fix intervals not loading and other library issues

src/components/WorkoutLibrary.vue

@@ -20,6 +20,9 @@
         <aside class="filters-sidebar">
           <WorkoutFilters
             :filters="store.filters"
+            :workout-types="store.workoutTypes"
+            :workout-categories="store.workoutCategories"
+            :difficulty-levels="store.difficultyLevels"
             @update:filters="handleFilterChange"
           />
         </aside>
@@ -139,7 +142,7 @@ const store = useWorkoutLibraryStore()
 const viewMode = ref('grid')
 
 const totalPages = computed(() => {
-  return Math.ceil(store.pagination.total / store.pagination.limit)
+  return Math.ceil(store.pagination.total / store.pagination.pageSize)
 })
 
 function handleFilterChange(filters) {
@@ -165,6 +168,7 @@ async function toggleFavorite(workoutId) {
 }
 
 onMounted(() => {
+  store.fetchTypes()
   store.fetchWorkouts()
   store.fetchFavorites()
 })