Syncshells (#11)

* some groups stuff

* further groups rework

* fixes for pause changes

* adjsut timeout interval

* fixes and namespace change to file scoped

* more fixes

* further implement groups

* fix change group ownership

* add some more stuff for groups

* more fixes and additions

* some fixes based on analyzers, add shard info to ui

* add discord command, cleanup

* fix regex

* add group migration and deletion on user deletion

* add api method for client to check health of connection

* adjust regex for vanity

* fixes for server and bot

* fixes some string comparison in linq queries

* fixes group leave and sets alias to null

* fix syntax in changeownership

* add better logging, fixes for group leaving

* fixes for group leave

Co-authored-by: Stanley Dimant <root.darkarchon@outlook.com>

MareSynchronosServer/MareSynchronosShared/Migrations/20221002105428_IsPinned.cs

@@ -0,0 +1,26 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace MareSynchronosServer.Migrations
+{
+    public partial class IsPinned : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "is_pinned",
+                table: "group_pairs",
+                type: "boolean",
+                nullable: false,
+                defaultValue: false);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "is_pinned",
+                table: "group_pairs");
+        }
+    }
+}