diff --git a/showbits-thermal-printer-ui/src/App.vue b/showbits-thermal-printer-ui/src/App.vue
index 58b0f21..8f35f55 100644
--- a/showbits-thermal-printer-ui/src/App.vue
+++ b/showbits-thermal-printer-ui/src/App.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import HelloWorld from './components/HelloWorld.vue'
+import HelloWorld from "./components/HelloWorld.vue";
 </script>
 
 <template>
diff --git a/showbits-thermal-printer-ui/src/components/HelloWorld.vue b/showbits-thermal-printer-ui/src/components/HelloWorld.vue
index b58e52b..d960c74 100644
--- a/showbits-thermal-printer-ui/src/components/HelloWorld.vue
+++ b/showbits-thermal-printer-ui/src/components/HelloWorld.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
-import { ref } from 'vue'
+import { ref } from "vue";
 
-defineProps<{ msg: string }>()
+defineProps<{ msg: string }>();
 
-const count = ref(0)
+const count = ref(0);
 </script>
 
 <template>
diff --git a/showbits-thermal-printer-ui/src/main.ts b/showbits-thermal-printer-ui/src/main.ts
index 2425c0f..3c9bfeb 100644
--- a/showbits-thermal-printer-ui/src/main.ts
+++ b/showbits-thermal-printer-ui/src/main.ts
@@ -1,5 +1,5 @@
-import { createApp } from 'vue'
-import './style.css'
-import App from './App.vue'
+import { createApp } from "vue";
+import "./style.css";
+import App from "./App.vue";
 
-createApp(App).mount('#app')
+createApp(App).mount("#app");
diff --git a/showbits-thermal-printer-ui/vite.config.ts b/showbits-thermal-printer-ui/vite.config.ts
index bbcf80c..e3d9890 100644
--- a/showbits-thermal-printer-ui/vite.config.ts
+++ b/showbits-thermal-printer-ui/vite.config.ts
@@ -1,7 +1,7 @@
-import { defineConfig } from 'vite'
-import vue from '@vitejs/plugin-vue'
+import { defineConfig } from "vite";
+import vue from "@vitejs/plugin-vue";
 
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [vue()],
-})
+});
diff --git a/showbits-thermal-printer/static/egg.html b/showbits-thermal-printer/static/egg.html
index 295d290..3815de7 100644
--- a/showbits-thermal-printer/static/egg.html
+++ b/showbits-thermal-printer/static/egg.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="utf-8" />
diff --git a/showbits-thermal-printer/static/image.html b/showbits-thermal-printer/static/image.html
index e1e16a7..fe56f71 100644
--- a/showbits-thermal-printer/static/image.html
+++ b/showbits-thermal-printer/static/image.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="utf-8" />
diff --git a/showbits-thermal-printer/static/index.html b/showbits-thermal-printer/static/index.html
index 97c3a21..b7f0887 100644
--- a/showbits-thermal-printer/static/index.html
+++ b/showbits-thermal-printer/static/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="utf-8" />
diff --git a/showbits-thermal-printer/static/photo.html b/showbits-thermal-printer/static/photo.html
index f23c445..160a750 100644
--- a/showbits-thermal-printer/static/photo.html
+++ b/showbits-thermal-printer/static/photo.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="utf-8" />
