v0.2

Enhanced DM Reliability with meshcore-2.1.6

• NEW: Implemented send_msg_with_retry for Direct Messages using meshcore-2.1.6
• NEW: Automatic ACK confirmation for all DM sends
• NEW: Configurable retry parameters with intelligent fallback
• NEW: Path optimization and flood mode fallback for failed deliveries
• NEW: Enhanced DM logging with success/failure indicators

Advanced Prefix Command System

• NEW: prefix <XX> command to query repeater prefixes via API
• NEW: prefix refresh subcommand to manually refresh API cache
• NEW: prefix free command to list available (unused) prefixes
• NEW: SQLite database fallback when API is unavailable
• NEW: 1-hour in-memory caching for API responses
• NEW: Dynamic API source detection in responses
• NEW: Random selection of free prefixes for better distribution

Command Matching Precision

• FIXED: prefix command now only matches at the beginning of messages
• FIXED: t_phrase command restricted to beginning of message (t or T )
• FIXED: @ command no longer triggers on "at" in middle of messages
• FIXED: repeater command restricted to DM-only and beginning of message
• IMPROVED: All commands now use precise keyword matching