feat: add Hatsune Miku and Snow Miku 2026 themes

README.md

@@ -167,6 +167,25 @@ THEMES = github-pink-auto, github-pink-light, github-pink-dark, github-pink-soft
 <img src="https://raw.githubusercontent.com/lutinglt/gitea-github-theme/assets/screenshots/pink/pink-soft-dark.png"/>
 </details>
 
+### Miku Themes
+
+> Inspired by [Hatsune Miku Theme](https://github.com/vauxe/hatsune-miku-theme) — a color theme traced from Hatsune
+> Miku's character design, built with perceptual color science for readability and color vision accessibility.
+
+```ini
+THEMES = github-miku-auto, github-miku-light, github-miku-dark
+```
+
+<details>
+<summary>Miku</summary>
+<h4>theme-github-miku-dark.css</h4>
+<p>Dark: Hatsune Miku — the concert hall at night. Tonic at F# (180° teal), twelve-tone hue system, soprano/mp ensemble. Skirt-stage background, four-voice interactive states, CVD-safe status palette.</p>
+<!-- TODO: screenshot -->
+<h4>theme-github-miku-light.css</h4>
+<p>Light: Snow Miku 2026 — Shiawase Patisserie. Tonic at G (210° cyan), warm cream canvas + cool blue chrome, dual-tier ensemble (sopranino/soprano), gamut-max mp. Chocolate ink on cream, ice frost selection.</p>
+<!-- TODO: screenshot -->
+</details>
+
 ### Gitea Themes
 
 ```ini

README_CN.md

@@ -162,6 +162,25 @@ THEMES = github-pink-auto, github-pink-light, github-pink-dark, github-pink-soft
 <img src="https://raw.githubusercontent.com/lutinglt/gitea-github-theme/assets/screenshots/pink/pink-soft-dark.png"/>
 </details>
 
+### 初音未来主题
+
+> 灵感来源于 [Hatsune Miku Theme](https://github.com/vauxe/hatsune-miku-theme)
+> — 从初音未来角色设计中提取的色彩主题，基于感知色彩科学构建，兼顾可读性与色觉无障碍。
+
+```ini
+THEMES = github-miku-auto, github-miku-light, github-miku-dark
+```
+
+<details>
+<summary>Miku</summary>
+<h4>theme-github-miku-dark.css</h4>
+<p>深色：初音未来 — 夜晚的演唱会厅。主音 F#（180° 蓝绿），十二音色相体系，soprano/mp 合奏。裙子色舞台背景，四声部交互状态，CVD 安全状态色板。</p>
+<!-- TODO: screenshot -->
+<h4>theme-github-miku-light.css</h4>
+<p>浅色：Snow Miku 2026 — 幸福甜点店。主音 G（210° 青色），暖奶油画布 + 冷蓝色框架，双音区合奏（sopranino/soprano），gamut-max mp。巧克力油墨书于奶油，冰霜结晶选中。</p>
+<!-- TODO: screenshot -->
+</details>
+
 ### Gitea 主题
 
 ```ini

src/build-output.test.ts

@@ -52,6 +52,10 @@ const EXPECTED_THEME_FILES = [
   `${PREFIX}pink-light.css`,
   `${PREFIX}pink-soft-dark.css`,
   `${PREFIX}pink-auto.css`,
+  // miku
+  `${PREFIX}miku-dark.css`,
+  `${PREFIX}miku-light.css`,
+  `${PREFIX}miku-auto.css`,
   // gitea
   `${PREFIX}gitea-dark.css`,
   `${PREFIX}gitea-light.css`,

theme.config.ts

@@ -79,6 +79,13 @@ export default defineThemeConfig({
         light: { theme: themes.gitea.light },
       },
     },
+    {
+      themeSeriesName: "miku",
+      themes: {
+        dark: { theme: themes.miku.dark },
+        light: { theme: themes.miku.light },
+      },
+    },
     {
       themeSeriesName: "catppuccin",
       themes: {