Enhance protocol and simulation features with activity tracking and behavior definitions

- Updated protocol documentation to include new `activity` and `activityLabel` fields in the person card response, reflecting real-time activity status.
- Introduced `BehaviorDef` to define behavior rules, including need thresholds and lesson skill gains, enhancing AI decision-making.
- Revised the `DefCatalog` to incorporate behavior definitions and updated validation logic to ensure proper behavior handling.
- Enhanced the simulation to manage presence and activity states, allowing for more dynamic interactions within the school environment.
- Updated tests to validate the new activity tracking and behavior functionalities, ensuring robust performance and reliability.
- Improved localization strings to support new activity and behavior features, enhancing user experience.

src/HSchool.Server/mods/core/localizations/ru.jsonc

@@ -1,5 +1,12 @@
 {
   "Sit": "Сесть",
+  "EatLunch": "Обед",
+  "UseToilet": "Туалет",
+  "RecessRest": "Перемена",
+  "Chat": "Разговор",
+  "WalkCorridor": "Прогулка по коридору",
+  "WalkYard": "Прогулка во дворе",
+  "Behavior": "Правила поведения",
   "Chair": "Стул",
   "DirectorsChair": "Кресло директора",
   "Desk": "Стол",