Implement temporary permission check public functions

backend/src/plugins/Utility/functions/hasPermission.ts

@@ -0,0 +1,12 @@
+import { GuildMember, Snowflake } from "discord.js";
+import { GuildPluginData } from "knub";
+import { UtilityPluginType } from "../types";
+
+export async function hasPermission(
+  pluginData: GuildPluginData<UtilityPluginType>,
+  member: GuildMember,
+  channelId: Snowflake,
+  permission: string,
+) {
+  return (await pluginData.config.getMatchingConfig({ member, channelId }))[permission];
+}