diff --git a/Behaviours/Synergy.Behaviours.Testing/FeatureGenerator.cs b/Behaviours/Synergy.Behaviours.Testing/FeatureGenerator.cs
index a29f7f7..0ed4ebf 100644
--- a/Behaviours/Synergy.Behaviours.Testing/FeatureGenerator.cs
+++ b/Behaviours/Synergy.Behaviours.Testing/FeatureGenerator.cs
@@ -30,12 +30,18 @@ public static void Generate<TBehaviour>(
             include,
             exclude,
             generateAfter,
+            // ReSharper disable once ExplicitCallerInfoArgument
             callerFilePath
         );
-        var destinationFilePath = Path.Combine(Path.GetDirectoryName(callerFilePath), to);
+        var destinationFilePath = Path.Combine(PathFor(callerFilePath), to);
         File.WriteAllText(destinationFilePath, code);
     }
 
+    private static String PathFor(string callerFilePath)
+    {
+        return Path.GetDirectoryName(callerFilePath) ?? throw new ArgumentException("Improper path: " + callerFilePath, nameof(callerFilePath));
+    }
+    
     public static string Generate<TBehaviour>(
         this TBehaviour featureClass,
         string from,
@@ -54,7 +60,7 @@ public static string Generate<TBehaviour>(
         StringBuilder code = new StringBuilder();
         string className = featureClass.GetType()
                                        .Name;
-        var gherkinPath = Path.Combine(Path.GetDirectoryName(callerFilePath), from);
+        var gherkinPath = Path.Combine(PathFor(callerFilePath), from);
 
         string[] gherkins = FeatureGenerator.ReadAllLinesFrom(gherkinPath);
 
@@ -65,7 +71,7 @@ public static string Generate<TBehaviour>(
         code.AppendLine();
         code.AppendLine(
             $"[GeneratedCode(\"{typeof(FeatureGenerator).Assembly.FullName}\", " +
-            $"\"{typeof(FeatureGenerator).Assembly.GetName().Version.ToString()}\")]"
+            $"\"{typeof(FeatureGenerator).Assembly.GetName().Version?.ToString()}\")]"
         );
         code.AppendLine($"public partial class {className}");
         code.AppendLine("{");
diff --git a/Behaviours/Synergy.Behaviours.Testing/Sentence.cs b/Behaviours/Synergy.Behaviours.Testing/Sentence.cs
index bc36b3c..b4cfb37 100644
--- a/Behaviours/Synergy.Behaviours.Testing/Sentence.cs
+++ b/Behaviours/Synergy.Behaviours.Testing/Sentence.cs
@@ -2,8 +2,6 @@
 
 namespace Synergy.Behaviours.Testing;
 
-// TODO: Marcin Celej [from: Marcin Celej on: 12-05-2023]: Add Public API verification test to see what is exposed from this library
-
 internal static class Sentence
 {
     public static string ToMethod(string sentence)
diff --git a/Behaviours/Synergy.Behaviours.Testing/Synergy.Behaviours.Testing.csproj b/Behaviours/Synergy.Behaviours.Testing/Synergy.Behaviours.Testing.csproj
index cdfbcac..e18a583 100644
--- a/Behaviours/Synergy.Behaviours.Testing/Synergy.Behaviours.Testing.csproj
+++ b/Behaviours/Synergy.Behaviours.Testing/Synergy.Behaviours.Testing.csproj
@@ -18,15 +18,17 @@
         <AssemblyVersion>$(Version)</AssemblyVersion>
     </PropertyGroup>
 
+    <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
+      <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    </PropertyGroup>
+
+    <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
+      <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    </PropertyGroup>
+
     <ItemGroup>
-      <None Update="synergy.png">
-        <Pack>true</Pack>
-        <PackagePath></PackagePath>
-      </None>
-      <None Update="license.txt">
-        <Pack>true</Pack>
-        <PackagePath></PackagePath>
-      </None>
+        <None Include="synergy.png" Pack="true" PackagePath="" />
+        <None Include="license.txt" Pack="true" PackagePath="" />
     </ItemGroup>
 
 </Project>
diff --git a/Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.Technical.Debt.verified.md b/Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.Technical.Debt.verified.md
new file mode 100644
index 0000000..d5cdcf7
--- /dev/null
+++ b/Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.Technical.Debt.verified.md
@@ -0,0 +1,7 @@
+# Technical Debt for Synergy.Contracts
+
+Total: 2
+
+## [FeatureGenerator.cs](../../../Synergy.Behaviours.Testing/FeatureGenerator.cs)
+- TODO: Marcin Celej [from: Marcin Celej on: 10-05-2023]: Add include / exclude as functions
+- TODO: Marcin Celej [from: Marcin Celej on: 10-05-2023]: Support Scenario Outline along with Examples
diff --git a/Behaviours/Synergy.Behaviours.Tests/Todos/Todos.cs b/Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.cs
similarity index 80%
rename from Behaviours/Synergy.Behaviours.Tests/Todos/Todos.cs
rename to Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.cs
index c8ced92..8758d04 100644
--- a/Behaviours/Synergy.Behaviours.Tests/Todos/Todos.cs
+++ b/Behaviours/Synergy.Behaviours.Tests/Architecture/Debt/Todos.cs
@@ -1,7 +1,7 @@
 using Synergy.Documentation.Code;
 using Synergy.Documentation.Todos;
 
-namespace Synergy.Behaviours.Tests.Todos;
+namespace Synergy.Behaviours.Tests.Architecture.Debt;
 
 [UsesVerify]
 public class Todos
@@ -10,7 +10,7 @@ public class Todos
     public async Task Generate()
     {
         var rootFolder = CodeFolder.Current()
-                                   .Up(2);
+                                   .Up(3);
         var technicalDebt = TodoExplorer.DebtFor("Synergy.Contracts", rootFolder);
 
         await Verifier
diff --git a/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.cs b/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.cs
new file mode 100644
index 0000000..d1f1f1c
--- /dev/null
+++ b/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.cs
@@ -0,0 +1,23 @@
+using Synergy.Behaviours.Testing;
+using Synergy.Documentation.Api;
+
+namespace Synergy.Behaviours.Tests.Architecture.Public;
+
+[UsesVerify]
+public class Api
+{
+    [Fact]
+    public async Task Generate()
+    {
+        // ARRANGE
+        var assembly = typeof(Feature<>).Assembly;
+
+        // ACT
+        var publicApi = ApiDescription.GenerateFor(assembly);
+
+        // ASSERT
+        await Verifier.Verify(publicApi, "md")
+                      .UseMethodName("of." + assembly.GetName()
+                                                      .Name);
+    }
+}
\ No newline at end of file
diff --git a/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.of.Synergy.Behaviours.Testing.verified.md b/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.of.Synergy.Behaviours.Testing.verified.md
new file mode 100644
index 0000000..b3f98fe
--- /dev/null
+++ b/Behaviours/Synergy.Behaviours.Tests/Architecture/Public/Api.of.Synergy.Behaviours.Testing.verified.md
@@ -0,0 +1,45 @@
+# Synergy.Behaviours.Testing
+
+## Feature<TFeature> (abstract class) : IFeature
+ - And() : TFeature?
+ - Background() : TFeature?
+ - But() : TFeature?
+ - Given() : TFeature?
+ - Moreover() : TFeature?
+ - Then() : TFeature?
+ - When() : TFeature?
+
+## FeatureGenerator (abstract class)
+ - FeatureGenerator.Generate<TBehaviour>(
+     feature: TBehaviour?,
+     from: string,
+     to: string,
+     include: String[]? [Nullable, Optional],
+     exclude: String[]? [Nullable, Optional],
+     generateAfter: Func<Scenario, bool>? [Nullable, Optional],
+     callerFilePath: string [CallerFilePath, Optional]
+   ) : void [Extension]
+ - FeatureGenerator.Generate<TBehaviour>(
+     featureClass: TBehaviour?,
+     from: string,
+     include: String[]? [Nullable, Optional],
+     exclude: String[]? [Nullable, Optional],
+     generateAfter: Func<Scenario, bool>? [Nullable, Optional],
+     callerFilePath: string [CallerFilePath, Optional]
+   ) : string [Extension]
+
+## IFeature (interface)
+
+## Scenario (record) : IEquatable<Scenario>
+ - Method: string { get; }
+ - Tags: ReadOnlyCollection<string> { get; set; }
+ - Title: string { get; set; }
+ - ctor(
+     Title: string,
+     Tags: ReadOnlyCollection<string>
+   )
+ - IsTagged(
+     tag: string,
+     tags: params String[] [ParamArray]
+   ) : bool
+
diff --git a/Behaviours/Synergy.Behaviours.Tests/Synergy.Behaviours.Tests.csproj b/Behaviours/Synergy.Behaviours.Tests/Synergy.Behaviours.Tests.csproj
index 889b03b..dc3b8df 100644
--- a/Behaviours/Synergy.Behaviours.Tests/Synergy.Behaviours.Tests.csproj
+++ b/Behaviours/Synergy.Behaviours.Tests/Synergy.Behaviours.Tests.csproj
@@ -8,6 +8,14 @@
         <OutputType>Library</OutputType>
     </PropertyGroup>
 
+    <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
+      <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    </PropertyGroup>
+
+    <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
+      <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    </PropertyGroup>
+
     <ItemGroup>
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
       <PackageReference Include="Verify.Xunit" Version="19.10.0" />
diff --git a/Behaviours/Synergy.Behaviours.Tests/Todos/Todos.Technical.Debt.verified.md b/Behaviours/Synergy.Behaviours.Tests/Todos/Todos.Technical.Debt.verified.md
deleted file mode 100644
index de38343..0000000
--- a/Behaviours/Synergy.Behaviours.Tests/Todos/Todos.Technical.Debt.verified.md
+++ /dev/null
@@ -1,10 +0,0 @@
-# Technical Debt for Synergy.Contracts
-
-Total: 3
-
-## [FeatureGenerator.cs](../../Synergy.Behaviours.Testing/FeatureGenerator.cs)
-- TODO: Marcin Celej [from: Marcin Celej on: 10-05-2023]: Add include / exclude as functions
-- TODO: Marcin Celej [from: Marcin Celej on: 10-05-2023]: Support Scenario Outline along with Examples
-
-## [Sentence.cs](../../Synergy.Behaviours.Testing/Sentence.cs)
-- TODO: Marcin Celej [from: Marcin Celej on: 12-05-2023]: Add Public API verification test to see what is exposed from this library