refactor: update environment task loading logic and add complexity reasoning datasets

refactor: update judge model to Qwen2.5-72B, standardize environment variables, and enhance task configuration schema

feat: initialize complexity reasoning datasets and update server app logic

feat: reduce inference sample size and add complexity reasoning results dataset

refactor: update inference defaults, standardize openenv.yaml schema, and overhaul submission validation script

refactor: add main entry point wrapper to server and initialize complexity reasoning datasets

refactor: update app.py re-exports and add initial complexity reasoning datasets

feat: add server entry point, initialize complexity reasoning datasets, and update task configuration with null graders

feat: add brace-counting fallback for Rust solution extraction and initialize result datasets

feat: implement difficulty-based reward weighting and update environment configuration schema

refactor: migrate inference script to use HF Space HTTP endpoints and update logging format

chore: update data directory path and synchronize project dependencies

feat: allow passing a custom temporary directory to compile_rust_code to persist binaries for testing

build: install gcc and libc6-dev in Dockerfile to support Rust linking

feat: add _strip_impl_wrapper to extract function bodies from model-generated impl blocks during code assembly

fix: prepend missing struct Solution definition to assembled code when placeholder is used

refactor: update inference script to support multi-problem evaluation and synchronous execution

feat: initialize FastAPI app and simplify landing page HTML documentation

feat: add interactive landing page with environment documentation to the server root endpoint

refactor: simplify app initialization by passing AlgoReasoningEnvironment class directly to create_openenv_app

refactor: import BaseModel from pydantic in models.py

chore: update project dependencies in requirements.txt

feat: add README and update Dockerfiles to install algo_reasoning_env via pyproject.toml

feat: add app.py entry point, configure Docker for local package installation, and update README for HuggingFace Spaces deployment

initial clean commit