Fix input voice validation

app.py

@@ -108,7 +108,6 @@ with gr.Blocks(theme=gr.themes.Ocean()) as vibe_shopping_app:
             rtc_configuration=get_cloudflare_turn_credentials_async,
             server_rtc_configuration=get_cloudflare_turn_credentials(ttl=360_000),
             scale=0,
-            height=190,
         )
         with gr.Accordion(open=False, label="Input Image"):
             gr.Markdown(

mcp_host/tts/fastrtc_tts.py

@@ -26,7 +26,7 @@ def stream_text_to_speech(
         np.ndarray: The audio as a NumPy array.
     """
     voice = voice or "af_heart"
-    if voice not in VOICES:
+    if voice not in VOICES.values():
         raise ValueError(f"Voice '{voice}' is not available.")
 
     kokoro_lang = voice[0]

mcp_host/tts/hf_zero_gpu_tts.py

@@ -52,7 +52,7 @@ def stream_text_to_speech(
         np.ndarray: The audio as a NumPy array.
     """
     voice = voice or "af_heart"
-    if voice not in VOICES:
+    if voice not in VOICES.values():
         raise ValueError(f"Voice '{voice}' is not available.")
     
     kokoro_lang = voice[0]

mcp_host/ui.py

@@ -30,7 +30,7 @@ def UI(products_state: gr.State, image_state: gr.State):
         </div>""",
         container=True,
         max_height=600,
-        min_height=600,
+        min_height=450,
         padding=False,
     )