完善站点运营设置：分路由管理、登录可见评论、邮件模板内联与关闭注册 SSR。

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/service/brand.go

@@ -28,6 +28,10 @@ const (
 	BrandMarkImage     = "image"
 	BrandMarkText      = "text"
 
+	FooterLinkAlignLeft   = "left"
+	FooterLinkAlignCenter = "center"
+	FooterLinkAlignRight  = "right"
+
 	BrandLogoSizeSQ  = "sq"
 	BrandLogoSize2x1 = "2x1"
 	BrandLogoSize3x1 = "3x1"
@@ -53,6 +57,7 @@ type FooterLink struct {
 	Label  string `json:"label"`
 	URL    string `json:"url"`
 	NewTab bool   `json:"new_tab"`
+	Align  string `json:"align"`
 }
 
 // 仅接受本站品牌目录；Logo 不含 ico，Favicon 含 ico
@@ -219,6 +224,19 @@ type footerLinkIn struct {
 	Label  string `json:"label"`
 	URL    string `json:"url"`
 	NewTab *bool  `json:"new_tab"`
+	Align  string `json:"align"`
+}
+
+// NormalizeFooterLinkAlign 单条页脚链接所属栏位；空串视为居右。
+func NormalizeFooterLinkAlign(raw string) (string, bool) {
+	switch strings.TrimSpace(raw) {
+	case "", FooterLinkAlignRight:
+		return FooterLinkAlignRight, true
+	case FooterLinkAlignLeft, FooterLinkAlignCenter:
+		return strings.TrimSpace(raw), true
+	default:
+		return "", false
+	}
 }
 
 // NormalizeFooterLinks 校验并截断页脚链接；外链未显式指定时默认新标签
@@ -236,7 +254,11 @@ func NormalizeFooterLinks(raw []FooterLink) ([]FooterLink, error) {
 		if !ok {
 			return nil, ErrInvalidSiteSetting
 		}
-		out = append(out, FooterLink{Label: label, URL: u, NewTab: item.NewTab})
+		align, ok := NormalizeFooterLinkAlign(item.Align)
+		if !ok {
+			return nil, ErrInvalidSiteSetting
+		}
+		out = append(out, FooterLink{Label: label, URL: u, NewTab: item.NewTab, Align: align})
 	}
 	return out, nil
 }
@@ -266,7 +288,11 @@ func parseFooterLinksJSON(raw string) ([]FooterLink, error) {
 		} else if isExternalFooterURL(u) {
 			newTab = true
 		}
-		out = append(out, FooterLink{Label: label, URL: u, NewTab: newTab})
+		align, ok := NormalizeFooterLinkAlign(item.Align)
+		if !ok {
+			align = FooterLinkAlignRight
+		}
+		out = append(out, FooterLink{Label: label, URL: u, NewTab: newTab, Align: align})
 	}
 	return out, nil
 }
@@ -467,6 +493,8 @@ func (s *SettingService) SetFooterLinks(raw []FooterLink) error {
 	if err != nil {
 		return err
 	}
+	// 去掉曾用的站级对齐键（现改为逐条 align）
+	_ = s.deleteKey("footer_links_align")
 	if len(list) == 0 {
 		return s.deleteKey(SettingKeyFooterLinks)
 	}