add bedrock agents runtime example, major linting and improved test cases

Author: frij-aws

.abapgit.xml

@@ -8,6 +8,7 @@
    <IGNORE>
     <item>/sap-abap/README.md</item>
     <item>/sap-abap/services/bdr/README.md</item>
+    <item>/sap-abap/services/bdz/README.md</item>
     <item>/sap-abap/services/cloudwatch/README.md</item>
     <item>/sap-abap/services/dyn/README.md</item>
     <item>/sap-abap/services/ec2/README.md</item>

.doc_gen/metadata/bedrock-agent-runtime_metadata.yaml

@@ -17,6 +17,14 @@ bedrock-agent-runtime_InvokeAgent:
             - description:
               snippet_files:
                 - javascriptv3/example_code/bedrock-agent-runtime/actions/invoke-agent.js
+    SAP ABAP:
+      versions:
+        - sdk_version: 1
+          github: sap-abap/services/bdz
+          excerpts:
+            - description:
+              snippet_tags:
+                - bdz.abapv1.invokeagent
   services:
     bedrock-agent-runtime: {InvokeAgent}