• Make image fitting / window resizing more precise to avoid leaving 1 pixel borders when DPI scaling is in use.
• Fix window "on top" state getting reset when showing/hiding titlebar.
• macOS: Fix "on top" windows missing from Mission Control / Exposé.
• When resizing window at fixed zoom level, pan image to maintain focal point.
• Make zoom level in titlebar update more frequently (mostly apparent for touchpad users).
• Update image format plugins.
• Update Qt to 6.8.2.