diff --git a/Ext/libhandler b/Ext/libhandler
deleted file mode 160000
index 0f1e367ca9..0000000000
--- a/Ext/libhandler
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 0f1e367ca9be736b09b62480ef0039b0b3d1ad8f
diff --git a/Src/PCompiler/CompilerCore/CompilerConfiguration.cs b/Src/PCompiler/CompilerCore/CompilerConfiguration.cs
index 7c6c4db1aa..48189ecf64 100644
--- a/Src/PCompiler/CompilerCore/CompilerConfiguration.cs
+++ b/Src/PCompiler/CompilerCore/CompilerConfiguration.cs
@@ -7,8 +7,26 @@
 
 namespace Plang.Compiler
 {
+    /// <summary>
+    /// Represents the configuration settings for the P language compiler.
+    /// This class contains all parameters and options that control the compilation process,
+    /// including input/output paths, code generation options, and project settings.
+    /// </summary>
     public class CompilerConfiguration : ICompilerConfiguration
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CompilerConfiguration"/> class with default settings.
+        /// </summary>
+        /// <remarks>
+        /// Default settings include:
+        /// - No output directory
+        /// - Empty input file lists
+        /// - "generatedOutput" as project name
+        /// - Current directory as project root
+        /// - C# as the default output language
+        /// - Default location resolver and error handler
+        /// - Debug mode disabled
+        /// </remarks>
         public CompilerConfiguration()
         {
             OutputDirectory = null;
@@ -25,6 +43,19 @@ public CompilerConfiguration()
             ProjectDependencies = new List<string>();
             Debug = false;
         }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CompilerConfiguration"/> class with specific settings.
+        /// </summary>
+        /// <param name="output">The compiler output handler.</param>
+        /// <param name="outputDir">The directory where compiler output will be generated.</param>
+        /// <param name="outputLanguages">The list of target programming languages for code generation.</param>
+        /// <param name="inputFiles">The list of input files to compile (P files and foreign files).</param>
+        /// <param name="projectName">The name of the project being compiled. If null, derives from first input file.</param>
+        /// <param name="projectRoot">The root directory of the project. If null, uses the current directory.</param>
+        /// <param name="projectDependencies">The list of project dependencies. If null, initializes as empty list.</param>
+        /// <param name="pObservePackageName">The name of the PObserve package. If null, defaults to "{ProjectName}.pobserve".</param>
+        /// <param name="debug">Flag indicating whether to include debug information in output.</param>
+        /// <exception cref="ArgumentException">Thrown when no input files are provided.</exception>
         public CompilerConfiguration(ICompilerOutput output, DirectoryInfo outputDir, IList<CompilerOutput> outputLanguages, IList<string> inputFiles,
             string projectName, DirectoryInfo projectRoot = null, IList<string> projectDependencies = null, string pObservePackageName = null, bool debug = false)
         {
@@ -59,21 +90,79 @@ public CompilerConfiguration(ICompilerOutput output, DirectoryInfo outputDir, IL
             Debug = debug;
         }
 
+        /// <summary>
+        /// Gets or sets the compiler output handler.
+        /// </summary>
         public ICompilerOutput Output { get; set; }
+
+        /// <summary>
+        /// Gets or sets the directory where compiler output will be generated.
+        /// </summary>
         public DirectoryInfo OutputDirectory { get; set; }
+
+        /// <summary>
+        /// Gets or sets the list of target programming languages for code generation.
+        /// </summary>
         public IList<CompilerOutput> OutputLanguages { get; set; }
+
+        /// <summary>
+        /// Gets or sets the name of the project being compiled.
+        /// </summary>
         public string ProjectName { get; set; }
+
+        /// <summary>
+        /// Gets or sets the name of the PObserve package.
+        /// </summary>
         public string PObservePackageName { get; set; }
+
+        /// <summary>
+        /// Gets or sets the root directory of the project.
+        /// </summary>
         public DirectoryInfo ProjectRootPath { get; set; }
+
+        /// <summary>
+        /// Gets or sets the backend code generator.
+        /// </summary>
         public ICodeGenerator Backend { get; set; }
+
+        /// <summary>
+        /// Gets or sets the list of P language input files to compile.
+        /// </summary>
         public IList<string> InputPFiles { get; set; }
+
+        /// <summary>
+        /// Gets or sets the list of foreign (non-P) input files to include.
+        /// </summary>
         public IList<string> InputForeignFiles { get; set; }
+
+        /// <summary>
+        /// Gets or sets the location resolver for source code positions.
+        /// </summary>
         public ILocationResolver LocationResolver { get; set;  }
+
+        /// <summary>
+        /// Gets or sets the handler for translation errors.
+        /// </summary>
         public ITranslationErrorHandler Handler { get; set; }
 
+        /// <summary>
+        /// Gets or sets the list of project dependencies.
+        /// </summary>
         public IList<string> ProjectDependencies { get; set;  }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether debug information should be included in output.
+        /// </summary>
         public bool Debug { get; set; }
 
+        /// <summary>
+        /// Copies all properties from another CompilerConfiguration instance to this instance.
+        /// </summary>
+        /// <param name="parsedConfig">The source configuration to copy from.</param>
+        /// <remarks>
+        /// This method performs a shallow copy of all properties from the specified configuration
+        /// to the current instance, effectively replacing the current configuration.
+        /// </remarks>
         public void Copy(CompilerConfiguration parsedConfig)
         {
             Backend = parsedConfig.Backend;
@@ -91,4 +180,4 @@ public void Copy(CompilerConfiguration parsedConfig)
             Debug = parsedConfig.Debug;
         }
     }
-}
\ No newline at end of file
+}