Pull Request Overview

This PR adds plugin initialization state tracking to the AutoTranslator by introducing a new property and event to signal when initialization is complete.

• Adds PluginInitialized property to track initialization state
• Adds PluginInitializationCompleted event for external subscribers
• Implements initialization completion signaling in the main plugin

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 3 comments.

File	Description
AutoTranslatorState.cs	Adds initialization state tracking with property, event, and completion handler
AutoTranslationPlugin.cs	Calls the initialization completion handler at the end of plugin initialization

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