Fire accepted routines every interval, not once (Vikunja #366)

The tick loop now reads accepted routines from the store and nudges when
their interval has passed; accepting no longer builds a one-shot reminder.
Look at routine.DueAccepted for the schedule rule (no catch-up backlog) and
at fireAcceptedRoutines for the restraint gate — routines do not bypass it.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CGeSZxh1DCtRxmFVSYVGvJ

cmd/mavend/tick.go

@@ -186,9 +186,9 @@ func (t *tickLoop) tick(ctx context.Context, now time.Time) {
 	// LLM-phrased — so a routine can't hallucinate. severity comes from config.
 	t.fireRoutines(ctx, now, state)
 
-	// TODO(vikunja#366): fire accepted routines here — read
-	// store.ListAcceptedRoutines, pick the ones whose interval has passed, nudge
-	// them through the gate, then MarkRoutineFired.
+	// accepted routines: patterns the user confirmed. read straight from the
+	// store each tick so the schedule survives a restart.
+	t.fireAcceptedRoutines(ctx, now, state)
 
 	// morning routines: daily checklists (medicine/water/pets/...), nagged at
 	// most once per day per routine, and only for items still unevidenced at
@@ -381,6 +381,64 @@ func (t *tickLoop) fireRoutines(ctx context.Context, now time.Time, state loop.S
 	}
 }
 
+// fireAcceptedRoutines nudges about the routines the user accepted, once per
+// interval (Vikunja #366). Accepting used to create a single reminder, so a
+// non-weekly routine fired once and went quiet forever; the schedule lives in
+// the proposed_routines row now and the loop re-reads it every tick.
+//
+// A routine is a care-class nudge and goes through the restraint gate like any
+// other: quiet hours, away presence and snooze all suppress it. Reminders bypass
+// that gate; routines must not. A suppressed nudge is NOT marked fired, so it
+// goes out on the next tick that the gate allows — one nudge, held, not dropped
+// and not repeated.
+//
+// The body is literal text built from the detected action and object, not
+// LLM-phrased, so a routine can't hallucinate. It nudges; it never acts.
+func (t *tickLoop) fireAcceptedRoutines(ctx context.Context, now time.Time, state loop.State) {
+	rows, err := t.store.ListAcceptedRoutines(ctx)
+	if err != nil {
+		log.Printf("tick: list accepted routines: %v", err)
+		return
+	}
+	accepted := make([]routine.Accepted, 0, len(rows))
+	for _, r := range rows {
+		if r.AcceptedTs == nil {
+			continue // accepted before the schedule column existed — no clock to start from.
+		}
+		accepted = append(accepted, routine.Accepted{
+			ID:           r.ID,
+			Name:         r.Action + " " + r.Object,
+			IntervalDays: r.IntervalDays,
+			Accepted:     *r.AcceptedTs,
+			LastFired:    r.LastFiredTs,
+		})
+	}
+
+	for _, a := range routine.DueAccepted(accepted, now) {
+		rule := loop.Rule{Name: "routine:" + a.Name, Severity: loop.Sev1}
+		if !loop.Gate(state, rule) {
+			continue
+		}
+		body := "пора: " + a.Name
+		pn := delivery.PhrasedNudge{
+			Candidate: loop.Candidate{Rule: rule, Severity: rule.Severity, State: state},
+			Body:      body,
+			Summary:   body,
+		}
+		sent, err := t.dispatcher.DispatchNudge(ctx, pn, now)
+		if err != nil {
+			log.Printf("tick: dispatch accepted routine %d: %v", a.ID, err)
+			continue
+		}
+		if len(sent) == 0 {
+			continue // routing dropped it — leave it due.
+		}
+		if err := t.store.MarkRoutineFired(ctx, a.ID, now); err != nil {
+			log.Printf("tick: mark routine %d fired: %v", a.ID, err)
+		}
+	}
+}
+
 // fireMorningRoutines checks each configured checklist against today's facts
 // and dispatches a nag listing exactly what's still missing, at most once per
 // routine per calendar day. Fact reads happen here (not in loop.Gatherer)