add support for userdev launch in ide

add template for user plugins

CringePlugins.Templates/content/templates/Plugin/$projectName$.csproj

@@ -0,0 +1,32 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net9.0-windows</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <RuntimeIdentifier>win-x64</RuntimeIdentifier>
+    <UseWindowsForms>true</UseWindowsForms>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <EnableWindowsTargeting>true</EnableWindowsTargeting>
+    <RestoreAdditionalProjectSources>https://ng.zznty.ru/v3/index.json</RestoreAdditionalProjectSources>
+    <EnableDynamicLoading>true</EnableDynamicLoading>
+    <PackageType>CringePlugin</PackageType>
+    <Authors>CringeLauncher</Authors>
+    <PackageId>Plugin.$projectName$</PackageId>
+    <AssemblyName>Plugin.$projectName$</AssemblyName>
+    <Title>TitlePlaceholder</Title>
+    <Description>DescriptionPlaceholder</Description>
+    <LangVersion>preview</LangVersion>
+    <PackageIcon>icon.png</PackageIcon>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CringePlugins" Version="*" ExcludeAssets="runtime; native" />
+    <PackageReference Include="CringePlugins.MSBuild" Version="*" PrivateAssets="All" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Include="icon.png" Pack="true" PackagePath="" />
+  </ItemGroup>
+
+</Project>

CringePlugins.Templates/content/templates/Plugin/.template.config/template.json

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+{
+  "$schema": "http://json.schemastore.org/template",
+  "author": "zznty",
+  "classifications": [ "CringeLauncher", "SpaceEngineers", "Plugin" ],
+  "identity": "CringePlugins.PluginTemplate.Plugin",
+  "name": "SpaceEngineers Plugin Template",
+  "shortName": "cringeplugin",
+  "tags": {
+    "language": "C#",
+    "type": "project"
+  },
+  "defaultName": "Plugin",
+  "sourceName": "$projectName$",
+  "postActions": [],
+  "symbols": {
+    "title": {
+      "type": "parameter",
+      "defaultValue": "Test Plugin",
+      "description": "The title of the plugin",
+      "replaces": "TitlePlaceholder"
+    },
+    "description": {
+      "type": "parameter",
+      "defaultValue": "This is a test plugin",
+      "description": "The description of the plugin",
+      "replaces": "DescriptionPlaceholder"
+    }
+  }
+}

CringePlugins.Templates/content/templates/Plugin/Plugin.cs

@@ -0,0 +1,18 @@
+using VRage.Plugins;
+
+namespace $projectName$;
+
+public class Plugin : IPlugin
+{
+    public void Init(object gameInstance)
+    {
+    }
+
+    public void Update()
+    {
+    }
+
+    public void Dispose()
+    {
+    }
+}