Docker Sandboxes v3 mixins adding Black Duck Detect & Bridge scanning to any agent

Docker Sandbox kits and base images for the Pi Coding Harness.

The docker/whalesay whale as a Docker Sandboxes v3 kit (mixin). Offline, no secret or network.

Laravel sandbox image for Docker Sandboxes: PHP 8.5, Postgres, Redis, Node 22, Chromium

Install ruby from jdx/ruby builds.