When a browser-based JavaScript event from a MediaWiki desktop/mobile webpage is oriented around an experiment, route it to the v2/beacon endpoint on the same domain as the webpage.
Probable changes:
- mediawiki-config (e.g., https://gerrit.wikimedia.org/g/operations/mediawiki-config/+/312e61ce333e9f2abfe8fc8e3f2c9c292a1b3557/wmf-config/CommonSettings.php#4339 , https://gerrit.wikimedia.org/g/operations/mediawiki-config/+/312e61ce333e9f2abfe8fc8e3f2c9c292a1b3557/wmf-config/ext-EventStreamConfig.php , https://gerrit.wikimedia.org/g/operations/mediawiki-config/+/312e61ce333e9f2abfe8fc8e3f2c9c292a1b3557/wmf-config/CommonSettings.php#3464 etc. prod and non-prod - probably need a new $wg variable for Event Logging)
- Metrics Platform extension/library/related
- Varnish Pupet config