refactor: 移除 Storybook 相关配置和依赖

docs: 更新 README 为项目实际内容
fix: 修正环境变量中的文件名拼写
```

package.json

@@ -7,9 +7,7 @@
     "build": "next build",
     "start": "next start",
     "typecheck": "tsc --noEmit",
-    "lint": "next lint",
-    "storybook": "storybook dev -p 6006",
-    "storybook:build": "storybook build"
+    "lint": "next lint"
   },
   "dependencies": {
     "@formkit/auto-animate": "^0.8.2",
@@ -66,11 +64,6 @@
   "devDependencies": {
     "@babel/core": "^7.24.7",
     "@next/eslint-plugin-next": "^14.2.4",
-    "@storybook/addon-essentials": "^8.1.10",
-    "@storybook/addon-styling-webpack": "^1.0.0",
-    "@storybook/blocks": "^8.1.10",
-    "@storybook/nextjs": "^8.1.10",
-    "@storybook/react": "^8.1.10",
     "@types/adm-zip": "^0.5.7",
     "@types/ali-oss": "^6.16.11",
     "@types/js-cookie": "^3",
@@ -98,8 +91,6 @@
     "postcss-preset-mantine": "1.17.0",
     "postcss-simple-vars": "^7.0.1",
     "sass": "^1.77.8",
-    "storybook": "^8.1.10",
-    "storybook-dark-mode": "^4.0.2",
     "tailwindcss": "^3.4.10",
     "typescript": "5.5.2"
   }