feat(datepicker): introduce ZDatepicker component for enhanced date selection functionality

app/src/plugins/tm@modal/task/z-task-modal.vue

@@ -57,17 +57,15 @@
 
           <div class="splitted-inputs">
             <!-- TODO: Bialko validacie -->
-            <div
-              @click="openDatepicker('datepicker-01')"
-              class="datepicker-wrapper"
-            >
-              <Datepicker
+            <div class="w-100 modal-input">
+              <Z-datepicker
                 v-model="subtask.deadline"
                 @open="onDateOpen"
                 ref="datepicker-01"
+                label="Deadline"
                 :auto-apply="true"
                 :min-date="new Date()"
-                class="modal-input left datepicker-input"
+                class="modal-input"
                 format="dd.MM.yyyy"
                 locale="sk"
                 select-text="Vybrať"
@@ -348,7 +346,7 @@
 </template>
 
 <script>
-import Datepicker from '@vuepic/vue-datepicker';
+import ZDatepicker from '@/plugins/tm@_components/z-datepicker.vue';
 import ZFilesUpload from '@/plugins/tm@_components/z-files-upload.vue';
 import useVuelidate from '@vuelidate/core';
 import { required, requiredIf, optional } from '@vuelidate/validators';
@@ -375,7 +373,7 @@ export default {
     ZTaskReadonlyInfo,
     ATimeblock,
     ZFilesUpload,
-    Datepicker,
+    ZDatepicker,
     // ATaskTimeblocks,
     QuillEditor,
   },
@@ -505,6 +503,46 @@ export default {
   },
 
   methods: {
+    // Override onDateOpen from VuetifyFixFocusMixin to add logging
+    onDateOpen($event) {
+      console.log(
+        '🟡 [z-task-modal] onDateOpen called at:',
+        new Date().toISOString(),
+        'with event:',
+        $event,
+      );
+      // Call the parent mixin's onDateOpen method
+      if (
+        VuetifyFixFocusMixin.methods &&
+        VuetifyFixFocusMixin.methods.onDateOpen
+      ) {
+        VuetifyFixFocusMixin.methods.onDateOpen.call(this, $event);
+      }
+    },
+
+    // Override onInputFocus from VuetifyFixFocusMixin to add logging
+    onInputFocus($event) {
+      const target = $event?.target;
+      console.log(
+        '🟡 [z-task-modal] onInputFocus called at:',
+        new Date().toISOString(),
+        'on:',
+        {
+          tagName: target?.tagName,
+          type: target?.type,
+          id: target?.id,
+          className: target?.className,
+        },
+      );
+      // Call the parent mixin's onInputFocus method
+      if (
+        VuetifyFixFocusMixin.methods &&
+        VuetifyFixFocusMixin.methods.onInputFocus
+      ) {
+        VuetifyFixFocusMixin.methods.onInputFocus.call(this, $event);
+      }
+    },
+
     toggleEditMode() {
       if (this.subtask.type == 'office365')
         return this.$events.emit('show-unable-to-edit-office-task-modal', {
@@ -560,6 +598,13 @@ export default {
     async showModal({ subtask, editMode = false, mastertask = {} }) {
       this.isSaving = false;
       this.subtask = null;
+
+      // CRITICAL: Prevent v-dialog autofocus BEFORE modal opens
+      this.preventInputFocus = true;
+      console.log(
+        '🟡 [z-task-modal] showModal - preventInputFocus set to true BEFORE modal opens',
+      );
+
       this.visible = true;
       this.timeblocks = [
         {
@@ -571,6 +616,14 @@ export default {
       this.$nextTick(() => {
         this.v$.$reset();
         this.setFocusEvent();
+
+        // Reset after modal is fully rendered and v-dialog autofocus has been blocked
+        setTimeout(() => {
+          this.preventInputFocus = false;
+          console.log(
+            '🟡 [z-task-modal] showModal - preventInputFocus reset to false after 300ms',
+          );
+        }, 300);
       });
 
       try {