update readme for backend

backend/README.md

@@ -1,17 +1,19 @@
 # Setup
 
-1.
+1. Prepare the environment variables
 
-    cp .env.example .env
+        cp .env.example .env
 
-1.
+1. Install packages so that we can run the login script (next command)
 
-    npm install
+        npm install
 
-1.
+1. Run the login script
 
-    npm run registration
+        npm run login
 
-1.
+1. Edit `.env` to include the `MATRIX_AUTH_TOKEN` output from the previous command
 
-    docker compose up -d --build
+1. Build and start the docker container
+
+        docker compose up -d --build