Diplomacy with quests in a HOMM setting

The main inspiration for this approach to diplomacy came from FTL (Faster Than Light). It that game, the player would have random encounters in space, where the available options would depend on the player's ship components and crew composition. It was always a treat to discover that they could expertly handle the latest encounter.

Commit: integrate quests with chats (2023-10-26 21:40:40)