v1.2.1 - Browser extension foundation, faster startup, and reliability fixes

New features

• Added support for the forthcoming Buddy browser extension, including filling logins, one-time codes, payment cards, and addresses.
• Save new logins and update changed passwords from your browser.
• Browser connections require approval in Buddy and can be reviewed or revoked under Settings > Browser Extension.
• Improved startup performance by loading only the selected language.
• Reduced the app by 93 Rust dependencies.
• Every build now includes a software bill of materials.
• Settings > About now shows the exact crypto core commit used to build the app, with a link to its source.

Bug fixes

• Fixed the QR code menu not opening while editing an entry.
• Fixed a Windows issue where the window could remain unfocused after a cold start.