Add qualified efficiency leaderboard rankings

src/lib/leaderboard.ts

@@ -1,4 +1,6 @@
-export const leaderboardMetrics = [
+import { efficiencyMetrics, type EfficiencyMetric } from './leaderboard-efficiency.js';
+
+export const playerStatMetrics = [
     { key: 'highestRound', label: 'Highest round' },
     { key: 'kills', label: 'Total kills' },
     { key: 'roundsSurvived', label: 'Total rounds' },
@@ -11,9 +13,11 @@ export const leaderboardMetrics = [
     { key: 'bestScore', label: 'Highest reported score' }
 ] as const;
 
+export const leaderboardMetrics = [...playerStatMetrics, ...efficiencyMetrics] as const;
 export type LeaderboardMetric = typeof leaderboardMetrics[number]['key'];
+export type PlayerStatMetric = typeof playerStatMetrics[number]['key'];
 
-export type PlayerStats = Record<LeaderboardMetric, number>;
+export type PlayerStats = Record<PlayerStatMetric, number>;
 export type PersonalBestMetric = 'highestRound' | 'bestKills' | 'bestScore';
 export interface RecordEvidence {
     matchId: number;
@@ -71,7 +75,7 @@ export function playerProfileHref(guid: string): string {
     return `/leaderboard/players/${encodeURIComponent(guid)}`;
 }
 
-export interface LeaderboardEntry {
+export interface LeaderboardEntry extends Record<EfficiencyMetric, number | null> {
     rank: number;
     guid: string;
     name: string;