Update requirements.txt

requirements.txt

@@ -1,10 +1,25 @@
+# requirements.txt for visualize_gaze_dynamic_audio_transcribe_gifs_app.py
+
+# Core Streamlit framework
 streamlit
+
+# Data manipulation and numerical operations
 pandas
-plotly
 numpy
-pydub         # Required for audio loading and processing
-openai        # Optional: Only needed for the audio transcription feature
 
-# Note: pydub relies on an external audio processing backend like FFmpeg or Libav.
-# Ensure you have one of these installed on your system for pydub to function correctly.
-# See pydub documentation for details: https://github.com/jiaaro/pydub#dependencies
+# Plotting library
+plotly
+
+# Cloud Service SDKs
+openai          # For transcription (Whisper) and embeddings/chat (GPT)
+supabase        # For database storage (session info, segments) and file storage
+pinecone # For vector database (semantic search on transcripts)
+
+# Audio processing
+pydub           # For loading, slicing, and exporting audio segments
+
+# --- System Dependencies Note ---
+# The 'pydub' library requires FFmpeg or Libav to be installed on the system
+# where this application is run. It is NOT installed via pip.
+# Please ensure FFmpeg (recommended) or Libav is installed and accessible in your PATH.
+# Installation instructions vary by OS (e.g., `apt install ffmpeg` on Debian/Ubuntu, `brew install ffmpeg` on macOS).