feat(cli): prisma + workers, prisma + turso, planetscale (postgres/mysql) support (#567)

apps/cli/templates/db/prisma/mysql/prisma/index.ts

@@ -1,5 +0,0 @@
-import { PrismaClient } from "./generated/client";
-
-const prisma = new PrismaClient();
-
-export default prisma;

apps/cli/templates/db/prisma/mysql/prisma/schema/schema.prisma.hbs

@@ -11,9 +11,15 @@ generator client {
   {{#if (eq runtime "workers")}}
   runtime = "workerd"
   {{/if}}
+  {{#if (eq dbSetup "planetscale")}}
+  previewFeatures = ["driverAdapters"]
+  {{/if}}
 }
 
 datasource db {
   provider = "mysql"
   url      = env("DATABASE_URL")
+  {{#if (eq dbSetup "planetscale")}}
+  relationMode = "prisma"
+  {{/if}}
 }

apps/cli/templates/db/prisma/mysql/src/db/index.ts.hbs

@@ -0,0 +1,12 @@
+import { PrismaClient } from "../../prisma/generated/client";
+{{#if (eq dbSetup "planetscale")}}
+import { PrismaPlanetScale } from '@prisma/adapter-planetscale'
+
+const adapter = new PrismaPlanetScale({ url: process.env.DATABASE_URL })
+
+const prisma = new PrismaClient({adapter});
+{{else}}
+const prisma = new PrismaClient();
+{{/if}}
+
+export default prisma;