Migrate Spam to new Plugin structure

backend/src/plugins/Spam/util/clearRecentUserActions.ts

@@ -0,0 +1,7 @@
+import { RecentActionType } from "../types";
+
+export function clearRecentUserActions(pluginData, type: RecentActionType, userId: string, actionGroupId: string) {
+  pluginData.state.recentActions = pluginData.state.recentActions.filter(action => {
+    return action.type !== type || action.userId !== userId || action.actionGroupId !== actionGroupId;
+  });
+}