docs(README): add missing steps, use sudo for docker command

README.md

@@ -4,10 +4,12 @@ Collection of docker-compose files for services I run
 
 ## Quickstart
 1. `git clone https://git.luma.wtf/rosa/docker-compose.git`
-2. `cd compose/<service>`
-3. `cp .env.example .env`
-4. Modify the `.env` file for your setup
-5. `docker compose up -d`
+2. `cd docker-compose`
+3. `./setup.sh`
+4. `cd compose/<service>`
+5. `cp .env.example .env`
+6. Modify the `.env` file for your setup
+7. `sudo docker compose up -d`
 
 ## Todo
 - [x] Put all compose files in `compose/`