- Updates default model from gpt-4o-mini to gpt-5.6-luna across all
documentation, config, and CLI help text
- Fixes model string format from provider/model to provider:model
(PydanticAI convention) in README, SKILL.md, references, and examples
- Fixes anthropic, deepseek, and google example model strings to use
colon format consistently
Signed-off-by: Magnus Hedemark <magnus919@pm.me>