feat: loading animation in properties tabs

src/renderer/components/BaseLoader.vue

@@ -0,0 +1,22 @@
+<template>
+   <div class="empty">
+      <div class="loading loading-lg" />
+   </div>
+</template>
+
+<script>
+export default {
+   name: 'BaseLoader'
+};
+</script>
+<style scoped>
+.empty {
+  position: absolute;
+  display: flex;
+  height: 100%;
+  flex-direction: column;
+  left: 0;
+  justify-content: center;
+  right: 0;
+}
+</style>