Poprawki

src/mixins/dateMixin.ts

@@ -0,0 +1,16 @@
+import { defineComponent } from 'vue';
+
+export default defineComponent({
+  methods: {
+    localeDate(dateString: string) {
+        return new Date(dateString).toLocaleDateString("pl-PL", { 
+            weekday: "long",
+            day: "numeric", 
+            month: "2-digit", 
+            year: "numeric", 
+            hour:"2-digit", 
+            minute: "2-digit"
+        })
+    }
+  }
+})