Blog

Stories from building Eigon. Tutorials, deep dives, and honest comparisons.

product2026-09-16·9 min read

Deploying an app you did not write

Lovable, v0, Bolt and Cursor give you a working app and no Dockerfile. The gap between a preview that runs and a deploy that stays up is four specific things, and none of them are your fault.

engineering2026-09-16·8 min read

What a small app actually costs on AWS, line by line

One container behind a load balancer is about $42 a month, and $24.31 of that has nothing to do with running your code. Every figure is an AWS list price you can check.

engineering2026-09-16·7 min read

Cannot find module '/app/dist/server.js': why a clean build still dies on start

The build goes green, the container exits immediately, and the error names a file that was never created. Your start command points at build output and nothing ran the build. Four fixes, in order.

engineering2026-04-07·7 min read

Why every deploy needs a rollback window

Health checks tell you the new revision can boot. They do not tell you it can survive real traffic. A short rollback window after every deploy is the cheapest reliability win you can buy.

engineering2026-04-07·6 min read

Why every Eigon environment has a hard spending cap

Every PaaS will tell you bandwidth is cheap until a botnet runs your bill to $100K. We made spending caps a default instead of a setting because we got tired of seeing the horror stories.

product2026-04-05·5 min read

Deploying without GitHub: ZIP upload as a first class source

Most platforms assume your code lives in a Git repo. We just shipped a feature that lets you drag and drop a .zip file and deploy. Here is how it works and why we built it.

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