chore: 后端首次基线提交

运行必须源码：app/(controller/model/service/middleware/lib/utils/validate/router)、config/、database/(migrations/seeders/sql)、启动脚本、app/public/templates 模板。
已忽略运行非必须：node_modules/、logs/、run/、app/public 运行时上传数据、.env*、构建/缓存产物。

package.json

@@ -0,0 +1,70 @@
+{
+  "name": "competition-website-backend",
+  "version": "1.0.0",
+  "description": "通信与导航应用技术创新赛线上选拔赛网站后端",
+  "private": true,
+  "egg": {
+    "declarations": false,
+    "typescript": false
+  },
+  "dependencies": {
+    "@alicloud/dysmsapi20170525": "^4.6.0",
+    "@alicloud/openapi-client": "^0.4.15",
+    "@alicloud/tea-util": "^1.4.11",
+    "@artus/core": "^2.2.4",
+    "@eggjs/router": "^3.0.6",
+    "archiver": "^8.0.0",
+    "bcryptjs": "^3.0.3",
+    "cliui": "^9.0.1",
+    "egg": "^3.34.0",
+    "egg-cors": "^2.2.4",
+    "egg-scripts": "^2.17.0",
+    "egg-sequelize": "^6.0.0",
+    "egg-validate": "^2.0.2",
+    "get-ready": "^2.0.1",
+    "jsonwebtoken": "^9.0.2",
+    "multer": "^1.4.5-lts.1",
+    "mysql2": "^3.6.5",
+    "mz-modules": "^2.1.0",
+    "svg-captcha": "^1.4.0",
+    "tslib": "^2.8.1",
+    "xlsx": "^0.18.0",
+    "ylru": "^1.4.0"
+  },
+  "devDependencies": {
+    "egg-bin": "^6.3.0",
+    "egg-mock": "^5.0.0",
+    "sequelize-cli": "^6.6.2",
+    "string-width": "^4.2.3",
+    "wt": "^1.2.0"
+  },
+  "engines": {
+    "node": ">=16.0.0"
+  },
+  "scripts": {
+    "start": "egg-scripts start --daemon --title=competition-website-backend",
+    "stop": "egg-scripts stop --title=competition-website-backend",
+    "dev": "egg-bin dev",
+    "debug": "egg-bin debug",
+    "test": "npm run lint -- --fix && npm run test-local",
+    "test-local": "egg-bin test",
+    "cov": "egg-bin cov",
+    "lint": "eslint .",
+    "ci": "npm run cov"
+  },
+  "ci": {
+    "version": "14, 16",
+    "type": "github"
+  },
+  "repository": {
+    "type": "git",
+    "url": ""
+  },
+  "keywords": [
+    "egg",
+    "competition",
+    "backend"
+  ],
+  "author": "",
+  "license": "MIT"
+}