diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..64f65e9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,71 @@
+# Dependencies
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+
+# Production builds
+dist/
+build/
+
+# Environment variables
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# IDE and editor files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Logs
+logs
+*.log
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Coverage directory used by tools like istanbul
+coverage/
+
+# Temporary folders
+tmp/
+temp/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
\ No newline at end of file
diff --git a/README.md b/README.md
index fbe00fb..7e1b54a 100644
--- a/README.md
+++ b/README.md
@@ -147,7 +147,7 @@ docker run -d -p 80:80 password-generator
   - [x] 集成算法安全性评级系统
    - [x] 修复算法说明组件中安全建议显示问题
  - [x] 添加密码强度详细分析
-   - [x] 移除旧的简单密码强度指示器，避免功能重复
+    - [x] 移除旧的简单密码强度指示器，避免功能重复
 - [x] 支持多语言
 - [x] 修复多语言使用说明显示问题（彻底解决数组渲染问题）✅
 - [ ] 开发浏览器扩展