Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

Unreleased

PAT (Personal Access Token) Support: Dual token authentication with bot token for reads and PAT for writes
Message Editing: Edit bot messages with permission controls via editMessage() action
Message Deletion: Delete bot messages with safety checks via deleteMessage() action
File Download: Secure file download with MIME type validation, executable blocking, and size limits
Interactive Directives: Support for [[mattermost_buttons: ...]] and [[mattermost_select: ...]] syntax
Security Audit: Automated security configuration scanning with collectMattermostSecurityAuditFindings()
Structured Error Handling: Comprehensive error classes with context, retry logic, and user-friendly messages
Automatic Retry Logic: Exponential backoff with jitter for transient failures
Rate Limit Handling: Full support for Mattermost rate limiting with Retry-After header parsing
SSRF Protection: Guarded outbound requests with fetchWithSsrFGuard
Multi-Account Support: Configure multiple Mattermost accounts with accounts and defaultAccount
Advanced Slash Commands: Native and skill-based commands with callback configuration
DM Channel Retry: Configurable retry logic for DM channel creation
Error Boundary: Global error handling with globalErrorBoundary
Group-Specific Settings: Per-channel configuration via groups object