Page Comparison

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•  Freeze code
•  Test deploy to staging
•  turn on ENV feature flag in staging
•  Sync prod database to staging
•  Deploy holding branch to staging
•  run rake task to migrate data rake scihist:data_fixes:migrate_oh_request_email
•  test staging
•  Merge holding branch into master
•  Deploy master to production (but with feature flag off)
•  Run rake task to migrate production data rake scihist:data_fixes:migrate_oh_request_email
•  Announce new features are about to be turned on
•  turn on feature flag in production
•  Prepare separate PR to remove old db column and associated logic
•  Remove code on the “old” side of the feature flag and obsolete code paths from code
•  Remove now-obsolete Heroku ENV setting governing the feature in prod and staging
•  Mid- to late-March: prioritize Prioritize remaining work.