Update documentation and dependencies for MeshCore Open

- Replaced sqflite with shared_preferences for local key-value storage in README.md
- Updated gradle.properties to include builtInKotlin and newDsl flags
- Enhanced translation feature documentation in additional-features.md
- Modified BLE protocol documentation to include new command and response codes in ble-protocol.md
- Clarified channel management details in channels.md
- Improved chat and messaging documentation, including message path viewing and translation options in chat-and-messaging.md
- Updated contacts management details in contacts.md
- Revised map and location documentation for inferred locations and user interface changes in map-and-location.md
- Adjusted navigation flow in navigation.md to reflect changes in screen transitions
- Updated notification system details in notifications.md
- Enhanced repeater management documentation in repeater-management.md
- Clarified scanner and connection process in scanner-and-connection.md
- Reorganized settings documentation for better clarity and added new node and location settings in settings.md

documentation/notifications.md

@@ -22,7 +22,7 @@ MeshCore Open provides both **system notifications** (push-style OS alerts) and
 
 ### 3. Advertisement Notifications
 - **Triggered when**: A new node is discovered on the mesh for the first time
-- **Title**: "New [type] discovered" (e.g., "New chat node discovered")
+- **Title**: "New [type] discovered" (e.g., "New Chat discovered")
 - **Body**: Contact's name
 - **Priority**: Default
 - **Android channel**: `adverts`
@@ -43,7 +43,7 @@ Red numeric badges appear throughout the UI:
 - **Contacts list**: Each contact row shows a red pill badge (e.g., "3") for unread messages
 - **Channels list**: Each channel row shows an unread badge
 - **Chat screen subtitle**: Shows unread count inline
-- Badges cap at "99+" for display
+- Badges cap at "9999+" for display
 
 ### How Unread Counts Work