Prepare Laravel API for Railway

.env.example

@@ -9,6 +9,7 @@ LOG_DEPRECATIONS_CHANNEL=null
 LOG_LEVEL=debug
 
 DB_CONNECTION=sqlite
+DATABASE_URL=
 
 BROADCAST_DRIVER=log
 CACHE_DRIVER=file
@@ -57,3 +58,14 @@ JWT_ISSUER=
 JWT_AUDIENCE=
 JWT_PUBLIC_KEY_PEM=
 JWT_TOKEN=
+
+# Railway production example:
+# APP_ENV=production
+# APP_DEBUG=false
+# APP_URL=https://your-service.up.railway.app
+# LOG_CHANNEL=stderr
+# DB_CONNECTION=pgsql
+# DATABASE_URL=${{Postgres.DATABASE_URL}}
+# CACHE_DRIVER=file
+# SESSION_DRIVER=file
+# QUEUE_CONNECTION=sync