Implement Message Summarization Feature

[eyenpi]

Overview

Add message summarization capability to compress long conversation histories while preserving key information.

Requirements

• Create MessageSummarizer class to handle summarization logic (extending BaseAlgorithm)
• Support configurable summarization strategies (extractive/abstractive)
• Integrate with existing message history management
• Add summarization triggers based on:
  • Message count threshold
  • Token count threshold
  • Time-based intervals

Acceptance Criteria

• Working summarization implementation
• Unit tests
• Integration with main message flow
• Documentation
• Performance validation (<500ms per summary)