- Cleaned up whitespace in debug, load, and walk test files for better formatting.
- Enhanced logging statements for clarity during template loading and walking tests.
- Standardized test structure to improve maintainability and readability across template-related tests.
- Introduced template loading functionality during messenger initialization, allowing for dynamic message templates.
- Added SendT, SendTWithProvider, SendTBatch, and SendTBatchMixed methods to the Service for sending messages using templates.
- Updated provider implementations for Mailgun, Twilio, and Mailer to support template-based message sending.
- Enhanced the Provider interface to include optional template methods, improving flexibility and usability across providers.
