Merge pull request #1 from JaleedAhmad/development

docs: update features with prompt guard and groq fallbacks

docs: update features and directory map for security module

feat: add groq fallback to gemini agent calls

feat: add 3-layer prompt guard security module

feat: implicit login after signup

chore: restrict file upload module to supported file types

docs: Update README with new security features

feat: Add authentication security & prompt injection defenses

Remove obsolete packages.txt (handled by Dockerfile)

Add safe error handling to Supabase auth and session endpoints

Improve UI error handling with user-friendly statements instead of raw tracebacks

Add badges for Groq, Meta Llama, Hugging Face, and GitHub Actions to README

Update README.md with CI/CD and Vision features

Trigger deployment pipeline for Dockerfile update

Configure Streamlit CORS/XSRF via ENV and install poppler-utils in Dockerfile

Fix file upload error in Hugging Face Spaces by disabling CORS/XSRF

Trigger deployment pipeline for Jaleed02 Space update

Update Hugging Face Space ID to Jaleed02/AI-notes-agent

Add Image/Scan OCR support with Groq fallback

Trigger deployment pipeline

Fix HF authentication URL format

Fix Supabase stale connection and add HF Space CI/CD

chore: add keep-alive script for Supabase and HF Spaces

Patched OAuth redirect URI for production

Fix: Add missing pypdf dependency back to requirements.txt

Fix: Add Hugging Face YAML metadata block to README

Initial production deployment

Initial commit: Multi-User AI Study Agent