Fix final phase 1 and phase 2 inference and scoring issues

readme

fix: change body to empty dict to prevent Pydantic 422 Unprocessable Entity errors during validation

chore: update Dockerfile and inference.py based on local edits

fix: add root requirements.txt for Phase 2 validation and handle API keys/LLM crashes in inference.py

Add Expert tier tasks to evaluate multi-step UUID stateful tracking and OpenAPI discovery

Implement strict judge feedback: ambiguous task descriptions, server-side payload clues, increased exploration steps

Update inference.py environment variable parsing to match submission checklist

fix: correct inference.py log format [START]/[STEP]/[END]

fix: remove Optional types to pass openenv validate

Initial submission: API Debug Environment