refactor: reorganize modules and add Linux build tooling

module/base/cloud/proto/private.proto

@@ -0,0 +1,62 @@
+syntax = "proto3";
+package cloud;
+option go_package = ".;cloud";
+import "blocks.proto";
+
+// 隐私数据服务
+service Private {
+  // 创建隐私数据
+  rpc CreatePrivateData(CreatePrivateDataRequest) returns (StatusReply);
+  // 获取隐私数据详情
+  rpc GetPrivateData(IdentRequest) returns (CloudPrivateItem);
+  // 更新隐私数据
+  rpc UpdatePrivateData(CloudPrivateItem) returns (StatusReply);
+  // 删除隐私数据
+  rpc DeletePrivateData(IdentRequest) returns (StatusReply);
+  // 获取隐私数据列表
+  rpc ListPrivateData(FetchRequest) returns (ListPrivateDataResponse);
+  // 按类型获取隐私数据
+  rpc GetPrivateDataByType(FetchRequest) returns (ListPrivateDataResponse);
+  // 搜索隐私数据
+  rpc SearchPrivateData(FetchRequest) returns (ListPrivateDataResponse);
+  // 加密数据
+  rpc EncryptData(DataRequest) returns (StatusReply);
+  // 解密数据
+  rpc DecryptData(DataRequest) returns (StatusReply);
+}
+// 请求消息定义
+message CreatePrivateDataRequest {
+  uint64 cloud_id = 1;
+  string cloud_identity = 2;
+  string data_type = 3;               // 数据类型: password, card, document, etc.
+  string title = 4;                   // 标题
+  string description = 5;             // 描述
+  string data = 6;                    // 加密存储的实际数据
+  bool is_encrypted = 7;              // 是否已加密
+  string tags = 8;                    // 标签
+}
+
+message ListPrivateDataResponse {
+  repeated CloudPrivateItem data = 1;
+  int64 total = 2;
+}
+
+message DataRequest {
+  string data = 1; // 数据
+  string key = 2; // 密钥KEY
+}
+
+
+// 个人隐私数据模型
+message CloudPrivateItem {
+  uint64 id = 1;
+  string identity = 2;
+  string data_type = 3;               // 数据类型: password, card, document, etc.
+  string title = 4;                   // 标题
+  string description = 5;             // 描述
+  string data = 6;                    // 加密存储的实际数据
+  bool is_encrypted = 7;              // 是否已加密
+  string tags = 8;                    // 标签
+  string created_at = 9;
+  string updated_at = 10;
+}