docs: admin dashboard redesign spec and plan

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# 後台 Dashboard 化 Implementation Plan
> **For agentic workers:** REQUIRED SUB-SKILL: Use superpowers:subagent-driven-development (recommended) or superpowers:executing-plans to implement this plan task-by-task. Steps use checkbox (`- [ ]`) syntax for tracking.
**Goal:**`/admin` 由綠色純 CSS 表單頁改造成「墨黑 sidebar + 米白內容」嘅真 dashboard`/admin` 做總覽、文章列表搬去 `/admin/posts`,所有 admin 頁統一視覺;維持純 Astro + CSS、無 React。
**Architecture:** `AdminLayout.astro` 做單一 shellsidebar + CSS variables),保留原有 R2 上傳 script。新增 `getDashboardData(db)``src/data/content.ts` 提供統計,唔改 schema。`index.astro` 改寫成 dashboard,新增 `posts.astro` 承接原文章列表。
**Tech Stack:** Astro 7 SSR、Drizzle/D1、純 CSSCSS variables)。驗證=`npm run build`(專案冇 testlinttypecheck)。
**Spec:** `docs/superpowers/specs/2026-09-13-admin-dashboard-design.md`
---
## File Structure
- Modify `src/layouts/AdminLayout.astro` — shell / tokens / nav(保留 upload script
- Modify `src/data/content.ts` — 加 `getDashboardData`
- Modify `src/pages/admin/index.astro` — dashboard
- Create `src/pages/admin/posts.astro` — 文章列表(由原 index 搬)
- Modify `src/pages/admin/post/[id].astro` — redirect+取消 link
- Modify `src/pages/admin/{cases,settings,ai}.astro``content/[kind].astro` — 只改外觀
- Modify `src/pages/admin/login.astro` — 重新上色
- Modify `src/AGENTS.md` — Admin 段落
---
### Task 1: `AdminLayout` tokens + sidebar shell
**Files:** Modify `src/layouts/AdminLayout.astro`
- [ ] **Step 1: 換 `:root` 同佈局 CSS** — 將現有 `:root`line 138-144)+ `.inner``.bar*`149-158)換成:
```css
:root {
--ink:#1A1917; --ink-2:#24221F; --ink-3:#2E2B27;
--bg:#FAF8F4; --surface:#fff;
--fg:#1A1917; --fg-muted:#6E6862;
--border:#E7E2D9;
--brand:#D97706; --brand-strong:#B45309; --brand-soft:#FEF3C7;
--ok:#0F6E56; --ok-soft:#E1F5EE;
--warn:#854F0B; --warn-soft:#FAEEDA;
--danger:#A32D2D; --danger-soft:#FCEBEB;
--radius-sm:4px; --radius:8px; --sidebar-w:248px;
font-family:"Noto Sans HK","PingFang HK","Microsoft JhengHei",system-ui,sans-serif;
color:var(--fg); background:var(--bg); line-height:1.65; font-size:15px;
}
a{color:var(--brand-strong);text-decoration:none} a:hover{text-decoration:underline}
.shell{display:flex;min-height:100vh}
.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);background:var(--ink);color:#EDEAE4;display:flex;flex-direction:column;padding:22px 14px;z-index:20}
.brand{display:flex;flex-direction:column;gap:2px;padding:0 10px 18px;color:#fff}
.brand-name{font-family:'Noto Serif HK',serif;font-weight:900;font-size:17px;letter-spacing:.02em}
.brand-sub{font-size:11px;color:#9A938A;letter-spacing:.28em}
.nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow:auto}
.nav-group{margin:16px 10px 6px;font-size:10.5px;letter-spacing:.22em;color:#7E776E}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--radius-sm);color:#CFC9C1;font-size:13.5px;border-left:3px solid transparent}
.nav a:hover{background:var(--ink-2);color:#fff;text-decoration:none}
.nav a.active{background:var(--ink-2);color:var(--brand);border-left-color:var(--brand);font-weight:700}
.sidebar-foot{display:flex;flex-direction:column;gap:4px;border-top:1px solid #2E2B27;padding-top:14px}
.sidebar-foot a{padding:8px 10px;color:#9A938A;font-size:13px}
.sidebar-foot a:hover{color:#fff;text-decoration:none}
.content{flex:1;margin-left:var(--sidebar-w);min-width:0}
.main{max-width:1080px;padding:36px 40px 100px;margin:0 auto}
.topbar{display:none}
```
- [ ] **Step 2: 加 mobile CSS**(同一 `<style>` 內):
```css
@media (max-width:900px){
.sidebar{transform:translateX(-100%);transition:transform .2s ease}
#nav-toggle:checked ~ .sidebar{transform:translateX(0)}
.content{margin-left:0}
.topbar{display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:15;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 18px}
.topbar .brand{flex-direction:row;align-items:baseline;gap:8px;padding:0;color:var(--ink)}
.topbar .brand-sub{color:var(--fg-muted)}
.hamburger{cursor:pointer;font-size:20px;line-height:1;color:var(--ink);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 10px}
.main{padding:24px 18px 80px}
}
```
- [ ] **Step 3: 換 body markup**line 29-51)成:
```astro
<body>
<input type="checkbox" id="nav-toggle" class="nav-toggle" hidden />
<div class="shell">
<aside class="sidebar">
<a class="brand" href="/admin">
<span class="brand-name">盈豐太陽能</span>
<span class="brand-sub">後台</span>
</a>
<nav class="nav">
<p class="nav-group">總覽</p>
<a href="/admin" class={isActive("/admin") ? "active" : ""}>總覽</a>
<p class="nav-group">內容管理</p>
<a href="/admin/posts" class={isActive("/admin/posts") ? "active" : ""}>文章</a>
<a href="/admin/content/service" class={isActive("/admin/content/service") ? "active" : ""}>服務</a>
<a href="/admin/content/feature" class={isActive("/admin/content/feature") ? "active" : ""}>特色</a>
<a href="/admin/content/step" class={isActive("/admin/content/step") ? "active" : ""}>流程</a>
<a href="/admin/content/faq" class={isActive("/admin/content/faq") ? "active" : ""}>常見問題</a>
<a href="/admin/cases" class={isActive("/admin/cases") ? "active" : ""}>完成案例</a>
<p class="nav-group">系統</p>
<a href="/admin/ai" class={isActive("/admin/ai") ? "active" : ""}>AI 生成</a>
<a href="/admin/settings" class={isActive("/admin/settings") ? "active" : ""}>網站設定</a>
</nav>
<div class="sidebar-foot">
<a href="/" target="_blank">睇網站 ↗</a>
<a href="/admin/logout">登出</a>
</div>
</aside>
<div class="content">
<header class="topbar">
<label for="nav-toggle" class="hamburger" aria-label="開合導航">☰</label>
<a class="brand" href="/admin">
<span class="brand-name">盈豐太陽能</span>
<span class="brand-sub">後台</span>
</a>
</header>
<main class="main"><slot /></main>
</div>
</div>
<script>/* 原 upload script 不變 */</script>
</body>
```
- [ ] **Step 4: 換 formtablecard CSS**(現有 164-206)— 保留 class 名(`.card` `.badge` `.actions` `.grid2` `.image-*` `.muted` `.err` `.field-error` `.row`),色值改用 tokens`.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;margin-bottom:18px}``th`/`td``var(--border)`input/textarea/select 用 `var(--border)`focus `outline:2px solid var(--brand-soft);border-color:var(--brand)``button,.btn``background:var(--ink);border-color:var(--ink);border-radius:var(--radius-sm)``.btn.secondary` 白底、`button.danger``--danger``--danger-soft``.badge.published{background:var(--ok-soft);color:var(--ok)}``.badge.draft{background:var(--warn-soft);color:var(--warn)}`
- [ ] **Step 5: 驗證**`npm run build`Expected: success0 errors)。
- [ ] **Step 6: 目測**`npm run dev`,喺 ≥900px 同 <900px 開 `/admin`,確認 sidebar、active 態、漢堡開合、各頁表單/表格可讀。
- [ ] **Step 7: Commit**`git add src/layouts/AdminLayout.astro && git commit -m "feat(admin): sidebar shell and design tokens"`
---
### Task 2: `getDashboardData(db)`
**Files:** Modify `src/data/content.ts`
- [ ] **Step 1: 加 import**`import { and, asc, desc, eq, isNull, ne, sql } from "drizzle-orm";`,並喺 schema import 加入 `CONTENT_KINDS`
- [ ] **Step 2: 加 type function**`getKeywords` 之後):見 spec §4,實作 `DashboardData` + `getDashboardData`(用 `groupBy` + `sql\`count(*)\```pick` helper 取 status 計數,`recentPosts` limit 5`postsWithoutCover` 用 `isNull(posts.coverImage)`)。
- [ ] **Step 3: 驗證**`npm run build`Expected: success。
- [ ] **Step 4: Commit**`git add src/data/content.ts && git commit -m "feat(admin): add getDashboardData query"`
---
### Task 3: Dashboard `/admin` 文章頁 `/admin/posts` redirects
**Files:** Create `src/pages/admin/posts.astro`Modify `src/pages/admin/index.astro``src/pages/admin/post/[id].astro`
- [ ] **Step 1: 建立 `posts.astro`** — 將原 `index.astro` 查詢+文章表搬去,`<AdminLayout title="文章">``<h1>文章</h1>`,heading 加「+ 寫新文」;保留 `export const prerender = false`
- [ ] **Step 2: 改寫 `index.astro`** 成 dashboardfrontmatter 用 `getDashboardData` + `getSettings`,砌 `todos`markup 見 spec §3)。
- [ ] **Step 3: 加 dashboard CSS**`.stats``.stat``.dash``.todo``.status-row``.status-dot`RWD breakpoints 1100900560)。
- [ ] **Step 4: 改 redirect**`post/[id].astro` line 293996 `"/admin"``"/admin/posts"`line 174 取消 link `href="/admin"``"/admin/posts"`
- [ ] **Step 5: 驗證**`npm run build`Expected: success。
- [ ] **Step 6: 目測** — dev:登入後 `/admin` 見總覽;`/admin/posts` 新增/儲存/刪文後返 `/admin/posts`;統計同待辦數字正確。
- [ ] **Step 7: Commit**`git add src/pages/admin && git commit -m "feat(admin): dashboard overview and move posts list to /admin/posts"`
---
### Task 4: 其餘 admin 頁統一視覺
**Files:** Modify `src/pages/admin/cases.astro``content/[kind].astro``settings.astro``ai.astro`
- [ ] **Step 1: 移除 inline 硬編色**,改用 tokens/既有 class;成功提示改 `.notice`
- [ ] **Step 2: 統一 section 標題/spacing**
- [ ] **Step 3: 驗證**`npm run build`Expected: success。
- [ ] **Step 4: 目測** — dev 逐頁睇 casescontent 四 kindsettings/ai,確認色系一致、表單可用、圖片上傳正常。
- [ ] **Step 5: Commit**`git add src/pages/admin && git commit -m "style(admin): align pages with dashboard tokens"`
---
### Task 5: `login.astro` 重新上色
**Files:** Modify `src/pages/admin/login.astro`
- [ ] **Step 1:**`<style is:global>` 改成同 tokens 一致(米白底、白卡髮絲邊、琥珀 focus、墨黑掣、serif 標題、`.err` 用 danger 色)。
- [ ] **Step 2: 驗證**`npm run build`Expected: success。
- [ ] **Step 3: 目測** — dev 登出睇 `/admin/login`,登入流程正常。
- [ ] **Step 4: Commit**`git add src/pages/admin/login.astro && git commit -m "style(admin): restyle login page"`
---
### Task 6: 更新 DOX 文件
**Files:** Modify `src/AGENTS.md`
- [ ] **Step 1:** 更新 `src/AGENTS.md` Admin 段落(路由、dashboard、sidebar、色系、`getDashboardData`)。
- [ ] **Step 2: 驗證**`npm run build`Expected: success。
- [ ] **Step 3: Commit**`git add src/AGENTS.md && git commit -m "docs: document admin dashboard redesign"`