Split AuthService/Server

some refactoring
fix some stuff
add http context accessor
configure metrics as well
commit 713d054ccb965f7adb8eafa6e3fb52853a1e6dd2 (partial, Docker only)

MareSynchronosServer/MareSynchronosShared/Utils/Configuration/ServerConfiguration.cs

@@ -0,0 +1,42 @@
+using System.Text;
+
+namespace MareSynchronosShared.Utils.Configuration;
+
+public class ServerConfiguration : MareConfigurationBase
+{
+    [RemoteConfiguration]
+    public Uri CdnFullUrl { get; set; } = null;
+
+    [RemoteConfiguration]
+    public Version ExpectedClientVersion { get; set; } = new Version(0, 0, 0);
+
+    [RemoteConfiguration]
+    public int MaxExistingGroupsByUser { get; set; } = 3;
+
+    [RemoteConfiguration]
+    public int MaxGroupUserCount { get; set; } = 100;
+
+    [RemoteConfiguration]
+    public int MaxJoinedGroupsByUser { get; set; } = 6;
+
+    [RemoteConfiguration]
+    public bool PurgeUnusedAccounts { get; set; } = false;
+
+    [RemoteConfiguration]
+    public int PurgeUnusedAccountsPeriodInDays { get; set; } = 14;
+
+    public override string ToString()
+    {
+        StringBuilder sb = new();
+        sb.AppendLine(base.ToString());
+        sb.AppendLine($"{nameof(CdnFullUrl)} => {CdnFullUrl}");
+        sb.AppendLine($"{nameof(RedisConnectionString)} => {RedisConnectionString}");
+        sb.AppendLine($"{nameof(ExpectedClientVersion)} => {ExpectedClientVersion}");
+        sb.AppendLine($"{nameof(MaxExistingGroupsByUser)} => {MaxExistingGroupsByUser}");
+        sb.AppendLine($"{nameof(MaxJoinedGroupsByUser)} => {MaxJoinedGroupsByUser}");
+        sb.AppendLine($"{nameof(MaxGroupUserCount)} => {MaxGroupUserCount}");
+        sb.AppendLine($"{nameof(PurgeUnusedAccounts)} => {PurgeUnusedAccounts}");
+        sb.AppendLine($"{nameof(PurgeUnusedAccountsPeriodInDays)} => {PurgeUnusedAccountsPeriodInDays}");
+        return sb.ToString();
+    }
+}