fixed inference

fixed inference.py

Fix [END] format - remove score field, add HF_TOKEN validation

Update .env.example

Update .env.example with hackathon required variables

Update inference.py with [START]/[STEP]/[END] format and dotenv loading

Fix server/app.py - add main() function with if __name__ block

Add server/app.py required by openenv validator

Fix openenv validate: add uv.lock, openenv-core, server entry point

Add pyproject.toml for openenv validate

Add inference.py required by OpenEnv validator

Fix favicon 404, clean up imports

Add HF Space metadata header to README

Complete SQL Query Debugger OpenEnv - 24/24 tests passing, Docker verified

Initial commit