fix(box): add sign_requests.readwrite scope for Box Sign operations

Box Sign API requires the sign_requests.readwrite scope in addition
to root_readwrite. Without it, sign requests fail with "The request
requires higher privileges than provided by the access token."

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/sim/lib/oauth/oauth.ts

@@ -583,7 +583,7 @@ export const OAUTH_PROVIDERS: Record<string, OAuthProviderConfig> = {
         providerId: 'box',
         icon: BoxCompanyIcon,
         baseProviderIcon: BoxCompanyIcon,
-        scopes: ['root_readwrite'],
+        scopes: ['root_readwrite', 'sign_requests.readwrite'],
       },
     },
     defaultService: 'box',

apps/sim/lib/oauth/utils.ts

@@ -342,6 +342,7 @@ export const SCOPE_DESCRIPTIONS: Record<string, string> = {
   // Box scopes
   root_readwrite: 'Read and write all files and folders in Box account',
   root_readonly: 'Read all files and folders in Box account',
+  'sign_requests.readwrite': 'Create and manage Box Sign e-signature requests',
 
   // Shopify scopes
   write_products: 'Read and manage Shopify products',