fix readme command typo: up not -up #1

merged
opened by bad-example.com targeting main from bad-example.com/at-advent: typo/compose-up

wow my first tangled pr

Changed files
+1 -1
+1 -1
README.md
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## Setup
1. Make a copy of [.env.template](.env.template) and name it [.env](.env)
-
2. Install postgres/redis, or can use docker compose with `docker compose -f compose.dev.yml -up`
+
2. Install postgres/redis, or can use docker compose with `docker compose -f compose.dev.yml up`
3. Install sqlx-cli `cargo install sqlx-cli`
4. Run `sqlx migrate run`