Update README.md

README.md

@@ -9,13 +9,15 @@ app_file: app.py
 pinned: false
 license: apache-2.0
 short_description: smolagent tool to transcribe audio & video files
+thumbnail: >-
+  https://cdn-uploads.huggingface.co/production/uploads/6339a72d593f7e383739348b/pE2FxleMKZLuJqjlg_ShH.png
 ---
 
 # TranscriptTool: A SmolAgent Tool for Audio/Video Transcription
 
 ## Overview
 
-`TranscriptTool` is a SmolAgent tool designed to transcribe audio and video files into text. Leveraging OpenAI's Whisper and `ffmpeg`, this tool empowers agents to process multimedia inputs efficiently. It supports robust file handling, including format conversion to WAV, dynamic device selection (CPU or GPU), and easy use within smolagents via the Hugging Face API.
+`TranscriptTool` is a smolagent tool designed to transcribe audio and video files into text. Leveraging OpenAI's Whisper and `ffmpeg`, this tool empowers agents to process multimedia inputs efficiently. It supports robust file handling, including format conversion to WAV, dynamic device selection (CPU or GPU), and easy use within smolagents via the Hugging Face API.
 
 The repository contains three main components:
 - **`transcription_tool.py`**: The core smolagent tool for transcription.