CitiesSkylinesMultiplayer · RuisSoftware · Apr 4, 2026 · Apr 4, 2026 · Apr 4, 2026 · Apr 4, 2026
diff --git a/build-linux.sh b/build-linux.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# Configuration
+REAL_GAME_DIR="/var/mnt/schijven/1TB SSD/Games/Cities - Skylines/drive_c/Program Files (x86)/Cities.Skylines.v1.21.1.F5"
+MANAGED_DIR="$REAL_GAME_DIR/Cities_Data/Managed"
+MODS_DIR="$REAL_GAME_DIR/Files/Mods"
+CSM_ASSEMBLIES="/home/king/CS1 Mods/CSM/assemblies"
+
+# Harmony Assembly Paths
+HARMONY_CORE="$MODS_DIR/Harmony 2.2.2-0/CitiesHarmony.Harmony.dll"
+HARMONY_API="$MODS_DIR/81 Tiles 2 1.0.5/CitiesHarmony.API.dll"
+PROTOBUF="$CSM_ASSEMBLIES/protobuf-net.dll"
+
+echo "=== Building CSM (Linux) ==="
+
+# Build command using dotnet msbuild properties to pass paths
+dotnet build src/csm/CSM.csproj -c Release \
+    -p:ManagedDir="$MANAGED_DIR" \
+    -p:CsmDir="$CSM_ASSEMBLIES" \
+    -p:HarmonyDll="$HARMONY_CORE" \
+    -p:HarmonyApiDll="$HARMONY_API"
+
+if [ $? -eq 0 ]; then
+    echo "=== Build Successful! ==="
+
+    # Optional: Install to game directory
+    TARGET_MOD_DIR="$MODS_DIR/CSM_Built"
+    echo "Installing to: $TARGET_MOD_DIR"
+    mkdir -p "$TARGET_MOD_DIR"
+    cp src/csm/bin/Release/net35/CSM.dll "$TARGET_MOD_DIR/"
+    cp src/api/bin/Release/net35/CSM.API.dll "$TARGET_MOD_DIR/"
+    cp src/basegame/bin/Release/net35/CSM.BaseGame.dll "$TARGET_MOD_DIR/"
+    # Copy dependencies
+    cp "$CSM_ASSEMBLIES"/*.dll "$TARGET_MOD_DIR/"
+
+    echo "Done."
+else
+    echo "=== Build Failed! ==="
+    exit 1
+fi
diff --git a/src/api/CSM.API.csproj b/src/api/CSM.API.csproj
@@ -1,64 +1,45 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{AB27EACD-B9A9-42BC-BF8A-3B25AABFF6CA}</ProjectGuid>
+    <TargetFramework>net35</TargetFramework>
     <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>CSM.API</RootNamespace>
     <AssemblyName>CSM.API</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <TargetFrameworkProfile>
-    </TargetFrameworkProfile>
+    <EnableDefaultCompileItems>true</EnableDefaultCompileItems>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <LangVersion>7.3</LangVersion>
+    <DisableImplicitFrameworkReferences>true</DisableImplicitFrameworkReferences>
+    <Deterministic>false</Deterministic>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Core" />
-  </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="Chat.cs" />
-    <Compile Include="Commands\Command.cs" />
-    <Compile Include="Commands\CommandBase.cs" />
-    <Compile Include="Commands\CommandHandler.cs" />
-    <Compile Include="Connection.cs" />
-    <Compile Include="Helpers\IgnoreHelper.cs" />
-    <Compile Include="Helpers\ReflectionHelper.cs" />
-    <Compile Include="Log.cs" />
-    <Compile Include="Networking\Player.cs" />
-    <Compile Include="Networking\Status\ClientStatus.cs" />
-    <Compile Include="Networking\Status\ServerStatus.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Reference Include="Assembly-CSharp"><HintPath>$(ManagedDir)\Assembly-CSharp.dll</HintPath><Private>false</Private></Reference>
+    <Reference Include="ColossalManaged"><HintPath>$(ManagedDir)\ColossalManaged.dll</HintPath><Private>false</Private></Reference>
+    <Reference Include="ICities"><HintPath>$(ManagedDir)\ICities.dll</HintPath><Private>false</Private></Reference>
+    <Reference Include="UnityEngine"><HintPath>$(ManagedDir)\UnityEngine.dll</HintPath><Private>false</Private></Reference>
+    <Reference Include="UnityEngine.UI"><HintPath>$(ManagedDir)\UnityEngine.UI.dll</HintPath><Private>false</Private></Reference>
+    <Reference Include="protobuf-net"><HintPath>$(CsmDir)\protobuf-net.dll</HintPath><Private>false</Private></Reference>
   </ItemGroup>
+
   <ItemGroup>
-    <PackageReference Include="System.Threading.dll">
-      <Version>1.0.2856.0</Version>
-    </PackageReference>
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies.net35" Version="1.0.3" PrivateAssets="all" />
   </ItemGroup>
+
+  <PropertyGroup>
+    <Net35RefDir>$(PkgMicrosoft_NETFramework_ReferenceAssemblies_net35)build\.NETFramework\v3.5</Net35RefDir>
+  </PropertyGroup>
+
   <ItemGroup>
-    <Reference Include="protobuf-net">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\..\assemblies\protobuf-net.dll</HintPath>
+    <Reference Include="mscorlib">
+      <HintPath>$(Net35RefDir)\mscorlib.dll</HintPath>
+      <Private>false</Private>
+    </Reference>
+    <Reference Include="System">
+      <HintPath>$(Net35RefDir)\System.dll</HintPath>
+      <Private>false</Private>
+    </Reference>
+    <Reference Include="System.Core">
+      <HintPath>$(Net35RefDir)\System.Core.dll</HintPath>
+      <Private>false</Private>
     </Reference>
   </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
diff --git a/src/api/Helpers/IgnoreHelper.cs b/src/api/Helpers/IgnoreHelper.cs
@@ -11,14 +11,22 @@ namespace CSM.API.Helpers
     /// </summary>
     public class IgnoreHelper
     {
+        [ThreadStatic]
+        private static IgnoreHelper _instance;
+
         public static IgnoreHelper Instance
         {
-            get => _instance.Value;
-            set => _instance.Value = value;
+            get
+            {
+                if (_instance == null)
+                {
+                    _instance = new IgnoreHelper();
+                }
+                return _instance;
+            }
+            set => _instance = value;
         }
 
-        private static readonly ThreadLocal<IgnoreHelper> _instance = new ThreadLocal<IgnoreHelper>(() => new IgnoreHelper());
-
         private int _ignoreAll = 0;
         private readonly HashSet<string> _exceptions = new HashSet<string>();