Update docs; Add invites to db

README.md

@@ -7,10 +7,17 @@ Communication server using the Nexlink protocol
 ### Install dependencies
 - npm install
 
-### Set up and start postgres database
+### Set up and start postgres database (docker)
 - docker compose pull
 - docker compose up
 
+### Set up and start postgres database (podman)
+- podman-compose pull
+- podman-compose up
+
+### Set up .env file and fill in the environment variables
+- cp env .env
+
 ### Create database migrations
 - npx prisma migrate dev