try to solve multi dotnet versions

.gitignore

@@ -1,5 +1,7 @@
-obj/
-bin/
+serpapi/obj/
+test/obj/
+test/bin/
+serpapi/bin
 .vscode/
 newtonsoft.json/
 derive.rb

Directory.Build.props

@@ -0,0 +1,10 @@
+<Project>
+    <PropertyGroup>
+        <TargetFrameworks>net7.0;net8.0</TargetFrameworks>
+        <!-- <Nullable>enable</Nullable> -->
+        <ImplicitUsings>disable</ImplicitUsings>
+        <LangVersion>preview</LangVersion>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
+    </PropertyGroup>
+</Project>

Directory.Packages.props

@@ -0,0 +1,11 @@
+<Project>
+  <PropertyGroup>
+    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+    <PackageVersion Include="MSTest.TestAdapter" Version="1.3.2" />
+    <PackageVersion Include="MSTest.TestFramework" Version="1.3.2" />
+  </ItemGroup>
+</Project>

README.md

@@ -0,0 +1,2 @@
+
+dotnet is not available on arm64 debian 12

serpapi/serpapi.cs

@@ -22,7 +22,6 @@ public class SerpApi
     // Core HTTP search
     public HttpClient client;
 
-
     public SerpApi(Hashtable parameter = null)
     {
       // assign query parameter
@@ -73,10 +72,10 @@ public string html(Hashtable parameter)
     /***
    * Get user account 
    */
-    public JObject account(string apiKey = null)
+    public JObject account(string apiKey = "")
     {
       Hashtable parameter = new Hashtable();
-      if(apiKey != null) {
+      if(apiKey != "") {
         parameter.Add("api_key", apiKey);
       }
       return json("/account", parameter);

serpapi/serpapi.csproj

@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
     <RootNamespace>serpapi</RootNamespace>
     <PackageId>serpapi</PackageId>
     <Version>1.0.0</Version>
     <PackageVersion>1.0.0</PackageVersion>
     <Authors>victor@serpapi.com</Authors>
     <Company>SerpApi.LLC</Company>
+    <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageReleaseNotes>README.md</PackageReleaseNotes>
@@ -19,9 +19,13 @@
     <IsTestProject>true</IsTestProject>
     <RepositoryUrl>https://github.com/serpapi/serpapi-dotnet</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
-        <EnableDynamicLoading>true</EnableDynamicLoading>
+    <EnableDynamicLoading>true</EnableDynamicLoading>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Newtonsoft.Json" PrivateAssets="All" />
+  </ItemGroup>
+    <ItemGroup>
+    <None Include="../LICENSE" Pack="true" PackagePath="" />
+    <None Include="../README.md" Pack="true" PackagePath=""/>
   </ItemGroup>
 </Project>

test/test.csproj

@@ -1,19 +1,17 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <IsTestProject>true</IsTestProject>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="1.3.2" />
-    <PackageReference Include="MSTest.TestFramework" Version="1.3.2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" PrivateAssets="All" />
+    <PackageReference Include="MSTest.TestAdapter" PrivateAssets="All" />
+    <PackageReference Include="MSTest.TestFramework" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>
     <ProjectReference Include="../serpapi/serpapi.csproj" />
   </ItemGroup>
-
 </Project>