backend: serve single-agent task templates with their status and results, rename the kinds in storage

backend/src/MoShiro.Backend.Application/Query/QueryResults.cs

@@ -45,3 +45,12 @@ public sealed record CompareResult(
     string Metric,
     QueryRange Range,
     SourcePlan Plan);
+
+/// <summary>单个 Agent 任务（目标任务）的时序：和线路时序同一套分层与汇总，只是没有线路、事件和评分。</summary>
+public sealed record TargetSeriesResult(
+    QueryRange Range,
+    SourcePlan Plan,
+    IReadOnlyList<long> T,
+    IReadOnlyDictionary<string, double?[]> Values,
+    SummaryResult Summary,
+    IReadOnlyDictionary<string, string> Versions);