feat: add zapier support

packages/lib/server-only/webhooks/zapier/unsubscribe.ts

@@ -0,0 +1,26 @@
+import type { NextApiRequest, NextApiResponse } from 'next';
+
+import { prisma } from '@documenso/prisma';
+
+import { validateApiToken } from './validateApiToken';
+
+export const unsubscribeHandler = async (req: NextApiRequest, res: NextApiResponse) => {
+  try {
+    const { authorization } = req.headers;
+    const { webhookId } = req.body;
+    const user = await validateApiToken({ authorization });
+
+    const deletedWebhook = await prisma.webhook.delete({
+      where: {
+        id: webhookId,
+        userId: user.id,
+      },
+    });
+
+    return res.status(200).json(deletedWebhook);
+  } catch (err) {
+    return res.status(500).json({
+      message: 'Internal Server Error',
+    });
+  }
+};