Update README with social media links and hackathon tags

add screenshots

Clean up project: add LICENSE, simplify Modal config, update docs

fix: install graphviz in Makefile, add light theme CSS override

docs: add comprehensive README with setup instructions

chore: add data directory structure

chore: add Makefile with development commands

feat: add main application entry point

feat: add Gradio web UI with interactive diagram explorer

feat: add MCP (Model Context Protocol) server

feat: add Modal serverless deployment support

feat: add ElevenLabs voice synthesis integration

feat: add DOT diagram generation and management

feat: add AI-powered code analysis with Gemini

feat: add GitHub repository cloning and management

feat: add core configuration and project structure

chore: add project dependencies

chore: add gitignore