• Create Plugin_Main class #4
• Create Plugin_Context class  #5
• Create Check interface class #6
• Create Check Abstract Classes #7
• Create Check_Context class #10
• Create Check_Result class #11
• Create Checks class #12
• Create Check_Runner interface #13
• Create Preparation interface #16

WP CLI Class

• Create the WP-CLI subcommand wp plugin check #30

Check Orchestration and Execution Approach with initial checks to implement first with core infrastructure

• Create Enqueued_Scripts_Size_Check #17
• Create I18n_Usage_Check #18