Implementation updates

• Updated Kubernetes (1.29 -> 1.30) - #417
• Updated Traefik (2.11 -> 3.0) - #417
• Update API versions in Bicep files - #411 and #418
• Enable zone redundancy on Azure Container Registry - #412

Walkthrough updates

• Moved docs to new folder - #413
• Added note about Docker Hub rate limiting when using the az acr import command, with a suggested workaround - #414
• Other minor wording updates - #414