That's weird, I didn't have to do anything for 1password to integrate with the google-chrome-stable package.
Manifests can be written in user directory, which the app should do (haven't checked myself: did you enable browser integration in the settings?)
Pinned Comments
1Password commented on 2021-07-27 21:07 (UTC) (edited on 2021-09-13 17:52 (UTC) by 1Password)
1Password for Arch Linux - Stable
The source is signed with the GPG key
3FEF9748469ADBE15DA7CA80AC2D62742012EA22
and can be seen on the install-linux guide.Getting Started
Our getting started guide can be found at https://support.1password.com/install-linux/#arch-linux
Support
Our Linux support discussion is available at https://1password.community/categories/linux
Beta Releases
Our beta releases can be found at 1password-beta. Beta releases are more likely to have regressions than our stable releases.