test(11-05): RED — CR-02 all-day-aware humanizeLeadMinutes

5 new tests asserting isAllDay=true branch: lead=0→"Today", 1440→"Tomorrow",
2880→"In 2 days", 10080→"In 1 week"; timed (isAllDay=false) behavior unchanged.
All 5 FAIL (RED): humanizeLeadMinutes only accepts one argument.

apps/api/tests/broker/reminderScheduler.test.ts

@@ -855,3 +855,52 @@ describe('reminderScheduler — T-05-19: per-subscription error isolation', () =
     expect(vi.mocked(dispatchPush).mock.calls.length).toBe(2); // both attempted
   });
 });
+
+// ── CR-02: all-day-aware push body (Phase 11 Plan 05) ────────────────────────
+
+describe('humanizeLeadMinutes — CR-02 all-day-aware push body', () => {
+  // CR-02: humanizeLeadMinutes(0) produces "Starts in 0 min" for timed events,
+  // but for all-day same-day events (lead=0) the correct body is "Today".
+  // The function must accept an isAllDay flag to return sensible all-day wording.
+  // These tests MUST FAIL before the fix — humanizeLeadMinutes takes only one arg.
+
+  it('CR-02: all-day same-day (lead=0) body is NOT "Starts in 0 min" (isAllDay=true)', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    // Before fix: humanizeLeadMinutes(0) → 'Starts in 0 min' (wrong for all-day same-day)
+    // After fix:  humanizeLeadMinutes(0, true) → 'Today'
+    expect(humanizeLeadMinutes(0, true)).not.toBe('Starts in 0 min');
+  });
+
+  it('CR-02: all-day same-day (lead=0, isAllDay=true) body is "Today"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    expect(humanizeLeadMinutes(0, true)).toBe('Today');
+  });
+
+  it('CR-02: all-day 1-day lead (1440 min, isAllDay=true) body is "Tomorrow"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    expect(humanizeLeadMinutes(1440, true)).toBe('Tomorrow');
+  });
+
+  it('CR-02: all-day 2-day lead (2880 min, isAllDay=true) body is "In 2 days"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    expect(humanizeLeadMinutes(2880, true)).toBe('In 2 days');
+  });
+
+  it('CR-02: all-day 1-week lead (10080 min, isAllDay=true) body is "In 1 week"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    expect(humanizeLeadMinutes(10080, true)).toBe('In 1 week');
+  });
+
+  it('CR-02: timed event body unchanged — humanizeLeadMinutes(0, false) is "Starts in 0 min"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    // Timed event 0-lead: treated as None by the scheduler, but the formatter
+    // should still return the existing "Starts in 0 min" for completeness
+    expect(humanizeLeadMinutes(0, false)).toBe('Starts in 0 min');
+  });
+
+  it('CR-02: timed event body unchanged — humanizeLeadMinutes(30) still "Starts in 30 min"', async () => {
+    const { humanizeLeadMinutes } = await import('../../src/broker/reminderScheduler.js');
+    // Default isAllDay=false: existing timed behavior must be unchanged
+    expect(humanizeLeadMinutes(30)).toBe('Starts in 30 min');
+  });
+});