Feat: Allow users to select prompt word templates in agent operators. #9935 (#9936)

### What problem does this PR solve?

Feat: Allow users to select prompt word templates in agent operators.
#9935

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/services/agent-service.ts

@@ -25,6 +25,7 @@ const {
   fetchAgentAvatar,
   fetchAgentLogs,
   fetchExternalAgentInputs,
+  prompt,
 } = api;
 
 const methods = {
@@ -112,6 +113,10 @@ const methods = {
     url: fetchExternalAgentInputs,
     method: 'get',
   },
+  fetchPrompt: {
+    url: prompt,
+    method: 'get',
+  },
 } as const;
 
 const agentService = registerNextServer<keyof typeof methods>(methods);