runuser:tldr:14c38

The command "runuser ${user} -l" allows you to run a specific command or set of commands as a different user. Here's a breakdown of each component:

• "runuser": This is the command used to run a command or shell as a different user.
• "${user}": This is a variable representing the user you want to run the command as. You need to replace '${user}' with the actual username or user ID. For example, if you want to run the command as the user 'john', then it would be "runuser john -l".
• "-l": This option tells the system to start a login shell for the specified user. A login shell initializes the user's environment, sets up environment variables, and reads startup files such as .bash_profile or .profile.

Overall, the "runuser ${user} -l" command is used to execute a command or shell as a specific user, ensuring their environment is properly initialized.