change around pings, fix main.js so the actual real fucking number shows instead of it freaking out.

Overlord-Server/src/server/maintenance-loops.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test";
-import { getHeartbeatBatchSize } from "./maintenance-loops";
+import { getHeartbeatBatchSize, shouldSendHeartbeatPing } from "./maintenance-loops";
 
 describe("maintenance heartbeat batching", () => {
   test("spreads large fleets across the heartbeat interval", () => {
@@ -13,4 +13,11 @@ describe("maintenance heartbeat batching", () => {
   test("handles empty fleets", () => {
     expect(getHeartbeatBatchSize(0, 30_000)).toBe(0);
   });
+
+  test("only sends heartbeat pings after the per-client interval", () => {
+    const now = Date.now();
+    expect(shouldSendHeartbeatPing({}, now, 30_000)).toBe(true);
+    expect(shouldSendHeartbeatPing({ lastPingSent: now - 29_999 }, now, 30_000)).toBe(false);
+    expect(shouldSendHeartbeatPing({ lastPingSent: now - 30_000 }, now, 30_000)).toBe(true);
+  });
 });