Add first SourceCFG skeleton draft and test config

SteamShared/SteamShared/SteamShared/SourceConfig/SourceCFG.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SteamShared.SourceConfig
+{
+    public class SourceCFG
+    {
+        /// <summary>
+        /// Gets or sets a list of concommands or convars in this CFG-file.
+        /// </summary>
+        public List<SourceCFGCommand> Commands { get; set; }
+    }
+}

SteamShared/SteamShared/SteamShared/SourceConfig/SourceCFGCommand.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SteamShared.SourceConfig
+{
+    public class SourceCFGCommand : SourceCFGCommandBase
+    {
+        public string? CommandName { get; set; }
+
+        /// <summary>
+        /// Gets or sets the values of this command.
+        /// This can be a value or another command, for example when using the 'alias' command.
+        /// </summary>
+        public List<SourceCFGCommandBase> CommandValues { get; set; }
+    }
+}

SteamShared/SteamShared/SteamShared/SourceConfig/SourceCFGCommandBase.cs

@@ -4,9 +4,9 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace SteamShared
+namespace SteamShared.SourceConfig
 {
-    public class SourceCFG
+    public class SourceCFGCommandBase
     {
     }
 }

SteamShared/SteamShared/SteamShared/SourceConfig/SourceCFGCommandValue.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SteamShared.SourceConfig
+{
+    public class SourceCFGCommandValue : SourceCFGCommandBase
+    {
+        public string? Value { get; set; }
+    }
+}

SteamShared/SteamShared/SteamShared/SourceConfig/test_source.cfg

@@ -0,0 +1,7 @@
+test_cvar 5
+test_cvar2 6;test_cvar3 "7 
+test_command
+// some comment
+test_command2; test_command3 // another comment
+test_cvar "test_cvar4 8; test_cvar5 9";test_command
+//test comment