added method inferring from url parametere

ccp/js/executionformcontroller.js

@@ -15,6 +15,10 @@ class CCPExecutionForm extends HTMLElement{
     this.#rootdoc = this.attachShadow({ "mode" : "open"})
     
     this.connectNewExecutionRequest()
+    
+    const p = new URLSearchParams(window.location.search)
+    this.#method = urlParams.get('method');
+    
     this.render()
     this.showMethod()
   }