Fix / lose focus after activating share button

[ChristiaanScheermeijer]

Description

When activating the share button, the focus is lost because of the select and copy action. This change stores the document activeElement and restoring focus after the copy command.

Should we be using Clipboard APIs? 🤔

Steps completed:

According to our definition of done, I have completed the following steps:

• [x] Acceptance criteria met
• [x] Unit tests added
• [ ] Docs updated (including config and env variables)
• [ ] Translations added
• [x] UX tested
• [x] Browsers / platforms tested
• [x] Rebased & ready to merge without conflicts
• [x] Reviewed own code

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 9f7236e):

https://ottwebapp--pr502-fix-focus-lost-after-rpye9koi.web.app

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[AntonLantukh]

@ChristiaanScheermeijer clipboard.writeText looks pretty safe, any concerns?

[ChristiaanScheermeijer]

@ChristiaanScheermeijer clipboard.writeText looks pretty safe, any concerns?

It should be safe and use transient permissions, which means the user has to interact with the page.

But changing the implementation is not in the scope of this fix 😄