Revert "ai: Disable file upload."

* This reverts commit fe94329f2866d92b6330881cd884648f383c47b6.

Conflicts:
src/main/gradio.py

src/main/gradio.py

@@ -155,7 +155,7 @@ def launch_ui():
         # Chatbot UI
         with gr.Column(): chatbot = gr.Chatbot(label=AI_TYPES["AI_TYPE_1"], show_copy_button=True, scale=1, elem_id=AI_TYPES["AI_TYPE_2"], examples=JARVIS_INIT, allow_tags=["think"])
         # User's input
-        msg = gr.MultimodalTextbox(show_label=False, placeholder=RESPONSES["RESPONSE_5"], interactive=True, file_count=None, file_types=None, sources=[])
+        msg = gr.MultimodalTextbox(show_label=False, placeholder=RESPONSES["RESPONSE_5"], interactive=True, file_count="single", file_types=ALLOWED_EXTENSIONS)
         # Sidebar to select AI models and on/off deep search
         with gr.Sidebar(open=False):
             deep_search = gr.Checkbox(label=AI_TYPES["AI_TYPE_8"], value=False, info=AI_TYPES["AI_TYPE_9"], visible=True)