ADD file via upload

src/package.json

@@ -0,0 +1,35 @@
+{
+  "name": "math-learning-backend",
+  "version": "1.0.0",
+  "description": "数学学习软件后端API - 支持QQ邮箱和163邮箱验证",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "dev": "nodemon server.js",
+    "test": "echo \"后端服务测试模式\" && node server.js"
+  },
+  "dependencies": {
+    "express": "^4.18.2",
+    "cors": "^2.8.5",
+    "body-parser": "^1.20.2",
+    "nodemailer": "^6.9.7"
+  },
+  "devDependencies": {
+    "nodemon": "^3.0.1"
+  },
+  "keywords": [
+    "education",
+    "math",
+    "learning",
+    "email",
+    "qq",
+    "163"
+  ],
+  "author": "数学学习软件团队",
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/your-repo/math-learning-software"
+  }
+}
+