- Completely rewrote updateCharacterField function to work with new multi-line Present Characters format
- Now parses character blocks by '- Name' lines instead of pipe-separated format
- Handles updating Details, Relationship, and Stats lines correctly
- Supports all field types: name, emoji, custom fields, relationship, character stats
- Creates new character blocks if character doesn't exist
- Fixes bug where edits would revert because old format logic couldn't parse new format
- Users can now successfully edit all Present Characters fields