feat: 增加手动设置编辑器编码的功能

Related to #5

packages/frontend/package.json

@@ -12,10 +12,14 @@
       "@fortawesome/fontawesome-free": "^6.7.2",
       "@hcaptcha/vue3-hcaptcha": "^1.3.0",
       "@tailwindcss/vite": "^4.1.4",
+      "@vscode/iconv-lite-umd": "^0.7.0",
+      "@xterm/addon-fit": "^0.10.0",
       "@xterm/addon-search": "^0.15.0",
       "axios": "^1.8.4",
+      "buffer": "^6.0.3",
       "date-fns": "^4.1.0",
       "guacamole-common-js": "^1.5.0",
+      "iconv-lite": "^0.6.3",
       "monaco-editor": "^0.52.2",
       "pinia": "^3.0.2",
       "pinia-plugin-persistedstate": "^4.2.0",
@@ -28,7 +32,6 @@
       "vue3-recaptcha2": "^1.8.0",
       "vuedraggable": "^4.1.0",
       "xterm": "^5.3.0",
-      "@xterm/addon-fit": "^0.10.0",
       "xterm-addon-web-links": "^0.9.0"
    },
    "devDependencies": {
@@ -40,4 +43,3 @@
       "vue-tsc": "^2.2.8"
    }
 }
-