Do not cancel all wakeups prior to setting fallback alarm

src/c/main.c

@@ -102,7 +102,6 @@ static void glance_reload_callback(AppGlanceReloadSession *session, size_t limit
 static bool schedule_alarm(bool is_fallback) {
 	time_t target;
 	WakeupId status;
-	wakeup_cancel_all();
 
 	if (is_fallback) {
 		target = time(NULL) + 15;
@@ -117,6 +116,7 @@ static bool schedule_alarm(bool is_fallback) {
 		if (target <= now) {
 			target += SECONDS_PER_DAY;
 		}
+		wakeup_cancel_all(); // only cancel for main alarm (fallback alarm has short lifetime)
 		status = wakeup_schedule_simple_robust(target, SECONDS_PER_MINUTE, is_fallback);
 	}
 	if (status < 0) {