Database

Updated to just use DATABASE_* in everything other than local docker.

prisma.config.ts

@@ -1,6 +1,12 @@
 import "dotenv/config";
 import { defineConfig } from "prisma/config";
+import { buildMysqlConnectionUrl } from "./src/lib/db/mysql-pool-config";
 
+// The Prisma CLI (migrate/introspect) needs a connection string, not
+// discrete fields — this app's own runtime code never uses this URL (see
+// src/lib/db/mysql-pool-config.ts's buildMysqlPoolConfig, which reads
+// DATABASE_HOST/PORT/NAME/USER/PASSWORD directly), so it's built here only
+// to satisfy the CLI.
 export default defineConfig({
   schema: "prisma/schema.prisma",
   migrations: {
@@ -8,6 +14,6 @@ export default defineConfig({
     seed: "tsx prisma/seed.ts",
   },
   datasource: {
-    url: process.env["DATABASE_URL"],
+    url: buildMysqlConnectionUrl(),
   },
 });