implement "new catalog" in editor

cateditor/src/components/Loading.vue

@@ -0,0 +1,21 @@
+<template>
+  <v-dialog v-model="show" persistent width="300">
+    <v-card color="green" dark>
+      <v-card-text class="white--text">
+        {{ text }}
+        <v-progress-linear indeterminate color="white" class="mb-0" />
+      </v-card-text>
+    </v-card>
+  </v-dialog>
+</template>
+
+<script>
+export default {
+  data: () => ({
+  }),
+  props: {
+    text: String,
+    show: Boolean,
+  },
+}
+</script>