v0.3.1

Packaging & Distribution

Fixes

• Sandbox permissions — narrowed from --filesystem=home to --filesystem=xdg-data/artbudgeteer only
• Wayland-only — removed X11/IPC permissions, app now runs exclusively on Wayland

Features

• PNG icons — added 16×16 through 256×256 PNG sizes alongside SVG for full icon theme compatibility
• Open source — licensed under GPL-3.0-or-later (LICENSE file, pyproject.toml, AppStream metainfo)

Infrastructure

• AppStream metainfo updated with correct license identifier