fix: minor README issues and formatting

README.md

@@ -21,6 +21,7 @@ git clone https://framagit.org/framasoft/mobilizon.git mobilizon/mobilizon
 ### 3. Generate a SSL-cert
 Generate a local SSL-certificate which is used for both WordPress and Mobilizon.
 ```bash
+mkdir certs
 mkcert -install -cert-file certs/lan.pem -key-file certs/lan-key.pem wp.lan mz.lan ga.lan
 ```
 
@@ -30,11 +31,15 @@ mkcert -install -cert-file certs/lan.pem -key-file certs/lan-key.pem wp.lan mz.l
 127.0.0.1   wp.lan
 127.0.0.1   mz.lan
 127.0.0.1   ga.lan
-
 ```
 
 ### 5. Build Mobilizon
-`make mobilizon_setup`
+```
+make mobilizon
+
+# Create an administrator user for Mobilizon
+make mobilizon_admins
+```
 
 ### 6. Start the docker containers
 `make start`
@@ -44,15 +49,11 @@ Currently this has to be done manually:
 - Go to https://wp.lan and enter dummy credentials.
 - Install the WordPress plugins you need.
 
-### 8. Create an administrator user for Mobilizon
-```
-make mobilizon_admins
-```
 
-### 9. Create an administrator user for Gancio
+### 8. Create an administrator user for Gancio
 Just navigate to https://ga.lan. The first user registered will be site-administrator.
 
-### 10. Start developing and debugging
+### 9. Start developing and debugging
 Get the logs via
 - `docker-compose logs -f <container_name>`
 - `make logs`