✨ feat(vscode): 代码阅读「未提交的更改」点文件行改成打开标准预览（和主栏一样不标差异），文件行上加「打开更改」按钮才打开对比上一次提交的预览，语言没有代码阅读的走 VS Code 自带的差异视图，删掉的文件行不挂这个按钮

vscode/src/codeReader/editor/previewEditor.test.ts

@@ -197,7 +197,7 @@ function themeColors(colors: CodeColors) {
   }
 }
 
-/** 对比基准只认从「未提交的更改」点开的：从那儿点开的对比上一次提交，别处打开的不比 */
+/** 对比基准只认用「未提交的更改」文件行上的「打开更改」打开的：这样打开的对比上一次提交，别处打开的不比 */
 function opening(profiles = { ask: profileSet(''), rewrite: profileSet('') }, colors = themeColors(COLORS), languageFor: (languageId: string) => unknown = () => undefined) {
   const subscribe = () => ({ dispose: () => {} })
   const diffBase = vi.fn((_uri: unknown, from: OpenedFrom): DiffBase | undefined => from === 'uncommitted' ? HEAD_BASE : undefined)
@@ -276,7 +276,7 @@ function edit(document: { version: number }, version: number): void {
 const comparedWithHead = expect.objectContaining({ type: 'diff', diff: expect.objectContaining({ base: '上一次提交' }) })
 
 describe('预览对比什么看这个标签页是从哪儿打开的', () => {
-  it('从「未提交的更改」点开的新预览对比上一次提交，页面记下是从哪儿打开的', async () => {
+  it('用「打开更改」打开的新预览对比上一次提交，页面记下是从哪儿打开的', async () => {
     const { provider, document } = opening()
     const page = tab()
     await provider.open(document.uri as never, { from: 'uncommitted' }, async () => provider.resolveCustomTextEditor(document as never, page.panel))
@@ -307,7 +307,7 @@ describe('预览对比什么看这个标签页是从哪儿打开的', () => {
     expect(diffBase).not.toHaveBeenCalledWith(document.uri, 'uncommitted')
   })
 
-  it('开着的预览再从主栏点开就不比，再从「未提交的更改」点开又比；页面重新加载后按它记着的照旧比', async () => {
+  it('开着的预览再点文件行打开就不比，再点「打开更改」又比；页面重新加载后按它记着的照旧比', async () => {
     const { provider, document } = opening()
     const page = tab()
     await provider.open(document.uri as never, { from: 'uncommitted' }, async () => provider.resolveCustomTextEditor(document as never, page.panel))