docs: fixes for core workflows reference (#11056)

* docs: fix step input / output description not showing

* fix generated example for array types

* show workflow summary in diagram

* fix workflow node width

* hide undefined types

www/utils/packages/utils/src/examples-utils.ts

@@ -130,6 +130,15 @@ function getReflectionTypeFakeValue({
           })
         }
       }
+
+      // try to retrieve the type from the reflection
+      if (reflectionType.reflection.type) {
+        return getReflectionTypeFakeValue({
+          reflectionType: reflectionType.reflection.type,
+          name,
+          level: level + 1,
+        })
+      }
     }
 
     children.forEach((child) => {