adding button to download audio files generated by Kokoro

app.py

@@ -721,7 +721,7 @@ fetch_interface = gr.Interface(
         "Brief/Standard/Full controlling output length: Brief=1000 chars, Standard=3000 chars, Full=complete page). "
         "Returns clean Markdown with page title as H1 header and preserved content hierarchy."
     ),
-    allow_flagging="never",
+    flagging_mode="never",
 )
 
 # --- Simplified DDG tab (readable output only) ---
@@ -743,7 +743,7 @@ concise_interface = gr.Interface(
         "OR for alternatives, and - to exclude terms. Examples: 'Python programming', 'site:example.com', "
         "'\"artificial intelligence\"', 'cats -dogs', 'Python OR JavaScript'."
     ),
-    allow_flagging="never",
+    flagging_mode="never",
     submit_btn="Search",
 )
 
@@ -765,7 +765,7 @@ code_interface = gr.Interface(
         "Parameters: code (str - Python source code to execute). "
         "Returns: Combined stdout output or exception text if execution fails."
     ),
-    allow_flagging="never",
+    flagging_mode="never",
 )
 
 CSS_STYLES = """
@@ -818,7 +818,7 @@ kokoro_interface = gr.Interface(
             info="Select from 54 available voices across multiple languages and accents"
         ),
     ],
-    outputs=gr.Audio(label="Audio", type="numpy"),
+    outputs=gr.Audio(label="Audio", type="numpy", format="wav", show_download_button=True),
     title="Kokoro TTS",
     description=(
         "<div style=\"text-align:center\">Generate speech with Kokoro-82M using 54 different voices. Supports multiple languages and accents. Can generate audio of any length! Runs on CPU or CUDA if available.</div>"
@@ -831,7 +831,7 @@ kokoro_interface = gr.Interface(
         "Use List_Kokoro_Voices() to see all available voices. "
         "Return the generated media to the user in this format `![Alt text](URL)`"
     ),
-    allow_flagging="never",
+    flagging_mode="never",
 )
 
 # ==========================
@@ -959,7 +959,7 @@ image_generation_interface = gr.Interface(
         "cfg_scale (float, 1–20), sampler (str), seed (int, -1=random), width/height (int, 64–1216). "
         "Returns a PIL.Image. Return the generated media to the user in this format `![Alt text](URL)`"
     ),
-    allow_flagging="never",
+    flagging_mode="never",
 )
 
 # ==========================
@@ -1139,7 +1139,7 @@ video_generation_interface = gr.Interface(
         "width/height (int), fps (int), duration (float in seconds). Returns MP4 file path. "
         "Return the generated media to the user in this format `![Alt text](URL)`"
     ),
-    allow_flagging="never",
+    flagging_mode="never",
 )
 
 # Build tabbed app; disable Image/Video tools if no HF token is present