release: bump version to 0.27.0

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

docs/version-history.md

@@ -16,12 +16,13 @@
 ## Current Version
 
 - `main` 当前主线历史推导到：`0.16.5`
-- `dev` 当前开发分支历史推导到：`0.26.2`
+- `dev` 当前开发分支历史推导到：`0.27.0`
 
 ## Timeline
 
 | Version | Type | Branch | Commit | Summary |
 | --- | --- | --- | --- | --- |
+| `0.27.0` | feature | `dev` | — | Earth HUD 重构：图层面板、信息卡片悬浮定位、Fresnel 大气层渲染 |
 | `0.0.1-beta` | bootstrap | `main` | `e7033775` | first commit |
 | `0.1.0` | feature | `main` | `6cb4398f` | Modularize 3D Earth page with ES Modules |
 | `0.2.0` | feature | `main` | `aaae6a53` | Add cable graph service and data collectors |