fix(datepicker): improve focus handling and scroll position restoration in modal

app/src/plugins/tm@modal/task/_components/a-timeblock.vue

@@ -4,14 +4,13 @@
       <button @click="$emit('removeTimeblock')" class="x-button">x</button>
     </div>
     <div
-      @click="openDatepicker('datepicker')"
+      @click="handleDatepickerClick"
       class="datepicker-wrapper"
       ref="datepicker-wrapper"
     >
       <Datepicker
         :model-value="timeblock.date"
         ref="datepicker"
-        @open="onDateOpen"
         @update:model-value="updateDate"
         format="dd.MM.yyyy"
         locale="sk"
@@ -104,6 +103,14 @@ export default {
   },
 
   methods: {
+    handleDatepickerClick() {
+      // Pass the datepicker wrapper element reference to the mixin
+      const scrollTarget = this.$refs['datepicker-wrapper'];
+      this.onDateOpen(scrollTarget);
+      // Open the datepicker
+      this.openDatepicker('datepicker');
+    },
+
     async openDatepicker(ref) {
       this.$refs[ref].openMenu();
     },