Update to dotnet 9.0, add user roles, MatchStats and OpenApi/Scalar in dev

LaDOSE.Src/LaDOSE.DTO/MatchStatsDTO.cs

@@ -0,0 +1,55 @@
+using System.Collections.Generic;
+
+namespace LaDOSE.DTO
+{
+    public class MatchStatsDTO
+    {
+        public MatchCoverageDTO Coverage { get; set; }
+        public List<PlayerMatchStatsDTO> Players { get; set; }
+        public List<HeadToHeadDTO> HeadToHead { get; set; }
+    }
+
+    public class MatchCoverageDTO
+    {
+        /// <summary>Requested event ids that actually exist.</summary>
+        public int Events { get; set; }
+
+        /// <summary>Tournaments (brackets) belonging to those events.</summary>
+        public int Brackets { get; set; }
+
+        /// <summary>Of those brackets, how many have at least one set row.</summary>
+        public int BracketsWithSets { get; set; }
+
+        /// <summary>Total set rows in scope, including unusable ones.</summary>
+        public int Sets { get; set; }
+
+        /// <summary>Sets with a determinable winner.</summary>
+        public int DecidedSets { get; set; }
+    }
+
+    public class PlayerMatchStatsDTO
+    {
+        public int PlayerId { get; set; }
+
+        /// <summary>Gamertag, falling back to Name, else "#&lt;id&gt;".</summary>
+        public string Player { get; set; }
+
+        /// <summary>Decided sets only. Always equals Wins + Losses.</summary>
+        public int Sets { get; set; }
+
+        public int Wins { get; set; }
+        public int Losses { get; set; }
+        public int GamesWon { get; set; }
+        public int GamesLost { get; set; }
+    }
+
+    public class HeadToHeadDTO
+    {
+        public int PlayerAId { get; set; }
+        public string PlayerA { get; set; }
+        public int PlayerBId { get; set; }
+        public string PlayerB { get; set; }
+        public int WinsA { get; set; }
+        public int WinsB { get; set; }
+    }
+}