fix: rewrite grader with reference scoring pattern and clamp all reward fields

fix: resolve Pyrefly linter errors - add search-path config and type guards

fix(ide): suppress IDE false positive import warnings in server/app.py

last 0 and 1 error update

fix: add pyright extraPaths to resolve IDE import warnings for models, grader, tasks, server.environment

fix: clamp scores in environment and validate to strict open interval

fix: align port to 7860 for HF Spaces and harden inference.py error handling

project upload