feat(ECR-019): ContentSafety FilterRule 只读并 Closed

新增 filter_rules、admin.content_safety.read、列表/详情/试匹配 API 与 admin-h5「安全」页；禁审核写/UGC/真支付。

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

apps/admin-h5/src/api/client.ts

@@ -243,6 +243,38 @@ export const adminApi = {
       updated_at: string
       messages: Array<{ id: string; role: string; content: string; created_at: string }>
     }>('GET', `/ask/threads/${id}`),
+  filterRules: () =>
+    request<{
+      items: Array<{
+        id: string
+        code: string
+        title: string
+        category: string
+        pattern: string
+        action: string
+        active: boolean
+        system: boolean
+        updated_at: string
+      }>
+    }>('GET', '/content-safety/filter-rules'),
+  filterRule: (id: string) =>
+    request<{
+      id: string
+      code: string
+      title: string
+      category: string
+      pattern: string
+      action: string
+      active: boolean
+      system: boolean
+      updated_at: string
+    }>('GET', `/content-safety/filter-rules/${id}`),
+  evaluateContent: (text: string) =>
+    request<{ matches: Array<{ code: string; title: string; category: string; action: string }> }>(
+      'POST',
+      '/content-safety/evaluate',
+      { text },
+    ),
   orders: () =>
     request<{
       items: Array<{