Add mod documentation in seven languages

manifest.json

@@ -3,7 +3,7 @@
   "name": "Quests Engine",
   "version": "1.0.0",
   "author": "ct",
-  "description": "Engine quests subsystem: the quest factory and runtime state (QuestFactory, QuestBase/QuestData), the IQuestService implementation, quest scenario actions, quest scene conditions with the QuestParser leaf parser and the quest journal UI. Replaces the former Core/Quests state, Core/Actions quest services and actions, Core/Scenes quest conditions and Core/UI/Quests - QuestsModInitializer publishes the kernel contract (IQuestService via QuestServiceRegistry), registers the quest leaf parser and the new-game resettable; QuestsSaveable persists quest state through the generic mod save slot.",
+  "description": "Quests engine: quests with numbered steps that scenarios start, advance and finish, and the journal panel that shows them.",
   "category": "engine, library",
   "sources": [
     "src/**/*.cs"