fix predict spec

Author: shortcuts

specs/predict/spec.yml

@@ -10,7 +10,12 @@ components:
     apiKey:
       $ref: '../common/securitySchemes.yml#/apiKey'
 servers:
-  - url: https://predict-api-432xa6wemq-ew.a.run.app
+  - url: https://predict-api-432xa6wemq-{region}.a.run.app
+    variables:
+      region:
+        enum:
+          - ew
+        default: ew
 security:
   - appId: []
     apiKey: []