David browser extension preview

Chrome (desktop):
1. Unzip this download and keep the folder on your computer.
2. Open chrome://extensions and enable Developer mode.
3. Choose Load unpacked and select the folder containing manifest.json.
4. Reload website tabs and pin the extension from the Extensions menu.

Safari (desktop preview):
Enable developer features in Safari Settings > Advanced, then choose Develop > Add Temporary Extension and select this folder. Grant website access and reload tabs. Re-add after Safari quits.

Chrome on phones and tablets cannot install this extension.
See docs/distribution.md in the source repository for iPhone/TestFlight packaging.
