Introduces Pushover as a new notification channel with priority-based alerts, device targeting, and custom sounds. Enhances domain status detection for .nl and .eu domains, ensuring accurate handling when expiration dates or explicit status flags are missing. Fixes PHP 8.x compatibility issues with null parameters in date functions and improves error handling and logging by replacing error_log() with a centralized Logger service. Updates documentation and migrations for version 1.1.1.
Introduces a new 'Webhook (Custom)' notification channel allowing users to send JSON payloads to any HTTP endpoint (e.g., n8n, Zapier, custom APIs). Updates the UI to support webhook configuration, adds backend validation, and implements the WebhookChannel for sending notifications. Documentation is updated with usage instructions and payload examples.