Update README.md

fix: resolve huggingface space deployment permission and missing uploads dir issue

fix: date range logic and reply parent id logic

Update project

2026032101

Replace hero banner with search bar on home page

Update course detail page UI and logic for purchased state

Update course access button to show resource link in a modal

Fix all linting errors in frontend and backend

Fix duplicated /api routing in frontend requests

Track frontend files directly and fix Docker package copy

Fix Docker install step for frontend dependencies

Add Space README metadata for Docker SDK

Prepare Hugging Face Space deployment