feat(docs): implement structured lessons documentation standard

[dgokcin]

Summary

This PR introduces a new structured documentation standard for lessons learned, replacing the previous template-based approach. The new standard provides a more organized and maintainable way to capture, categorize, and track lessons learned throughout the project lifecycle.

Changes

• Added with comprehensive documentation standards:

  • Defined clear directory structure under
  • Established standardized document sections (Header, Category, Content, Guidelines, Status)
  • Implemented categorization system for different types of lessons
  • Added status tracking (Active, Superseded, Deprecated)

• Removed legacy template files:

  • : Basic template for lessons
  • : Project interaction history template
  • : Task tracking template

Additional Notes

• The new standard improves searchability and maintenance through categorized subdirectories
• File naming convention (YYYY-MM-DD-description.md) ensures chronological organization
• Status tracking helps maintain relevance of captured lessons
• Examples provided in the standard demonstrate proper formatting and content expectations
• All lessons will now be stored in .ai/lessons/ for better organization