same migration process test and prod

README.md

@@ -112,7 +112,7 @@ After changing a model in `crates/steep-server/src/schemas/`, generate a migrati
 ./scripts/migrate-generate.sh describe_change
 ```
 
-Apply the pending migrations **before starting the service** — the server does not migrate at boot:
+Apply the pending migrations **before starting the service** — the server does not migrate at boot. The tests need the same schema: run this before `cargo test` too (CI does it as well):
 
 ```sh
 ./scripts/migrate-apply.sh