chore: updated .env.sample file

doc: added readme file

build: added docker files and docker compose with relevant dependencies

feat: Update dependencies and Python version constraints

test: Add comprehensive tests for GitHubClient methods including URL parsing, language detection, and pull request handling

feat: Enhance API with pull request analysis, logging, and error handling

feat: Add Celery configuration, database setup, and GitHub client for pull request analysis

feat: Implement code analysis and review tools with detailed issue reporting

chore: Update project configuration and dependencies

feat: Initial project setup with FastAPI and Celery

Initial commit