cmd/server/main.go

@@ -204,6 +204,9 @@ func run(cfg config.Config, logger *slog.Logger) error {
 			return err
 		}
 	}
+	if err := sched.Register(planSvc.RotationCheckSchedule()); err != nil {
+		return err
+	}
 	if err := sched.Register(shopSvc.ChatAutosendSchedule()); err != nil {
 		return err
 	}

docs/ARCHITECTURE.md

@@ -484,15 +484,13 @@ automatic** (D-021).
   `changed`, and answers 200 with the plan. A date outside the week is 400 `invalid_date`, an unknown dinner or
   a week with no plan 404, any other dinner 409 `dinner_not_plannable`, and
   a dinner already on another day of the week 409 `dinner_already_planned`.
-- Rotation check (`plan.Service`, D-021). This release provides the
-  `MarkTried` service method and the rotation review read and decide APIs
-  below. The `rotation_check` schedule that is to call `MarkTried` for the
-  household-local day just past is planned (Feature 20, the scheduler) and
-  not wired yet: nothing in production calls `MarkTried`, so no Rotation
-  check opens automatically. `MarkTried(date)` moves every `quest_log` dinner planned on that date, on a plan of any
-  status, to `tried` and opens a `pending` `rotation_reviews` row for it;
-  a dinner already checked for that date is left as it is, so it is
-  idempotent. `GET /api/v1/rotation-reviews` returns `{reviews}`, the
+- Rotation check (`plan.Service`, D-021). The `rotation_check` schedule
+  calls `MarkTried` for the household-local day just past (see Scheduler).
+  `MarkTried(date)` moves every `quest_log` dinner planned on that date, on a plan of any
+  status, to `tried`, opens a `pending` `rotation_reviews` row for it and
+  emits its `rotation_review`, in one transaction;
+  a dinner already checked for that date is left as it is and not
+  notified again, so it is idempotent. `GET /api/v1/rotation-reviews` returns `{reviews}`, the
   pending checks whose dinner is still tried, oldest `plan_date` first,
   each `{dinner: {id, name, photo}, plan_date}`. `POST
   /api/v1/dinners/{id}/rotation-review` takes `{decision}`: `keep` makes
@@ -784,7 +782,7 @@ purge are fixed and not configurable.
 | `plan_draft` | Friday 09:00 | AI drafts next week's plan (`plan.Service.DraftSchedule`). |
 | `shopping_chat_autosend` | Saturday 08:00 | Sends the coming week's Supply run to Google Chat (`shopping.Service.ChatAutosendSchedule`). |
 | `day_of_reminder` | Daily 16:30, and 15 minutes before a crock-pot start_by earlier than that | Tonight's dinner reminder and the crock-pot start reminder (`plan.Service.ReminderSchedules`). |
-| `rotation_check` | Daily 09:00 | Asks "Keep it in rotation?" for tried dinners. |
+| `rotation_check` | Daily 09:00 | Marks yesterday's Quest log dinners tried and asks "Keep it in rotation?" (`plan.Service.RotationCheckSchedule`). |
 | `week_rollover` | Monday 00:05 (fixed) | Freezes last week's Supply run into the Supply archive (`shopping.Service.RolloverSchedule`). |
 | `ai_runs_purge` | Daily 03:00 (fixed) | Calls `harness.Purge` to delete `ai_runs` rows past 30-day retention (`harness.PurgeSchedule`). |
 
@@ -852,7 +850,13 @@ with the key `list_ready:chat:{weekStart}`. It never resends; a send that
 fails is the period's error. `shopping.Service.RolloverSchedule()` is
 `week_rollover`, `Weekly(Monday, 00:05)`; its run freezes the week before
 the fire date's, and a week with no Supply run freezes nothing and logs
-it. `harness.PurgeSchedule(store, logger)` is `ai_runs_purge`,
+it. `plan.Service.RotationCheckSchedule()` is `rotation_check`,
+`Daily(review_time)`, claimed as `rotation_check:YYYY-MM-DD` of the fire
+date (`Schedule.PeriodKey`). Its run calls `MarkTried` for the day before
+the fire date, which emits one `rotation_review` per Rotation check it
+opens; it never makes a dinner a Regular, and a day with no Quest log
+dinner planned opens none and logs the count.
+`harness.PurgeSchedule(store, logger)` is `ai_runs_purge`,
 `Daily(03:00)`, deleting rows created more than 30 days before the fire
 time.
 Fake-clock tests of a schedule live in `internal/scheduler`, where
@@ -899,6 +903,10 @@ Fake-clock tests of a schedule live in `internal/scheduler`, where
     {time}" with the dinner's name, only for a crock-pot dinner whose
     `start_by` is earlier than `reminder_time`. The `day_of_reminder`
     schedule calls it 15 minutes before `start_by`.
+  - `rotation_review:{dinnerId}:{planDate}` (URL `/`, where the Home card
+    asks) through `plan.Service.MarkTried(planDate)`, "How was {dinner}?
+    Keep it in rotation?", once per Rotation check it opens. The
+    `rotation_check` schedule calls it at `review_time` for yesterday.
 - Delivery goes through `notification_outbox`.
 - Web Push uses VAPID (`webpush-go`). Google Chat uses the stored incoming
   webhook.

internal/chat/chat_test.go

@@ -308,7 +308,7 @@ func TestSendThreadsByWeek(t *testing.T) {
 		ListReady(week, 19, 7),
 		DayOfReminder(mustDate(t, "2026-10-18"), "01J9DINNER", "Tacos"),
 		NewSuggestions("01J9BATCH", week, []string{"Pho"}),
-		RotationReview("01J9DINNER", "Pho", week),
+		RotationReview("01J9DINNER", "Pho", mustDate(t, "2026-10-14")),
 	}
 	for _, ev := range events {
 		if err := svc.Send(ctx, notify.Message{ID: "n1", EventKey: ev.Key, Channel: notify.ChannelChat, Payload: payloadOf(ev), Attempt: 1}); err != nil {

internal/chat/messages.go

@@ -107,17 +107,17 @@ func NewSuggestions(id string, week store.LocalDate, names []string) notify.Even
 	}
 }
 
-// RotationReview is the rotation_review event asking whether the dinner
-// dinnerID, named name and tried in the week starting on week, becomes a
-// Regular.
-func RotationReview(dinnerID, name string, week store.LocalDate) notify.Event {
+// RotationReview is the rotation_review event, keyed
+// rotation_review:{dinnerID}:{planDate}, of the Rotation check of the
+// dinner dinnerID, named name and tried on planDate: "How was Pho? Keep it
+// in rotation?". It opens Home, where the Rotation check card asks.
+func RotationReview(dinnerID, name string, planDate store.LocalDate) notify.Event {
 	return notify.Event{
 		Type:  notify.RotationReview,
-		Key:   string(notify.RotationReview) + ":" + dinnerID,
-		Title: "Keep it in rotation?",
-		Body:  "You tried " + name + ". Make it a Regular?",
+		Key:   string(notify.RotationReview) + ":" + dinnerID + ":" + planDate.String(),
+		Title: "How was " + name + "? Keep it in rotation?",
 		URL:   "/",
-		Week:  week,
+		Week:  household.WeekStart(planDate),
 	}
 }
 

internal/chat/messages_test.go

@@ -137,13 +137,13 @@ func TestMessages(t *testing.T) {
 		},
 		{
 			name:  "rotation review",
-			ev:    RotationReview("01J9DINNER", "Lemon orzo", week),
-			key:   "rotation_review:01J9DINNER",
+			ev:    RotationReview("01J9DINNER", "Lemon orzo", mustDate(t, "2026-10-14")),
+			key:   "rotation_review:01J9DINNER:2026-10-14",
 			url:   "/",
 			week:  "2026-10-12",
-			title: "Keep it in rotation?",
-			body:  "You tried Lemon orzo. Make it a Regular?",
-			chatT: "Keep it in rotation? You tried Lemon orzo. Make it a Regular? Open MealQuest →",
+			title: "How was Lemon orzo? Keep it in rotation?",
+			body:  "",
+			chatT: "How was Lemon orzo? Keep it in rotation? Open MealQuest →",
 		},
 	} {
 		ev := tc.ev

internal/plan/rotation.go

@@ -6,8 +6,11 @@ import (
 	"errors"
 	"fmt"
 
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/chat"
 	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/db"
 	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/dinners"
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/household"
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/scheduler"
 	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/store"
 )
 
@@ -79,12 +82,40 @@ type Decided struct {
 	UpdatedBy    string `json:"updated_by"`
 }
 
+// RotationCheckSchedule is the rotation_check schedule: every day at the
+// household's review_time it runs MarkTried for the day before, so each
+// Quest log dinner planned yesterday is tried and the household is asked
+// "Keep it in rotation?". Its period is the fire date, claimed as
+// rotation_check:YYYY-MM-DD. It never makes a dinner a Regular.
+func (s *Service) RotationCheckSchedule() scheduler.Schedule {
+	return scheduler.Schedule{
+		Name: scheduler.RotationCheck,
+		Rule: func(settings household.Settings) scheduler.Rule {
+			return scheduler.Daily(settings.ReviewTime)
+		},
+		PeriodKey: func(p scheduler.Period) string {
+			return scheduler.RotationCheck + ":" + p.Key
+		},
+		Run: func(ctx context.Context, p scheduler.Period) error {
+			yesterday := addDays(p.Date, -1)
+			n, err := s.MarkTried(ctx, yesterday)
+			if err != nil {
+				return err
+			}
+			s.logger.InfoContext(ctx, "Rotation check: Quest log dinners marked tried",
+				"period", p.Key, "plan_date", yesterday.String(), "tried", n)
+			return nil
+		},
+	}
+}
+
 // MarkTried moves every dinner in the Quest log planned on date, the
-// household-local day just past, on a plan of any status, to tried and
-// opens a pending Rotation check of it for date. It is idempotent: a
-// dinner already checked for date is left as it is, so a later run never
-// moves one returned to the Quest log ("We didn't make it") again. It
-// returns how many dinners it moved.
+// household-local day just past, on a plan of any status, to tried, opens
+// a pending Rotation check of it for date and emits its rotation_review
+// (chat.RotationReview), all in one transaction. It is idempotent: a
+// dinner already checked for date is left as it is and not notified of
+// again, so a later run never moves one returned to the Quest log ("We
+// didn't make it") again. It returns how many dinners it moved.
 func (s *Service) MarkTried(ctx context.Context, date store.LocalDate) (int, error) {
 	var n int
 	err := s.st.WithTx(ctx, func(tx *sql.Tx) error {
@@ -95,6 +126,10 @@ func (s *Service) MarkTried(ctx context.Context, date store.LocalDate) (int, err
 		}
 		now := store.Now().String()
 		for _, id := range ids {
+			d, err := q.GetDinner(ctx, id)
+			if err != nil {
+				return fmt.Errorf("plan: read dinner %s: %w", id, err)
+			}
 			moved, err := q.MarkDinnerTried(ctx, db.MarkDinnerTriedParams{UpdatedAt: now, ID: id})
 			if err != nil {
 				return fmt.Errorf("plan: mark %s tried: %w", id, err)
@@ -107,6 +142,9 @@ func (s *Service) MarkTried(ctx context.Context, date store.LocalDate) (int, err
 			}); err != nil {
 				return fmt.Errorf("plan: open Rotation check of %s for %s: %w", id, date, err)
 			}
+			if err := s.notifier.EmitTx(ctx, tx, chat.RotationReview(id, d.Name, date)); err != nil {
+				return fmt.Errorf("plan: %w", err)
+			}
 		}
 		n = len(ids)
 		return nil
@@ -114,6 +152,9 @@ func (s *Service) MarkTried(ctx context.Context, date store.LocalDate) (int, err
 	if err != nil {
 		return 0, err
 	}
+	if n > 0 {
+		s.notifier.Wake()
+	}
 	return n, nil
 }
 

internal/scheduler/rotation_check_test.go

@@ -0,0 +1,204 @@
+package scheduler_test
+
+import (
+	"context"
+	"testing"
+
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/household"
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/notify"
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/notify/notifytest"
+	"code.cubecraftlabs.com/Maniacs_Mansion/Meal-Quest/internal/scheduler"
+)
+
+// The tests in this file run plan's rotation_check schedule on the fake
+// clock against the real plan service and notification outbox. The plan of
+// the week of Monday Oct 12 (w42) has poolNames, all Regulars, Monday to
+// Sunday; a test that needs a Quest-log dinner swaps Lemon Orzo in for
+// Monday. The household's review time is the seeded 09:00, in Chicago.
+
+// orzoDay is the Monday Lemon Orzo is planned on.
+var orzoDay = mustLocalDate("2026-10-12")
+
+// orzoWeek plans w42 with the Quest-log dinner Lemon Orzo on Monday in
+// place of Beef Chili, and returns its id.
+func (p *planEnv) orzoWeek() string {
+	p.e.t.Helper()
+	id := p.questLog("Lemon Orzo", 30)
+	p.planWeek(w42)
+	if _, err := p.svc.Swap(context.Background(), w42, orzoDay.String(), id); err != nil {
+		p.e.t.Fatal(err)
+	}
+	return id
+}
+
+// rotationReviews returns the keys of the rotation_review notifications
+// stored, oldest first. The seeded preference sends rotation_review to push
+// only, so there is one row per event.
+func (e *env) rotationReviews() []string {
+	e.t.Helper()
+	var keys []string
+	for _, r := range notifytest.Rows(e.t, e.st, notify.RotationReview) {
+		if r.Channel != notify.ChannelPush {
+			e.t.Fatalf("rotation_review row %+v, want push only", r)
+		}
+		keys = append(keys, r.Key)
+	}
+	return keys
+}
+
+// status returns the status of the dinner name.
+func (p *planEnv) status(name string) string {
+	p.e.t.Helper()
+	var s string
+	if err := p.e.st.Reader.QueryRow(`SELECT status FROM dinners WHERE id = ?`, p.ids[name]).Scan(&s); err != nil {
+		p.e.t.Fatal(err)
+	}
+	return s
+}
+
+// pendingReviews returns the plan dates of the pending Rotation checks of
+// the dinner name.
+func (p *planEnv) pendingReviews(name string) []string {
+	p.e.t.Helper()
+	rows, err := p.e.st.Reader.Query(`SELECT plan_date FROM rotation_reviews WHERE dinner_id = ? AND status = 'pending' ORDER BY plan_date`, p.ids[name])
+	if err != nil {
+		p.e.t.Fatal(err)
+	}
+	defer rows.Close()
+	var out []string
+	for rows.Next() {
+		var d string
+		if err := rows.Scan(&d); err != nil {
+			p.e.t.Fatal(err)
+		}
+		out = append(out, d)
+	}
+	if err := rows.Err(); err != nil {
+		p.e.t.Fatal(err)
+	}
+	return out
+}
+
+// wantOrzoTried fails unless Lemon Orzo, id, is tried with one pending
+// Rotation check for orzoDay and exactly one rotation_review asking about
+// it, which opens Home.
+func (p *planEnv) wantOrzoTried(id string) {
+	p.e.t.Helper()
+	if got := p.status("Lemon Orzo"); got != "tried" {
+		p.e.t.Errorf("Lemon Orzo status = %s, want tried", got)
+	}
+	wantKeys(p.e.t, "Lemon Orzo pending Rotation checks", p.pendingReviews("Lemon Orzo"), []string{orzoDay.String()})
+	key := "rotation_review:" + id + ":" + orzoDay.String()
+	wantKeys(p.e.t, "rotation_review", p.e.rotationReviews(), []string{key})
+	got := notifytest.Rows(p.e.t, p.e.st, notify.RotationReview)[0].Payload
+	want := notify.Payload{Event: notify.RotationReview, Title: "How was Lemon Orzo? Keep it in rotation?", URL: "/", Tag: key, Week: w42.String()}
+	if got != want {
+		p.e.t.Errorf("rotation_review = %+v, want %+v", got, want)
+	}
+}
+
+// TestRotationCheckMarksQuestLogDinnerTried: at review_time 09:00 the day
+// after a Quest-log dinner was planned, the schedule, period
+// rotation_check:YYYY-MM-DD, marks it tried, opens its Rotation check and
+// emits one rotation_review. It never makes the dinner a Regular.
+func TestRotationCheckMarksQuestLogDinnerTried(t *testing.T) {
+	e := newEnv(t)
+	p := e.plans(e.pool())
+	id := p.orzoWeek()
+
+	// Tuesday 08:00: the catch-up of Monday 09:00 checks Sunday, unplanned.
+	r := e.start(at(2026, 10, 13, 8, 0), p.svc.RotationCheckSchedule())
+	r.runUntil(at(2026, 10, 13, 8, 59))
+	wantKeys(t, "before 09:00", e.rotationReviews(), nil)
+	if got := p.status("Lemon Orzo"); got != "quest_log" {
+		t.Fatalf("Lemon Orzo status before 09:00 = %s, want quest_log", got)
+	}
+
+	r.runUntil(at(2026, 10, 13, 9, 0))
+	p.wantOrzoTried(id)
+
+	// Days later, still tried: only the household's keep makes a Regular.
+	r.runUntil(at(2026, 10, 16, 12, 0))
+	p.wantOrzoTried(id)
+	wantKeys(t, "schedule_runs", e.claimed(scheduler.RotationCheck), []string{
+		"rotation_check:2026-10-12", "rotation_check:2026-10-13", "rotation_check:2026-10-14",
+		"rotation_check:2026-10-15", "rotation_check:2026-10-16",
+	})
+}
+
+// TestRotationCheckLeavesRegulars: a day planning only Regulars marks
+// nothing tried, opens no Rotation check and emits nothing.
+func TestRotationCheckLeavesRegulars(t *testing.T) {
+	e := newEnv(t)
+	p := e.plans(e.pool())
+	p.planWeek(w42)
+
+	r := e.start(at(2026, 10, 13, 8, 0), p.svc.RotationCheckSchedule())
+	r.runUntil(at(2026, 10, 13, 9, 0))
+	wantKeys(t, "rotation_review", e.rotationReviews(), nil)
+	if got := p.status("Beef Chili"); got != "regular" {
+		t.Errorf("Beef Chili status = %s, want regular", got)
+	}
+	wantKeys(t, "Beef Chili pending Rotation checks", p.pendingReviews("Beef Chili"), nil)
+	wantKeys(t, "schedule_runs", e.claimed(scheduler.RotationCheck), []string{"rotation_check:2026-10-12", "rotation_check:2026-10-13"})
+}
+
+// TestRotationCheckNoDuplicateSameDay: a restart the same day finds the
+// period claimed, and MarkTried run again for the same day finds the
+// Rotation check open, so neither opens a second check or notification.
+func TestRotationCheckNoDuplicateSameDay(t *testing.T) {
+	e := newEnv(t)
+	ids := e.pool()
+	p := e.plans(ids)
+	id := p.orzoWeek()
+
+	r := e.start(at(2026, 10, 13, 8, 0), p.svc.RotationCheckSchedule())
+	r.runUntil(at(2026, 10, 13, 9, 0))
+	p.wantOrzoTried(id)
+	r.stop()
+	p.stop()
+
+	p2 := e.plans(ids)
+	r2 := e.start(at(2026, 10, 13, 9, 30), p2.svc.RotationCheckSchedule())
+	r2.runUntil(at(2026, 10, 13, 23, 59))
+	p2.wantOrzoTried(id)
+
+	if n, err := p2.svc.MarkTried(context.Background(), orzoDay); err != nil || n != 0 {
+		t.Fatalf("MarkTried(%s) again = %d, %v, want 0", orzoDay, n, err)
+	}
+	p2.wantOrzoTried(id)
+	wantKeys(t, "schedule_runs", e.claimed(scheduler.RotationCheck), []string{"rotation_check:2026-10-12", "rotation_check:2026-10-13"})
+}
+
+// TestRotationCheckCatchUpAtBoot: started 23 hours after a missed 09:00,
+// the scheduler runs that day's Rotation check once at boot.
+func TestRotationCheckCatchUpAtBoot(t *testing.T) {
+	e := newEnv(t)
+	p := e.plans(e.pool())
+	id := p.orzoWeek()
+
+	e.start(at(2026, 10, 14, 8, 0), p.svc.RotationCheckSchedule())
+	p.wantOrzoTried(id)
+	wantKeys(t, "schedule_runs", e.claimed(scheduler.RotationCheck), []string{"rotation_check:2026-10-13"})
+}
+
+// TestRotationCheckFollowsReviewTimeWithoutRestart: a review_time change
+// takes effect in the running scheduler. Moved from 09:00 to 10:30, the
+// Rotation check does not run at 09:00 and runs at 10:30.
+func TestRotationCheckFollowsReviewTimeWithoutRestart(t *testing.T) {
+	e := newEnv(t)
+	p := e.plans(e.pool())
+	id := p.orzoWeek()
+
+	r := e.start(at(2026, 10, 13, 8, 0), p.svc.RotationCheckSchedule())
+	e.update(household.SettingsPatch{ReviewTime: ptr("10:30")})
+	r.changed()
+	r.runUntil(at(2026, 10, 13, 10, 29))
+	wantKeys(t, "before 10:30", e.rotationReviews(), nil)
+	if got := p.status("Lemon Orzo"); got != "quest_log" {
+		t.Fatalf("Lemon Orzo status before 10:30 = %s, want quest_log", got)
+	}
+	r.runUntil(at(2026, 10, 13, 10, 30))
+	p.wantOrzoTried(id)
+	wantKeys(t, "schedule_runs", e.claimed(scheduler.RotationCheck), []string{"rotation_check:2026-10-12", "rotation_check:2026-10-13"})
+}