* master:
All app servers go to the size.
Handling missing hub.challenge when hub sends a 404 back. (from https://www.lifehate.it/feed)
Only DEBUG_QUERIES are needed to debug queries.
* pipeline:
Celery also has a set user.
Setting the user for celery and newsblur_web in both prod and docker-compose so that logs are always under the right user. Fixes#1593.
Making add_site callback optional to support iOS. #1584
Adding check for renaming a feed that a user isn't subscribed to.
Finishing up PostgreSQL migration. Needs to test backups.
Handling unreadable POST for push feeds and their fat pings.
Android v11.2
Schedule and cancel subscription sync services based on user auth state.
Check for authenticated user before a subscription sync.
Subscription sync service running every 24 hours to sync if necessary the user's premium subscription state between NewsBlur and Play Store.
Upgrade subscriptions to billing 4.0
Subscription manager to handle billing and subscription syncs between Play Store and NewsBlur.
#1573 Feed search favicon loading.
Replace cursor loaders (#9)
Fixing grafana sentry integration.
Adding sentry grafana pluging.
Boosting timeout for docker prune
Don't prune docker unless needed.
Update docker-compose.yml
