fix: switch gemma4-chat to Qwen2.5-1.5B-Instruct (non-gated, no license gate)

fix: README.md (gemma3-1b default + examples list-of-lists)

fix: app.py (gemma3-1b default + examples list-of-lists)

fix: pin gradio>=5 to avoid HfFolder removal

fix: pin gradio>=5 to avoid HfFolder removal

fix: add audioop-lts backport for Python 3.13 (pydub crash)

init: owned LLM inference endpoint for Nomos42 councils (cpu-basic)

initial commit