安装依赖时的问题

### 该问题是怎么引起的？

安装依赖时，有些插件需要webpack5，而有些却不支持webpack5而只支持4以下版本，这该如何操作呢？

### 重现步骤
npm install

### 报错信息
npm install时报错：
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR! 
npm ERR! While resolving: jyeontu-vue-demo@1.0.0
npm ERR! Found: webpack@5.102.1
npm ERR! node_modules/webpack
npm ERR!   dev webpack@"^5.88.0" from the root project
npm ERR! 
npm ERR! Could not resolve dependency:
npm ERR! peer webpack@"^2.0.0 || ^3.0.0 || ^4.0.0" from uglifyjs-webpack-plugin@1.3.0
npm ERR! node_modules/uglifyjs-webpack-plugin
npm ERR!   dev uglifyjs-webpack-plugin@"^1.1.1" from the root project
npm ERR! 
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR! 
npm ERR! 
npm ERR! For a full report see:
npm ERR! D:\nvm\node_cache\_logs\2025-11-15T02_13_17_175Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in: D:\nvm\node_cache\_logs\2025-11-15T02_13_17_175Z-debug-0.log

试图降级webpack时：
npm install webpack@4 --save-dev时报错：
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR! 
npm ERR! While resolving: jyeontu-vue-demo@1.0.0
npm ERR! Found: webpack@4.47.0
npm ERR! node_modules/webpack
npm ERR!   dev webpack@"4" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer webpack@"^5.1.0" from copy-webpack-plugin@11.0.0
npm ERR! node_modules/copy-webpack-plugin
npm ERR!   dev copy-webpack-plugin@"^11.0.0" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR!
npm ERR! For a full report see:
npm ERR! D:\nvm\node_cache\_logs\2025-11-15T02_25_59_126Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in: D:\nvm\node_cache\_logs\2025-11-15T02_25_59_126Z-debug-0.log

JYeontu/jyeontu-vue-demo

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JYeontu/jyeontu-vue-demo .gitee-modal { width: 500px !important; }

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