feat: 编辑器对齐+审核记录+UI调整

- 新增/编辑配方编辑器与配方卡片编辑界面完全一致（含容量与稀释）
- 自定义滴数/稀释比例框缩小，应用按钮放在稀释比例同一行
- 管理员可查看所有审核记录（采纳/拒绝历史）
- 标签筛选和全选按钮对所有用户可见
- 我的配方/公共配方库均可折叠
- viewer 看配方卡片无编辑按钮
- diary 配方卡片无编辑按钮
- 退出登录跳转首页并刷新
- 新增 /api/recipe-reviews 端点

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/main.py

@@ -1438,23 +1438,38 @@ def get_unmatched_searches(days: int = 7, user=Depends(require_role("admin", "se
     return [dict(r) for r in rows]
 
 
+# ── Recipe review history ──────────────────────────────
+@app.get("/api/recipe-reviews")
+def list_recipe_reviews(user=Depends(require_role("admin"))):
+    conn = get_db()
+    rows = conn.execute(
+        "SELECT a.id, a.action, a.target_name, a.detail, a.created_at, "
+        "u.display_name, u.username "
+        "FROM audit_log a LEFT JOIN users u ON a.user_id = u.id "
+        "WHERE a.action IN ('adopt_recipe', 'reject_recipe') "
+        "ORDER BY a.id DESC LIMIT 100"
+    ).fetchall()
+    conn.close()
+    return [dict(r) for r in rows]
+
+
 # ── Contribution stats ─────────────────────────────────
 @app.get("/api/me/contribution")
 def my_contribution(user=Depends(get_current_user)):
     if not user.get("id"):
-        return {"shared_count": 0}
+        return {"adopted_count": 0, "shared_count": 0}
     conn = get_db()
-    # Count recipes adopted from this user (tracked in audit_log)
-    count = conn.execute(
+    # adopted_count: recipes adopted from this user (owner changed to admin)
+    adopted = conn.execute(
         "SELECT COUNT(*) FROM audit_log WHERE action = 'adopt_recipe' AND detail LIKE ?",
         (f'%"from_user": "{user.get("display_name") or user.get("username")}"%',)
     ).fetchone()[0]
-    # Also count recipes still owned by user in public library
-    own_count = conn.execute(
+    # pending: recipes still owned by user in public library (not yet adopted)
+    pending = conn.execute(
         "SELECT COUNT(*) FROM recipes WHERE owner_id = ?", (user["id"],)
     ).fetchone()[0]
     conn.close()
-    return {"shared_count": count + own_count}
+    return {"adopted_count": adopted, "shared_count": adopted + pending}
 
 
 # ── Notifications ──────────────────────────────────────