fix: bound timer counter to uint max on fail

src/timer.c

@@ -1,3 +1,4 @@
+#include <limits.h>
 #include <time.h>
 
 #include "types.h"
@@ -12,7 +13,7 @@ void timer_init(Timer *timer, const unsigned int target) {
 
 bool timer_inc(Timer *timer) {
   timer->counter += 1;
-  return timer->counter >= timer->target;
+  return timer->counter == UINT_MAX || timer->counter >= timer->target;
 }
 
 double timer_reset(Timer *timer) {