Railway 데이터베이스

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Railway Database Add official Railway database services. These are maintained templates with pre configured volumes, networking, and connection variables. For non database templates, see the railway templates skill. When to Use User asks to "add a database", "add Postgres", "add Redis", etc. User needs a database for their application User asks about connecting to a database User says "add postgres and connect to my server" User says "wire up the database" Decision Flow ALWAYS check for existing databases FIRST before creating. Check for Existing Databases Before creating a database, check if one already exists. For full environment config structure, see [environment config.md](../reference/…