Refer to the Salesforce documentation for Salesforce DX. This is a Salesforce DX project. Chapters examples are located in individual branches in the git repository. Steps within a chapter example are represented by individual commits
Refer to the license or license.txt file for copyright and license information.
Refer to Salesforce DX and Salesforce metadata documetnation for a description of all files. For an in-depth explanation of this project, refer to the 5th edition of the book Advanced Apex Programming