Major Updates with LLM reply support

• Dedicated AI Settings activity with comprehensive configuration
• Smart Replies with Groq (free) and OpenAI (paid) integration
• Unified reply options UI with "Custom Text OR Smart Replies"
• Provider-specific model filtering and default fallbacks
• Customizable system messages for AI behavior control
• API key creation guides with step-by-step instructions
• Updated to support android 16

Feature enhancement

Merge pull request #32 from it5prasoon/release/v1.22.0

release v1.22.0

Bug Fix

Fixed NotificationWear Issue

Latest update...

1. Fixed some previous bugs.
2. Refactored codes.
3. Changed In-app-update methods