- Introduced a coin economy where NPCs earn coins for productive actions (gathering, building, slaying beasts).
- Builders can now repair damaged homes, prioritizing base defense over new constructions.
- Newborn NPCs inherit their parents' nation and model connector, ensuring balanced role distribution.
- Updated survival prompts to reflect new survival priorities and rules based on NPC roles (ruler, guard, builder, gatherer).
- Added regression tests to validate the new economic and lifecycle behaviors.
Refactor survival prompt to provide a readable mission briefing
- Introduced _parse_briefing function to extract structured facts from the briefing text.
- Updated make_fake_completer to utilize the new briefing format instead of raw JSON.
- Modified _build_survival_messages to generate a plain-language briefing for NPCs.
- Adjusted tests to validate the new briefing format, ensuring it includes necessary information while excluding raw JSON data.
- Enhanced clarity of survival directives and actions within the briefing.
feat: implement NPC model switching and admin API for model management
