feat: certificate qrcode (#1755)

Adds document access tokens and QR code functionality to enable secure
document sharing via URLs. It includes a new document access page that
allows viewing and downloading documents through tokenized links.

packages/lib/server-only/document/get-document-by-access-token.ts

@@ -0,0 +1,38 @@
+import { prisma } from '@documenso/prisma';
+
+export type GetDocumentByAccessTokenOptions = {
+  token: string;
+};
+
+export const getDocumentByAccessToken = async ({ token }: GetDocumentByAccessTokenOptions) => {
+  if (!token) {
+    throw new Error('Missing token');
+  }
+
+  const result = await prisma.document.findFirstOrThrow({
+    where: {
+      qrToken: token,
+    },
+    select: {
+      id: true,
+      title: true,
+      completedAt: true,
+      documentData: {
+        select: {
+          id: true,
+          type: true,
+          data: true,
+          initialData: true,
+        },
+      },
+      documentMeta: {
+        select: {
+          password: true,
+        },
+      },
+      recipients: true,
+    },
+  });
+
+  return result;
+};