice = v
                     break
 
         if not matched_voice:
-            available = ", ".join(list(KOKORO_VOICES.keys()) + list(MACOS_VOICES.keys()))
+            # Partial match search
+            for v in KOKORO_VOICES:
+                if clean_name in v.lower():
+                    matched_voice = v
+                    break
+
+        if not matched_voice:
+            available = ", ".join(list(KOKORO_VOICES.keys()))
             return False, f"Voice '{voice_name}' not found. Available voices: {available}"
 
         self._active_voice = matched_voice