feat(BREAKING): remove npm publish

BREAKING CHANGE: remove npm publish

```diff
- npm install @axetroy/whatchanged -g
```

.github/workflows/ci.yml

@@ -80,18 +80,3 @@ jobs:
           args: release --rm-dist --release-notes=./release.md
         env:
           GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
-
-      - name: Prepare publish
-        env:
-          GITHUB_REF: ${{ github.ref }}
-        run: |
-          cp README.md ./npm/README.md
-          cp release.md ./npm/CHANGELOG.md
-          cp LICENSE ./npm/LICENSE
-          node ./npm/scripts/bump.js
-
-      - name: Publish to NPM
-        uses: JS-DevTools/npm-publish@v1
-        with:
-          package: ./npm/package.json
-          token: ${{ secrets.NPM_TOKEN }}

README.md

@@ -120,15 +120,6 @@ SOURCE CODE:
 
 ### Installation
 
-#### Install via npm
-
-```bash
-# install in global
-npm install -g @whatchanged-community/whatchanged
-# run the command once
-npx @whatchanged-community/whatchanged
-```
-
 #### Install via shell
 
 If you are using Linux/macOS. you can install it with the following command:

README_zh-CN.md

@@ -18,7 +18,7 @@
 特性:
 
 - [x] 跨平台支持
-- [x] 生成 本地/远程 的git仓库
+- [x] 生成 本地/远程 的 git 仓库
 - [x] 内置预设的生成模板
 - [x] 自定义模版文件
 - [x] 常规的 commit 解析器
@@ -120,15 +120,6 @@ SOURCE CODE:
 
 ### 安装
 
-#### 通过 npm 安装
-
-```bash
-# install in global
-npm install -g @whatchanged-community/whatchanged
-# run the command once
-npx @whatchanged-community/whatchanged
-```
-
 #### 通过 shell 安装
 
 如果你使用的是 Linux/macOS，你可以通过以下命令进行安装