Add Department POS module and related views

Introduced Department POS functionality with navigation, orders, and order detail views. Set up routing and middleware for POS operations. Added base styles, assets, and updated package dependencies to support these changes.

vite.config.js

@@ -0,0 +1,22 @@
+import { fileURLToPath, URL } from 'node:url'
+
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+import vueDevTools from 'vite-plugin-vue-devtools'
+import { viteSingleFile } from 'vite-plugin-singlefile'
+import { resolve } from 'path'
+
+// https://vite.dev/config/
+export default defineConfig({
+  base: './',
+  plugins: [
+    vue(),
+    vueDevTools(),
+    viteSingleFile()
+  ],
+  resolve: {
+    alias: {
+      '@': fileURLToPath(new URL('./src', import.meta.url))
+    },
+  },
+})