release/v0.14 rebase

[melianmiko]

• [Fix] Missing bundle contents
• [Fix] Qt 6.4 (Debian 12) compatibility
• [Feature][Dev] Add RAM tracer to find memory leaks
• [Fix][win32] bump_version.sh under windows / gh actions
• [New] save device last charge time
• [Fix] Use Qt as fallback dark theme detection
• Integrate mmk-updater
• [Feature] Flatpak build config
• [Fix] Add Qt version check, remove RAM tracer, update mmk-updater
• [Refactor] Migrate to dbus-next, fixes sandbox permisions
• [Feature] Remote control guide, settings and auth
• [Docs] Update screenshots
• [Feature] Add metainfo, minor fixes
• [DevTools] Rewrite bump_version to support... everything
• [Fix] Flatpak appdata path
• [UI] Add force X11 checkbox for GNOMEs, fixes
• [Fix] Memory leak
• [Fix] Tray menu update behaviour
• [Fix] Launch without Bluetooth service
• [Refactor] Code cleanup