docs: rewrite features.md and add DNS challenge documentation

Complete documentation overhaul for DNS Challenge Support feature (PR #461):

Rewrite features.md as marketing overview (87% reduction: 1,952 → 249 lines)
Organize features into 8 logical categories with "Learn More" links
Add comprehensive dns-challenge.md with:
15+ supported DNS providers (Cloudflare, Route53, DigitalOcean, etc.)
Step-by-step setup guides
Provider-specific configuration
Manual DNS challenge workflow
Troubleshooting section
Create 18 feature documentation stub pages
Update README.md with DNS Challenge in Top Features section
Refs: #21, #461
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2026-01-15 02:19:37 +00:00
parent bc9c6e2abd
commit 8ef033d5a9
24 changed files with 1470 additions and 1813 deletions

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@@ -69,6 +69,10 @@ No config files. No terminal commands. Just click, type your domain name, and yo
Free SSL certificates that request, install, and renew themselves. Your sites get the green padlock without you lifting a finger.
### 🌐 **DNS Challenge for Wildcard Certificates**
Secure all your subdomains with a single `*.example.com` certificate. Supports 15+ DNS providers including Cloudflare, Route53, DigitalOcean, and Google Cloud DNS. Credentials are encrypted and automatically rotated.
### 🛡️ **Enterprise-Grade Security Built In**
Web Application Firewall, rate limiting, geographic blocking, access control lists, and intrusion detection via CrowdSec. Protection that "just works."