- New Quest mode (key 6) with full quest creation panel:
- Title, description, required level
- Quest giver / turn-in NPC ID linkage
- Up to 4 objectives: Kill, Collect, Talk, Explore, Escort, Use Object
- Rewards: XP and gold
- Quest chain support via nextQuestId linking
- Quest list showing all created quests with level and objective count
- Save quests to JSON (included in Export Zone package)
- Foundation for campaign system: create quest chains across NPCs,
link objectives to placed creatures, build storylines
