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/voice.go

@@ -1414,24 +1414,12 @@ func (h *reactiveHandler) resolveConfirm(ctx context.Context, text string) (stri
 		switch classifyConfirm(text) {
 		case confirmYes:
 			h.pendingRoutine = nil
-			// Create a recurring reminder at the detected interval.
-			// Weekly patterns get a cron expression; arbitrary intervals
-			// fire once and the detector re-proposes on the next cycle.
-			intervalDur := time.Duration(pr.interval * 24 * float64(time.Hour))
-			fire := h.now().Add(intervalDur)
-			cron := ""
-			if pr.interval >= 6.5 && pr.interval <= 7.5 {
-				cron = fmt.Sprintf("0 %d * * %d", fire.Hour(), int(fire.Weekday()))
-			}
-			payload := fmt.Sprintf(`{"text":"%s %s"}`, pr.action, pr.object)
-			remID, err := h.api.CreateReminder(ctx, fire, payload, cron)
-			if err != nil {
-				log.Printf("voice: create routine reminder: %v", err)
-				return "не получилось поставить напоминание.", true
-			}
-			_ = remID // TODO(vikunja#366): stop creating a reminder here; the tick loop fires accepted routines.
+			// Only record the acceptance. The tick loop reads accepted
+			// routines and nudges on their own interval. Building a reminder
+			// here made a routine fire exactly once (Vikunja #366).
 			if err := h.dataStore.AcceptProposedRoutine(ctx, pr.routineID, h.now()); err != nil {
 				log.Printf("voice: accept proposed routine: %v", err)
+				return "не получилось запомнить рутину.", true
 			}
 			return "буду напоминать.", true
 		case confirmNo: