diff --git a/forge-engine/scheduler.test.ts b/forge-engine/scheduler.test.ts
index 7094723..a19557d 100644
--- a/forge-engine/scheduler.test.ts
+++ b/forge-engine/scheduler.test.ts
@@ -3,7 +3,14 @@ import fs from "node:fs";
 import os from "node:os";
 import path from "node:path";
 
-import { expandRandom, removeScheduleEntryFromFile } from "./scheduler.js";
+import {
+  expandRandom,
+  fireKey,
+  hasFiredToday,
+  markFired,
+  removeScheduleEntryFromFile,
+  shouldFire,
+} from "./scheduler.js";
 
 const tempDirs: string[] = [];
 
@@ -92,3 +99,70 @@ describe("scheduler helpers", () => {
     expect(fs.existsSync(filePath)).toBe(false);
   });
 });
+
+describe("shouldFire 时间规则", () => {
+  // 回归：错过任务检测原本只走 canScheduleToday（仅查 start_date/end_date），
+  // 未过 shouldFire，导致「每周日」的任务在周六被报成「今天错过」。
+  test("weekdays 不匹配当天时返回 false", () => {
+    const today = new Date().getDay();
+    const otherDay = (today + 1) % 7;
+    expect(shouldFire({ hour: 22, minute: 0, second: 0, sender: "t", weekdays: [otherDay] } as never)).toBe(false);
+    expect(shouldFire({ hour: 22, minute: 0, second: 0, sender: "t", weekdays: [today] } as never)).toBe(true);
+  });
+
+  test("days 不匹配当天日期时返回 false", () => {
+    const d = new Date().getDate();
+    const other = d === 1 ? 2 : 1;
+    expect(shouldFire({ hour: 9, minute: 0, second: 0, sender: "t", days: [other] } as never)).toBe(false);
+    expect(shouldFire({ hour: 9, minute: 0, second: 0, sender: "t", days: [d] } as never)).toBe(true);
+  });
+
+  test("无时间条件时默认可触发", () => {
+    expect(shouldFire({ hour: 0, minute: 0, second: 0, sender: "t" } as never)).toBe(true);
+  });
+});
+
+describe("已触发记录（错过检测的第二道闸）", () => {
+  // 回归：错过判定原本只看「墙上时间 − 排期时刻」落在 2h 窗口内 ＋ shouldFire，
+  // 从不查该条目今天是否已经触发过。于是任务时刻之后 2 小时内的任何一次重排
+  // （启动 / 配置热加载 / 午夜重排在边界上提前几毫秒跑），都会把已跑完的任务
+  // 重新报成「错过」。2026-08-22 / 08-23 / 08-28 / 08-29 连续复发。
+  const entry = {
+    hour: 22, minute: 0, second: 0,
+    sender: "engine", label: "洗澡提醒", origin: "shower.json",
+  } as never;
+
+  test("fireKey 对同一条目稳定，对不同时刻/来源不同", () => {
+    expect(fireKey(entry)).toBe(fireKey(entry));
+    expect(fireKey({ ...(entry as object), minute: 30 } as never)).not.toBe(fireKey(entry));
+    expect(fireKey({ ...(entry as object), origin: "other.json" } as never)).not.toBe(fireKey(entry));
+  });
+
+  test("label 缺省时回退到 sender，不会把两个条目挤成同一个键", () => {
+    const a = { hour: 9, minute: 0, second: 0, sender: "briefing", origin: "x.json" } as never;
+    const b = { hour: 9, minute: 0, second: 0, sender: "redline", origin: "x.json" } as never;
+    expect(fireKey(a)).not.toBe(fireKey(b));
+  });
+
+  test("没有记录时 hasFiredToday 为 false", () => {
+    expect(hasFiredToday({}, entry, "2026-08-29")).toBe(false);
+  });
+
+  test("markFired 之后同日为 true、次日为 false", () => {
+    const state = markFired({}, entry, "2026-08-29");
+    expect(hasFiredToday(state, entry, "2026-08-29")).toBe(true);
+    expect(hasFiredToday(state, entry, "2026-08-30")).toBe(false);
+  });
+
+  test("markFired 清掉非当天的键，状态文件不会无限增长", () => {
+    let state: Record<string, unknown> = { "stale.json|09:00:00|旧任务": "2026-01-01" };
+    state = markFired(state, entry, "2026-08-29");
+    expect(Object.keys(state)).toEqual([fireKey(entry)]);
+  });
+
+  test("同一天重复 markFired 不产生第二个键", () => {
+    let state = markFired({}, entry, "2026-08-29");
+    state = markFired(state, entry, "2026-08-29");
+    expect(Object.keys(state)).toHaveLength(1);
+  });
+});
diff --git a/forge-engine/scheduler.ts b/forge-engine/scheduler.ts
index e80e257..fc9e8a2 100644
--- a/forge-engine/scheduler.ts
+++ b/forge-engine/scheduler.ts
@@ -147,7 +147,7 @@ function resolveAll(rawEntries: RawScheduleEntry[]): ResolvedEntry[] {
 /**
  * 统一时间规则检查。所有条件都满足才触发。
  */
-function shouldFire(entry: ResolvedEntry): boolean {
+export function shouldFire(entry: ResolvedEntry): boolean {
   const now = new Date();
 
   if (entry.weekdays?.length && !entry.weekdays.includes(now.getDay())) return false;
@@ -276,6 +276,7 @@ async function fire(entry: ResolvedEntry, server: Server): Promise<void> {
 
     appendLog(entry, content);
     updateState(sender);
+    saveState(FIRES_MODULE, markFired(loadState(FIRES_MODULE), entry));
 
     // Auto-delete one_shot
     if (entry.one_shot) {
@@ -343,13 +344,58 @@ function updateState(sender: string): void {
   saveState("global", s);
 }
 
+// ── 已触发记录 ──────────────────────────────────────────────────────────────
+// 错过检测原本只看「墙上时间 − 排期时刻」是否落在 MISSED_WINDOW_MS 内（外加
+// shouldFire 的排期规则），从不查该条目今天是否已经触发过。于是任务时刻之后
+// 2 小时内的任何一次重排——启动、配置热加载、午夜重排在边界上提前几毫秒跑到
+// 前一天——都会把已经跑完的任务重新报成「错过」。global.json 只有 last_fire /
+// today_count 这类全局标量，回答不了「这一条今天跑没跑」，所以另存一份 per-entry 记录。
+
+const FIRES_MODULE = "fires";
+
+/** 条目的稳定标识：来源文件 + 时刻 + 名字。名字缺省时回退到 sender。 */
+export function fireKey(
+  entry: Pick<ResolvedEntry, "hour" | "minute" | "second" | "sender"> &
+    Partial<Pick<ResolvedEntry, "label" | "origin">>,
+): string {
+  const time = `${pad2(entry.hour)}:${pad2(entry.minute)}:${pad2(entry.second)}`;
+  return `${entry.origin ?? ""}|${time}|${entry.label ?? entry.sender}`;
+}
+
+/** 该条目今天是否已经触发过。state 由调用方传入，便于一次重排只读一次文件。 */
+export function hasFiredToday(
+  state: Record<string, unknown>,
+  entry: Parameters<typeof fireKey>[0],
+  today: string = dateStr(),
+): boolean {
+  return state[fireKey(entry)] === today;
+}
+
+/** 记下该条目今天已触发，并顺手清掉非今天的键（状态文件不随时间增长）。 */
+export function markFired(
+  state: Record<string, unknown>,
+  entry: Parameters<typeof fireKey>[0],
+  today: string = dateStr(),
+): Record<string, unknown> {
+  const next: Record<string, unknown> = {};
+  for (const [k, v] of Object.entries(state)) {
+    if (v === today) next[k] = v;
+  }
+  next[fireKey(entry)] = today;
+  return next;
+}
+
 // ── Schedule ────────────────────────────────────────────────────────────────
 
 const MISSED_WINDOW_MS = 2 * 60 * 60 * 1000;
+// 刚过点的宽限：排期时刻本身可能正好压在任务时刻上（典型：午夜重排在 00:00 跑，
+// 把 00:00 的格子算成"已经过去"），导致该时段任务永远触发不到。
+const FIRE_GRACE_MS = 90 * 1000;
 
 function scheduleOrigin(origin: string, entries: ResolvedEntry[], server: Server): number {
   const now = Date.now();
   const today = dateStr();
+  const fires = loadState(FIRES_MODULE);
   const timers: ReturnType<typeof setTimeout>[] = [];
   let count = 0;
   const missed: { label: string; time: string }[] = [];
@@ -363,7 +409,21 @@ function scheduleOrigin(origin: string, entries: ResolvedEntry[], server: Server
     if (delay > 0) {
       timers.push(setTimeout(() => fire(entry, server), delay));
       count++;
-    } else if (delay > -MISSED_WINDOW_MS && !entry.one_shot) {
+    } else if (delay > -FIRE_GRACE_MS && !entry.one_shot && shouldFire(entry)) {
+      // 刚过点，还在宽限内 → 立即补触发，不算错过。
+      // 没有这一支时，排在 00:00 的任务会被午夜重排自己判成已过去，永远跑不到。
+      timers.push(setTimeout(() => fire(entry, server), 1000));
+      count++;
+    } else if (
+      delay > -MISSED_WINDOW_MS &&
+      !entry.one_shot &&
+      shouldFire(entry) &&
+      !hasFiredToday(fires, entry, today)
+    ) {
+      // shouldFire 必须在这里再查一次：canScheduleToday 只看 start_date/end_date，
+      // 不看 weekdays/days/months，否则"每周日"的任务会在周六被报成今天错过。
+      // hasFiredToday 是第二道闸：跑过就不是错过，否则任务时刻后 2h 内的任何一次
+      // 重排都会把已完成的任务重报一遍（见上方「已触发记录」段的说明）。
       missed.push({
         label: entry.label ?? entry.sender,
         time: timeStr(entry.hour, entry.minute),