fix: complete Redis cache integration and clean up test layer

fix

fixed lint

style(github_tool): fix import grouping, remove trailing whitespace

fix(security): resolve all bandit findings — log swallowed exception, annotate justified subprocess usage

feat(tools): add diff-aware file filtering for incremental reviews

fix(types): wrap Repo.clone_from in lambda to fix mypy arg-type errors

fix(github_tool): add 60s timeout to Repo.clone_from to prevent worker starvation

fix(github_tool): cleanup partial clone directory on Repo.clone_from failure

fix: validate GitHub URL inside clone_repository to protect all callers not just API layer

fix

fix(security): shallow clone (depth=1) to limit bandwidth before size check

fix: enforce max_repo_size_mb after clone

fix: resolve all ruff lint errors (E402, F401, F811)

fix: use unique per-request clone paths to prevent concurrent collisions

refactor: replace print() with structured logging across all agents and tools

fix: use Windows-compatible temp path for repository cloning

fix: resolve all ruff linting errors in __init__ files and CI

feat: add all tools - github, scanner, ast, pytest, static analyzer