Add add to variable action

src/actions/AddToVariable.ts

@@ -0,0 +1,16 @@
+import {renderValue} from "~/value";
+import {renderActionHeader} from "~/render";
+import {SetVariableParameters} from "~/actions/set-variable";
+import {actions, actionText} from "~/actions";
+
+export default {
+    title: "Add",
+    icon: "f_cursive",
+    background: "#fc880f",
+    render: (container: HTMLElement, params: SetVariableParameters) => {
+        return renderActionHeader(actions['appendvariable'],
+            renderValue(params['WFInput'], 'Input'),
+            actionText('to'),
+            renderValue(params['WFVariableName'], 'Variable Name'));
+    }
+}