feat(lib): adding the getUserRoles function in lib

- Needed by other modules so terminated on the lib

src/lib/roles.ts

@@ -0,0 +1,10 @@
+import { GuildMember, roleMention } from 'discord.js';
+
+export function getUserRoles(target: GuildMember): string {
+	const roles = target.roles.cache
+		.filter((role) => role.id !== target.guild.id)
+		.sort((a, b) => b.position - a.position)
+		.map((role) => roleMention(role.id));
+
+	return roles.length > 0 ? roles.join(', ') : 'No role';
+}