adds local embeddings and huggingface inference as defaults , adds tests , improves precommit and ci

adds tests , integration tests , github readme , and more!

Merge branch 'feature/iterative-deep-research-workflows' of https://github.com/Josephrp/DeepCritical-HFSpace into feature/iterative-deep-research-workflows

adds the initial iterative and deep research workflows

Merge branch 'dev' into feature/iterative-deep-research-workflows

chore: update model names in .env.example and tests

adds the initial iterative and deep research workflows

feat: implement dual-mode architecture (Simple + Advanced) (#45)

fix: address CodeRabbit feedback and P0 blockers

feat: implement HFInferenceJudgeHandler for free-tier AI analysis

feat: add demo mode warnings and BYOK (Bring Your Own Key) support

feat: Complete Phase 9 Source Cleanup (Remove WebTool) (#14)

fix: pydantic-ai v1 compatibility and Anthropic model update

fix: add type ignore comment for Agent instantiation in JudgeHandler

fix(tests): resolve mypy divergence and test failures

feat(phase3): implement judge slice (LLM Judge, Prompts, Models)

feat(phase1): Foundation & Tooling complete