Manual infrastructure — SSH into a box, tweak a config, hope you remember what you changed — works fine when you're small. But there comes a point where the DIY approach stops being scrappy and starts being risky. Here are the signs we see again and again, and a practical path out.

The signs

1. Every environment is a snowflake. Staging doesn't quite match production. That one server "works, don't touch it." Manual provisioning means every environment drifts in its own direction, and nobody can fully explain the differences.

2. You can't answer "who changed what, when?" Without a defined, automated process there's no audit trail. When something breaks at 2am, you're doing archaeology instead of reading a diff.

3. Changes can't be reviewed before they happen. A manual fix goes straight to production. There's no pull request for your infrastructure — no review, no second pair of eyes, no rollback story.

4. Rebuilding is a research project.…