Initial Nuxt frontend import

- Complete GGZ Ecademy Nuxt.js user portal
- Learning products browser and management
- Member management interface
- User authentication and roles
- Multi-language support (NL/EN)
- Vuex store for state management
- Component-based architecture

components/UI/GlobalModal/GlobalModal.vue

@@ -0,0 +1,38 @@
+<template>
+  <div class="text-center">
+    <!-- <v-btn color="error" @click="dialog = !dialog">Show Dialog</v-btn> -->
+
+    <v-overlay :value="dialog">
+      <v-card>
+        <v-card-title class="headline">{{headline}}</v-card-title>
+        <v-card-text>{{text}}</v-card-text>
+        <v-card-actions>
+          <v-btn color="info" @click="dialog=false" tile depressed>back</v-btn>
+          <v-spacer/>
+          <v-btn color="error" @click="proceed()" tile depressed>confirm</v-btn>
+        </v-card-actions>
+      </v-card>
+    </v-overlay>
+  </div>
+</template>
+
+<script>
+export default {
+  props: {
+    headline: {
+      type: String
+    },
+    text: {
+      type: String
+    }
+  },
+  data() {
+    return {
+      dialog: false
+    }
+  },
+  methods: {
+    confirm() {}
+  }
+}
+</script>