Perf: Optimize Streamlit video processing loop with JPEG encoding

UI: Add user instructions to Test Videos page

UI: Improve About App page with Streamlit tabs and training details

Gracefully handle missing images

Fix broken LFS pointers and clean up requirements.txt

testing

testing

handled closure of opened file

fixed issue with closed file

fixed issue with closed file

handled closure of opened file

Update app.py

Update requirements.txt

Update app.py

handled error with file

Update app.py

Upload model-graph.png

Update util.py

Upload DataPipeline.png

Update requirements.txt

Update app.py

Upload categories_processed.png

Update app.py

Upload 5 files

Added README

Fresh reset: clean Space without LFS history