Add Pokrovsk Iron Line v2.2 concept doc

New survival management game concept: mobile train base in Ukraine war 2022-2025.
- Core: inverted curves (humans abundant→rare, drones rare→abundant)
- Train builder system with wagon grid layout
- Fame system for international donations
- AI-generated narrative with composed endings
- 70% events / 30% Rimworld-style combat

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
StillHammer 2025-11-23 21:17:20 +08:00
parent b243059eeb
commit e86a8d1400

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