feat: register user instance

packages/lib/server-only/site-settings/schema.ts

@@ -1,9 +1,12 @@
 import { z } from 'zod';
 
 import { ZSiteSettingsBannerSchema } from './schemas/banner';
+import { ZSiteSettingsTelemetrySchema } from './schemas/telemetry';
 
-// TODO: Use `z.union([...])` once we have more than one setting
-export const ZSiteSettingSchema = ZSiteSettingsBannerSchema;
+export const ZSiteSettingSchema = z.union([
+  ZSiteSettingsBannerSchema,
+  ZSiteSettingsTelemetrySchema,
+]);
 
 export type TSiteSettingSchema = z.infer<typeof ZSiteSettingSchema>;
 

packages/lib/server-only/site-settings/schemas/telemetry.ts

@@ -0,0 +1,20 @@
+import { nanoid } from 'nanoid';
+import { z } from 'zod';
+
+import { ZSiteSettingsBaseSchema } from './_base';
+
+export const SITE_SETTINGS_TELEMETRY_ID = 'site.instance-id';
+
+export const ZSiteSettingsTelemetrySchema = ZSiteSettingsBaseSchema.extend({
+  id: z.literal(SITE_SETTINGS_TELEMETRY_ID),
+  data: z
+    .object({
+      instanceId: z.string(),
+    })
+    .optional()
+    .default({
+      instanceId: nanoid(),
+    }),
+});
+
+export type TSiteSettingsTelemetrySchema = z.infer<typeof ZSiteSettingsTelemetrySchema>;

packages/lib/server-only/site-settings/upsert-site-setting.ts

@@ -3,7 +3,7 @@ import { prisma } from '@documenso/prisma';
 import type { TSiteSettingSchema } from './schema';
 
 export type UpsertSiteSettingOptions = TSiteSettingSchema & {
-  userId: number;
+  userId: number | null;
 };
 
 export const upsertSiteSetting = async ({