feat(agents): enhance instructions and tool routing
Add GPT-5 (o4-mini) deep_agent; refine main-agent policies (CRITICAL DATE HANDLING); clarify file/memory routing.
Simplify configuration examples in README
Rename evi.run to evi-run and improve README structure
docs: clarify Memory Management description
Remove automatic release workflow and badge from README
Fix bug in daily credits allocation for users
Fix undefined name error in config.py
Disable code formatting checks for the first release
Update CI workflow to use Python 3.10+ instead of 3.9