support background actions via config UI

salt/soc/soc_soc.yaml

@@ -81,6 +81,26 @@ soc:
         label: Target
       - field: jscall
         label: JavaScript Call
+      - field: background
+        label: Background XHR Request
+        forcedType: bool
+      - field: method
+        label: XHR Method
+        options:
+        - DELETE
+        - GET
+        - PATCH
+        - POST
+        - PUT
+      - field: body
+        label: XHR Content
+      - field: encodeBody
+        label: Encode XHR Content Variable Data
+        forcedType: bool
+      - field: backgroundSuccessLink
+        label: XHR Success Link
+      - field: backgroundFailureLink
+        label: XHR Failure Link
       - field: category
         label: Category
         options: