fix: show clear error when Cloudflare provider env vars are missing (#20399)

Co-authored-by: Aiden Cline <63023139+rekram1-node@users.noreply.github.com>
Co-authored-by: Aiden Cline <aidenpcline@gmail.com>

packages/sdk/js/src/v2/gen/types.gen.ts

@@ -1639,6 +1639,9 @@ export type OAuth = {
 export type ApiAuth = {
   type: "api"
   key: string
+  metadata?: {
+    [key: string]: string
+  }
 }
 
 export type WellKnownAuth = {