perf(db): close panel database connections after a minute idle

apps/dokploy/__test__/db/pool-options.test.ts

@@ -0,0 +1,20 @@
+import { describe, expect, it, vi } from "vitest";
+
+const postgres = vi.hoisted(() => vi.fn(() => ({})));
+
+vi.mock("postgres", () => ({ default: postgres }));
+vi.mock("drizzle-orm/postgres-js", () => ({ drizzle: vi.fn(() => ({})) }));
+vi.unmock("@dokploy/server/db");
+
+describe("@dokploy/server/db", () => {
+	it("closes connections that sit idle for a minute", async () => {
+		delete (globalThis as { db?: unknown }).db;
+		await import("@dokploy/server/db");
+
+		expect(postgres).toHaveBeenCalledTimes(1);
+		expect(postgres).toHaveBeenCalledWith(
+			expect.any(String),
+			expect.objectContaining({ idle_timeout: 60 }),
+		);
+	});
+});

packages/server/src/db/index.ts

@@ -17,7 +17,9 @@ const globalForDb = globalThis as unknown as {
 };
 
 if (!globalForDb.db) {
-	globalForDb.db = drizzle(postgres(dbUrl), {
+	// postgres.js keeps every connection it opens for 30-60 minutes. The panel
+	// is idle most of the time, and each idle backend holds memory in Postgres.
+	globalForDb.db = drizzle(postgres(dbUrl, { idle_timeout: 60 }), {
 		schema,
 	});
 }