chore: add eslint and fix lint errors

components/common/app-lazy-background/index.vue

@@ -16,10 +16,9 @@ export default {
       default: f => f
     }
   }
-};
+}
 </script>
 
-
 <style lang="scss" scoped>
 .image {
   height: 100%;
@@ -32,7 +31,7 @@ export default {
   transition: opacity 300ms ease;
   will-change: opacity;
 
-  &[lazy="loaded"] {
+  &[lazy='loaded'] {
     opacity: 1;
   }
 }