refactor: 合并上传到保存按钮，去掉上传按钮

1. 后端 saveRules/saveDefaultRules 接口直接包含 CDN 上传逻辑
2. 移除独立的 /upload 端点（风险规则 + 默认规则）
3. 前端去掉上传按钮和 uploadRules 函数
4. 现在只需保存→发布正式版两步即可完成

web/src/views/RiskRules.vue

@@ -42,7 +42,6 @@
       <div style="display:flex;gap:8px">
         <el-button v-if="snapshotStatus" size="small" type="primary" @click="savePreview" :loading="savingPreview">保存</el-button>
         <el-button v-if="hasUnsavedChanges" size="small" @click="resetEditor" type="warning">重置</el-button>
-        <el-button size="small" @click="uploadRules" :loading="uploading">上传</el-button>
         <el-button v-if="snapshotStatus?.draft.exists" size="small" type="success" @click="publishSnapshot" :loading="publishing">发布正式版</el-button>
         <el-button v-if="snapshotStatus?.draft.exists" size="small" type="danger" @click="discardDraft" :loading="discardingDraft">丢弃预览版</el-button>
         <el-button size="small" @click="editType=''">返回列表</el-button>
@@ -280,7 +279,7 @@ const presets = [
 ]
 
 // ============ 状态 ============
-const loading = ref(false), saving = ref(false), uploading = ref(false), savingPreview = ref(false), publishing = ref(false), discardingDraft = ref(false)
+const loading = ref(false), saving = ref(false), savingPreview = ref(false), publishing = ref(false), discardingDraft = ref(false)
 const sites = ref([]), rulesMap = ref({})
 const editType = ref(''), editorJson = ref('[]'), originalJson = ref('')
 const snapshotStatus = ref(null)
@@ -492,15 +491,6 @@ const saveRules = async () => {
   finally { saving.value = false }
 }
 
-const uploadRules = async () => {
-  uploading.value = true
-  try {
-    await api.raw.post('/risk-rules/'+editType.value+'/upload', { rules: parsed.value })
-    ElMessage.success('已上传')
-    fetchSnapshotStatus()
-  } catch { ElMessage.error('上传失败') }
-  finally { uploading.value = false }
-}
 
 onMounted(fetchAll)
 </script>