Blog/macos migration and release 1.6

[piotr-bor]

Add macOS Migration Guide and Defguard 1.6 Release Notes

This PR adds two new blog articles covering the Defguard 1.6 release and macOS client migration process.

New Articles

1. macOS Migration Guide (macos-migration.mdx)

• Title: "New Defguard on macOS: App Store Launch and Migration Guide"
• Publish Date: 2025-12-19
• Content:
  • Explains changes in Defguard 1.6 vs 1.5 for macOS
  • Details why migration is required (App Store sandboxing)
  • Provides three migration methods:
    • Method A: Dedicated macOS migration tool (with GUI)
    • Method B: Manual migration (copy/move settings folder)
    • Method C: Re-enrollment in Defguard Client 1.6
  • Includes step-by-step instructions for each method
  • FAQ section with 5 common questions
  • JSON-LD schema for SEO (BlogPosting + FAQPage)
  • Cross-linked to Defguard 1.6 release notes article

2. Defguard 1.6 Release Notes (defguard-1.6-release-notes.mdx)

• Title: "Defguard 1.6 brings Zero-touch Enrollment at Enterprise Scale for WireGuard"
• Publish Date: 2025-12-19
• Content:
  • Comprehensive overview of Defguard 1.6 features
  • Pre-logon VPN for Active Directory authentication
  • Always-on VPN with Client Traffic Policy
  • Zero-touch enrollment and device provisioning
  • macOS App Store distribution with system integrations
  • Windows Client with MSI installer and native WireGuard networking
  • MTU settings support
  • Defguard 2.0 preview
  • Cross-linked to macOS migration guide

Assets Added

• macOS Migration images:

  • Hero image: macos-migration-1.6.png
  • Migration tool screenshot: config-migration-screen.png

• Release 1.6 images:

  • Hero image: Release-1.6.png
  • Service Location configuration: Step_6_inprogress.png
  • Traffic routing: traffic-routing.jpg
  • macOS VPN integration: vpns.jpg
  • External OpenID providers: Step_6_inprogress-1.png
  • High Availability preview: Step_6_completed.png

Technical Changes

• Updated FeatureCapsules.astro component to support HTML rendering in descriptions (enables bullet points and bold text)
• Improved code block styling in blog template ([slug].astro) with larger font sizes for better readability

Cross-linking

Both articles are cross-linked to each other:

• Release notes article links to migration guide in the "Client Migration" section
• Migration guide links to release notes in the introduction paragraph

SEO

• Both articles include JSON-LD structured data
• macOS migration article includes FAQ schema
• Proper meta descriptions and tags
• Optimized image paths and alt text