docs: add complete improvement roadmap for top-tier AIML resume

fix: exclude task_id from **result kwargs to avoid duplicate argument error

fix: strip trailing newline from GROQ_API_KEY before using in HTTP header

fix: use httpx directly for Groq API (bypass SDK connection issues in HF Spaces)

fix: route LLM to Groq (deepseek-r1) instead of hardcoded gpt-4o/openai

fix: skip git checkout when base_commit is empty/HEAD — fixes clone error in HF Spaces

fix: add HuggingFace Spaces config to README

chore: remove .venv and node_modules from git tracking

fix: use slim requirements-api.txt in Dockerfile, exclude torch/GPU packages

feat: add Dockerfile for HuggingFace Spaces deployment

fix: auto-load .env in llm_client; add SWEBenchLoader class to loader

fix: normalise LangGraph dict output back to AgentState in _run_with_langgraph

docs: add complete project guide (setup, learning roadmap, deployment, interview prep)

Initial commit