Added FileCopy script and corrected BossRoom branch

Author: michalChrobot

.yamato/project-builders/builder.metafile

@@ -2,8 +2,9 @@
 
 NetcodeProjects:
     # Note that we are using internal Unity repo. This means that we may test with newest changes that are not yet released to our users (there are also public versions)
+    # TODO: Why develop and not main?
     BossRoom:
         GithubRepo: "https://github.com/Unity-Technologies/com.unity.multiplayer.samples.coop.git"
-        branch: main
+        branch: develop
         manifestPath: Packages/manifest.json
         projectPath: '.'

.yamato/project-builders/project-builders.yml

@@ -56,9 +56,7 @@ build_{{ netcodeProject[0] }}_project:
     # Add BuilderScript.cs to the project so we can modify and build the project using Unity Editor.
     # This is a bit tricky step, notice that we also need to include proper assembly definition in order for those scripts to compile properly.
     # TODO: the asmdef file can be simplified
-    - python -c "import os; os.makedirs('C:/ClonedProject/{{ netcodeProject[1].projectPath }}/Assets/Scripts/Editor', exist_ok=True)" # --> Create the directory if it doesn't exist
-    - python -c "import shutil; shutil.copy('Tools/CI/scripts/BuildAutomation/Unity.ProjectBuild.Editor.asmdef', 'C:/ClonedProject/{{ netcodeProject[1].projectPath }}/Assets/Scripts/Editor/')" # --> Copy the asmdef file to the directory
-    - python -c "import shutil; shutil.copy('Tools/CI/scripts/BuildAutomation/BuilderScripts.cs', 'C:/ClonedProject/{{ netcodeProject[1].projectPath }}/Assets/Scripts/Editor/')" # --> Copy the BuilderScripts.cs file to the directory (for build configuration setup)
+    - python Tools/CI/scripts/BuildAutomation/FileCopy.py "C:/ClonedProject/{{ netcodeProject[1].projectPath }}"
 
     # Build the project using Unity Editor. This will call the given static BuilderScripts method.
     # Ideally, it would be nice to parametrize the BuilderScripts (for example to pass scripting backend as parameter) but -executeMethod only calls static methods without parameters so for now we will have multiple configurations

Tools/CI/scripts/BuildAutomation/FileCopy.py

@@ -0,0 +1,61 @@
+# Filename: Tools/CI/scripts/prepare_build_scripts.py
+
+import os
+import shutil
+import sys
+
+def main():
+    """
+    Cleans and prepares the 'Assets/Scripts/Editor' directory for build automation scripts.
+    It deletes the directory if it exists, recreates it, and copies in the necessary
+    assembly definition and C# script files.
+    """
+    # --- 1. Argument Validation ---
+    if len(sys.argv) < 2:
+        print("Error: Missing required argument.")
+        print("Usage: python prepare_build_scripts.py <path_to_project_root>")
+        sys.exit(1)
+
+    project_root = sys.argv[1]
+
+    # --- 2. Define File Paths ---
+    # The target directory inside the Unity project
+    target_dir = os.path.join(project_root, 'Assets', 'Scripts', 'Editor')
+
+    # The source files for build automation
+    source_asmdef = 'Tools/CI/scripts/BuildAutomation/Unity.ProjectBuild.Editor.asmdef'
+    source_script = 'Tools/CI/scripts/BuildAutomation/BuilderScripts.cs'
+
+    print(f"Preparing build scripts for project at: {project_root}")
+    print(f"Target editor script directory: {target_dir}")
+
+    # --- 3. Clean and Recreate Directory ---
+    try:
+        if os.path.exists(target_dir):
+            print(f"Directory '{target_dir}' exists. Removing it.")
+            shutil.rmtree(target_dir)
+
+        print(f"Creating directory: {target_dir}")
+        os.makedirs(target_dir)
+
+    except OSError as e:
+        print(f"Error managing directory: {e}")
+        sys.exit(1)
+
+    # --- 4. Copy Build Automation Files ---
+    try:
+        print(f"Copying '{source_asmdef}' to '{target_dir}'")
+        shutil.copy(source_asmdef, target_dir)
+
+        print(f"Copying '{source_script}' to '{target_dir}'")
+        shutil.copy(source_script, target_dir)
+
+    except IOError as e:
+        print(f"Error copying files: {e}")
+        sys.exit(1)
+
+    print("\nSuccessfully prepared build automation scripts.")
+
+if __name__ == "__main__":
+    main()
+