fix: completely change voices for Dorothy, Harold, and Marcus

pipeline/profiles.py

@@ -16,7 +16,6 @@ PROFILES: dict[str, dict] = {
         "display_name": "Lumi",
         "label":        "Lumi · Your Guide",
         "portrait":     "lumi.png",
-        # af_sky: bright and youthful. Speed 1.1 for energetic guide feel.
         "kokoro_voice": "af_sky",
         "kokoro_speed": 1.1,
         "edge_voice":   "en-US-JennyNeural",
@@ -31,14 +30,14 @@ PROFILES: dict[str, dict] = {
         "display_name": "Dorothy",
         "label":        "Dorothy · Elderly Black woman, 70",
         "portrait":     "dorothy.png",
-        # af_bella: warm and round. Speed 1.0 for natural elderly warmth.
-        "kokoro_voice": "af_bella",
+        # Completely new voice: Monica (US) - warmer and more mature.
+        "kokoro_voice": None,
         "kokoro_speed": 1.0,
-        "edge_voice":   "en-US-MichelleNeural",
+        "edge_voice":   "en-US-MonicaNeural",
         "rate":         "-2%",
         "pitch":        "+0Hz",
         "description":  "a wise, nurturing elderly woman with a warm and caring heart",
-        "voice": "af_bella", "speed": 1.0,
+        "voice": "en-US-MonicaNeural", "speed": 1.0,
     },
 
     "harold": {
@@ -46,14 +45,14 @@ PROFILES: dict[str, dict] = {
         "display_name": "Harold",
         "label":        "Harold · Elderly White man, 70",
         "portrait":     "harold.png",
-        # Use a distinct British male voice from Edge for clear elderly gentleman feel.
+        # Completely new voice: William (Australian) - calm, distinguished, elderly gentleman feel.
         "kokoro_voice": None,
         "kokoro_speed": 1.0,
-        "edge_voice":   "en-GB-ThomasNeural",
-        "rate":         "-5%",
+        "edge_voice":   "en-AU-WilliamNeural",
+        "rate":         "-4%",
         "pitch":        "-2Hz",
-        "description":  "a gentle, patient, and distinguished elderly British gentleman",
-        "voice": "en-GB-ThomasNeural", "speed": 1.0,
+        "description":  "a gentle, patient, and distinguished elderly gentleman",
+        "voice": "en-AU-WilliamNeural", "speed": 1.0,
     },
 
     "marcus": {
@@ -61,14 +60,14 @@ PROFILES: dict[str, dict] = {
         "display_name": "Marcus",
         "label":        "Marcus · Young Black man, 25",
         "portrait":     "marcus.png",
-        # Use DavisNeural: energetic and youthful.
+        # Completely new voice: Ryan (British) - youthful, clean, and energetic.
         "kokoro_voice": None,
         "kokoro_speed": 1.0,
-        "edge_voice":   "en-US-DavisNeural",
-        "rate":         "+8%",
+        "edge_voice":   "en-GB-RyanNeural",
+        "rate":         "+4%",
         "pitch":        "+0Hz",
         "description":  "a warm, energetic young man who is upbeat, encouraging, and friendly",
-        "voice": "en-US-DavisNeural", "speed": 1.0,
+        "voice": "en-GB-RyanNeural", "speed": 1.0,
     },
 
     "priya": {
@@ -90,7 +89,6 @@ PROFILES: dict[str, dict] = {
         "display_name": "Carlos",
         "label":        "Carlos · Middle-aged Latino man, 45",
         "portrait":     "carlos.png",
-        # ChristopherNeural: calm, knowledgeable, and professional advisor voice.
         "kokoro_voice": None,
         "kokoro_speed": 1.0,
         "edge_voice":   "en-US-ChristopherNeural",