Ship College Craft public site and point CI deploys at college_craft.

Replaces template branding with College Craft pages, assets, and copy, and
matches Gitea deploy workflows to the server-infra catalog name and master
branch so beta deploys actually run.

Closes #1

docker-compose.yml

@@ -17,7 +17,7 @@ services:
   web:
     build: .
     ports:
-      - "8000:8000"
+      - "8006:8000"
     # Bind-mount source so edit → runserver auto-reload (no rebuild).
     volumes:
       - ./site:/app/site