Article-level share shows up when the user clicks on the share button in Minerva, as per T423858: [Share Highlights] Add a "Share" button to mobile article toolbar.
Acceptance criteria
- shared text has a bolded article title
- shared text is truncated if it's more than 7 lines
[X?] no article title is displayed in the branding container (no change from before, it was already like this)
[X?] the full Wikipedia wordmark is displayed instead (no change from before, it was already like this)
- optimize/combine API calls as needed - done as part of T423861

