v0.2.0

What Changed

• Crash fix: Added hide_when_empty to label config values map (was missing, caused RASSERT abort on startup)
• New feature: hide_when_empty config option for labels
• $GREETD_USER improvement: Clears entire format string when no username set
• Greet label: Enabled by default in example.conf with font_size = 16 and hide_when_empty = true
• Debug logging: Added formatString logging for easier diagnosis