chore: update db instance & bind hyperdrive

src/db/index.ts

@@ -2,17 +2,23 @@
  * Connect to PostgreSQL Database (Supabase/Neon/Local PostgreSQL)
  * https://orm.drizzle.team/docs/tutorials/drizzle-with-supabase
  */
-import { drizzle } from 'drizzle-orm/postgres-js';
-import postgres from 'postgres';
+import { getCloudflareContext } from '@opennextjs/cloudflare';
+import { drizzle } from 'drizzle-orm/node-postgres';
+import { Pool } from 'pg';
 import * as schema from './schema';
 
 let db: ReturnType<typeof drizzle> | null = null;
 
+// https://opennext.js.org/cloudflare/howtos/db#postgresql
 export async function getDb() {
   if (db) return db;
-  const connectionString = process.env.DATABASE_URL!;
-  const client = postgres(connectionString, { prepare: false });
-  db = drizzle(client, { schema });
+  const { env } = await getCloudflareContext({ async: true });
+  const pool = new Pool({
+    connectionString: env.HYPERDRIVE.connectionString,
+    // You don't want to reuse the same connection for multiple requests
+    maxUses: 1,
+  });
+  db = drizzle({ client: pool, schema });
   return db;
 }
 

wrangler.jsonc

@@ -20,10 +20,17 @@
   ],
   // Minification helps to keep the Worker bundle size down and improve start up time.
   "minify": true,
+
+  // https://developers.cloudflare.com/workers/wrangler/configuration/#top-level-only-keys
+  // Whether Wrangler should keep variables configured in the dashboard on deploy
+  "keep_vars": true,
+
   "assets": {
     "binding": "ASSETS",
     "directory": ".open-next/assets"
   },
+
+  // https://developers.cloudflare.com/workers/wrangler/configuration/#observability
   "observability": {
     "enabled": true
   },
@@ -32,7 +39,7 @@
    * Smart Placement
    * Docs: https://developers.cloudflare.com/workers/configuration/smart-placement/#smart-placement
    */
-  "placement": { "mode": "smart" },
+  // "placement": { "mode": "smart" },
 
   /**
    * Bindings
@@ -41,6 +48,19 @@
    * https://developers.cloudflare.com/workers/runtime-apis/bindings/
    */
 
+  /**
+   * Hyperdrive
+   * https://opennext.js.org/cloudflare/howtos/db#hyperdrive-example
+   * https://developers.cloudflare.com/workers/tutorials/postgres/#8-use-hyperdrive-to-accelerate-queries
+   */
+  "hyperdrive": [
+    {
+      "binding": "HYPERDRIVE",
+      "id": "8ba4508b28cf42f987f3533c1f09433c",
+      "localConnectionString": "postgresql://postgres:postgres@localhost:5432/mksaas-template"
+    }
+  ],
+
   /**
    * Environment Variables
    * https://developers.cloudflare.com/workers/wrangler/configuration/#environment-variables