add cpp & c support

Author: bot-test-bot

package.json

@@ -14,6 +14,7 @@
     "@codemirror/autocomplete": "^6.18.6",
     "@codemirror/basic-setup": "^0.20.0",
     "@codemirror/commands": "^6.8.1",
+    "@codemirror/lang-cpp": "^6.0.3",
     "@codemirror/lang-css": "^6.3.1",
     "@codemirror/lang-go": "^6.0.1",
     "@codemirror/lang-html": "^6.4.9",

pnpm-lock.yaml

@@ -37,6 +37,7 @@ import { sql } from "@codemirror/lang-sql";
 import { markdown } from "@codemirror/lang-markdown";
 import { xml } from "@codemirror/lang-xml";
 import { yaml } from "@codemirror/lang-yaml";
+import { cpp } from "@codemirror/lang-cpp";
 
 // Legacy modes for additional languages
 import { StreamLanguage } from "@codemirror/language";
@@ -97,6 +98,8 @@ const languageMap: Record<string, any> = {
   go: go(),
   rust: rust(),
   php: php(),
+  cpp: cpp(),
+  c: cpp(), // C 语言使用 C++ 的语法高亮
   csharp: StreamLanguage.define(csharp),
 
   // 数据库

src/components/CodeEditor.vue

@@ -9,6 +9,8 @@ export const languageIcons: Record<string, string> = {
   html: "🌐",
   go: "🐹",
   java: "☕",
+  cpp: "⚡",
+  c: "🔵",
   php: "🐘",
   sql: "🗄️",
   shell: "🐚",
@@ -29,6 +31,8 @@ export const languages = [
   "html",
   "go",
   "java",
+  "cpp",
+  "c",
   "php",
   "sql",
   "shell",
@@ -165,6 +169,48 @@ export function detectLanguage(content: string): string {
     return "java";
   }
 
+  // 检测 C++
+  if (
+    content.includes("#include") ||
+    content.includes("std::") ||
+    content.includes("namespace ") ||
+    content.includes("class ") ||
+    content.includes("template<") ||
+    content.includes("cout <<") ||
+    content.includes("cin >>") ||
+    content.includes("vector<") ||
+    content.includes("string ") ||
+    content.includes("int main(") ||
+    content.includes("void ") ||
+    content.includes("const ") ||
+    content.includes("&") ||
+    content.includes("->")
+  ) {
+    return "cpp";
+  }
+
+  // 检测 C
+  if (
+    content.includes("#include") ||
+    content.includes("stdio.h") ||
+    content.includes("stdlib.h") ||
+    content.includes("printf(") ||
+    content.includes("scanf(") ||
+    content.includes("malloc(") ||
+    content.includes("free(") ||
+    content.includes("struct ") ||
+    content.includes("typedef ") ||
+    content.includes("int main(") ||
+    content.includes("void ") ||
+    content.includes("char ") ||
+    content.includes("int ") ||
+    content.includes("float ") ||
+    content.includes("double ") ||
+    content.includes("return 0;")
+  ) {
+    return "c";
+  }
+
   // 检测 PHP
   if (
     content.includes("<?php") ||