CLOUDP-284437: Add Spectral rule to ensure operationId uses camelcase

Author: andreaangiolillo

tools/spectral/.spectral.yaml

@@ -122,6 +122,15 @@ rules:
       functionOptions:
         match: "^[A-Za-z0-9-._~:/?#\\[\\]@!\\$&'()*+,;=]*$"
 
+  xgen-docs-operationId-camel-case:
+    description: operationId should be camelCased.
+    given: "operationId"
+    severity: error
+    then:
+      function: casing
+      functionOptions:
+        type: camel
+
   xgen-docs-parameter-examples-or-schema:
     message: "No example or schema provided for {{property}}."
     description: "Without providing a well defined schema or example(s) an API consumer will have a hard time knowing how to interact with this API."