making UI use new create_capability_request route

apps/web/src/app/workspaces/services/capability-launcher.service.ts

@@ -9,7 +9,7 @@ import { CapabilityExecution } from "../model/capability-execution";
   providedIn: "root",
 })
 export class CapabilityLauncherService {
-  private endpoint = "capability/request";
+  private endpoint = "capability/";
 
   constructor(private httpClient: HttpClient) {}
 
@@ -22,10 +22,9 @@ export class CapabilityLauncherService {
     capabilityName: string,
     parameters: string
   ): Observable<CapabilityRequest> {
-    const url = environment.workspacesUrl + this.endpoint;
+    const url = environment.workspacesUrl + this.endpoint + capabilityName + "/request/create";
     const requestParams = JSON.stringify({
-      capability: capabilityName,
-      args: parameters,
+      parameters: parameters,
     });
     return this.httpClient.post<CapabilityRequest>(url, requestParams);
   }