Merge pull request #432 from ImMin5/master

Add description for `UnifiedCost` Service

proto/spaceone/api/cost_analysis/v1/unified_cost.proto

@@ -1,3 +1,4 @@
+// Unified Cost service is a service that provides unified cost based on the cost data from various DataSources registered in each domain.
 syntax = "proto3";
 
 package spaceone.api.cost_analysis.v1;
@@ -56,18 +57,45 @@ message UnifiedCostAnalyzeQuery {
   bool is_confirmed = 2;
 }
 
-
+//{
+//  "unified_cost_id": "unified-cost-11153fceca11",
+//  "cost": {
+//    "KRW": 13000,
+//    "USD": 1,
+//    "JPY": 100
+//  },
+//  "billed_month": "2024-08",
+//  "billed_year": "2024",
+//  "exchange_date": "2024-08-14",
+//  "exchange_source": "Yahoo Finance!",
+//  "aggregation_date": "2024-08-15",
+//  "currency": "USD",
+//  "is_confirmed": true,
+//  "provider": "aws",
+//  "region_code": "AP2",
+//  "region_key": "aws.AP2",
+//  "product": "AmazonS3",
+//  "data_source_name": "AWS",
+//  "workspace_name": "SpaceONE",
+//  "data_source_id": "ds-1acca85666c1",
+//  "project_id": project-1acca85666c1,
+//  "workspace_id": "workspace-1acca85666c1",
+//  "domain_id": "domain-1acca85666c1",
+//  "created_at": "2024-09-30T08:00:03.945Z"
+//}
 message UnifiedCostInfo {
   string unified_cost_id = 1;
   google.protobuf.Struct cost = 2;
   // ex). 2021-01
   string billed_month = 3;
   // ex). 2021
   string billed_year = 4;
+  // ex). 2021-01-01
   string aggregation_date = 5;
   string exchange_date = 6;
   // ex). Yahoo Finance
   string exchange_source = 7;
+  // Original currency of cost
   string currency = 8;
   bool is_confirmed = 9;
   string provider = 10;