feat: Implement OTA status API with partition information, define ESP32 partition layout, add ArrayCount utility, and include agent interaction rules.

Provider/.agents/rules/how-to-work-with-user.md

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+---
+trigger: always_on
+---
+
+The way you must work with the human user is simple. When you finish a task, tell him what you did, what you think you should do next and ask for review and confirmation. Never go rogue.