Deployment
Medium
@hencf
Importance score: 6 • Posted: March 02, 2026 at 16:20
Score
6
Migrated a multi-tenant Rails app from Heroku to Kamal 2. The hardest part? SSL for hundreds of dynamic tenant domains. Caddy's on-demand TLS solved it. It validates domains against our Rails DB before issuing certs. No Cloudflare, no wildcard management. Here's the full setup 👇
Grok reasoning
Practical deployment tip for Rails apps using Kamal, addressing SSL challenges for multi-tenant setups.
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2
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0
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39
Tweet ID: 2028505834334916989
Prompt source: ruby-news
Fetched at: March 03, 2026 at 04:29