foreman:tldr:2b2d7

The command "foreman start -m all=1,${worker}=0" is used to start a set of processes defined in a Procfile using Foreman.

Here is what each part of the command means:

• "foreman" is the command-line tool used to manage Procfile-based applications. It helps in running multiple processes in development or production environments.

• "start" is a command in Foreman to start the defined processes.

• "-m all=1,${worker}=0" is an option to specify the number of each process to run. It uses the syntax "process=num" to define the number of instances for each process. In this example, it specifies that "all" should have one instance (num=1) and the process named "worker" should have zero instances (num=0).

This command will start the processes defined in the Procfile, running one instance of the "all" process and zero instances of the "worker" process. The Procfile is a text file used to define the different processes and commands to run for an application.