Too Long; Didn't Read
The Twelve-Factor App methodology was created by developers at Heroku after their involvement with the development, operation, and scaling of hundreds of thousands of apps on the Heroku platform. Jon and Chris go through the 12 factors, explaining each one in detail and debating its relevance to today’s cloud-native applications. The Factors: Codebase, Dev/prod parity, build, release, run, build and run stages, processes, port binding, log and port binding. Some have argued for adding 3 additional factors:Telemetry, security and API First.