v0.8.0 - Data Directory Consolidation and Auto-Updates

Major data storage overhaul consolidating all user data into ./data directory, plus chat debugging enhancements and automatic update checking.

New Features

• Provider/Model in Chat Header - Shows the provider and model used in the chat header
• Collapsible Thinking Blocks - Extended thinking models (with <think> tags) now render properly
• Purr Tag Support - Handles <purr> wrapper tags in LLM responses
• Debug Info (Always On) - Every assistant message includes debug information
• Chat Turn Logging - Each conversation turn saves debug files to disk
  • data/chats/{chatId}/turns/{turnNumber}/request.json - compiled prompt
  • data/chats/{chatId}/turns/{turnNumber}/response.json - AI response
  • data/chats/{chatId}/turns/{turnNumber}/memory.json - memories retrieved/created
• Automatic Update Checking - Sidebar shows when updates are available
  • Checks GitHub releases every 30 minutes
  • Click to update and restart automatically
• Default Data Templates - New users get starter configs from data_template/

UI Changes

• Removed Theme Palette from Sidebar - Theme selection moved exclusively to Settings page

Breaking Changes

• Consolidated Data Directory - All user data moved to ./data/ folder
  • Automatic migration on server startup
  • Simplifies Docker volume mounting (single ./data mount)
• Chat Storage Format - Chats now stored in folders instead of single JSON files

API Changes

• GET /api/version - Get current version
• GET /api/version/check - Check for updates against GitHub releases
• POST /api/version/update - Trigger update process

See CHANGELOG.md for full details.