Address review feedback: revert documentation changes and update workflow

Co-authored-by: jonathanpeppers <840039+jonathanpeppers@users.noreply.github.com>

Author: Copilot

.github/copilot-instructions.md

@@ -196,11 +196,4 @@ build/
 3. Run `dotnet cake -t=ci` to verify clean build
 4. Check existing issues and PRs for related work
 
-### GitHub Copilot Development Environment
-For GitHub Copilot development, use the provided setup workflow:
-- **`.github/workflows/copilot-setup-steps.yml`**: Automated setup for Copilot development environment
-- Provisions .NET 9, Android workload, Cake tool, Android SDK, and OpenJDK 11
-- Verifies environment by running `dotnet cake --target=binderate`
-- Can be triggered manually via workflow_dispatch for environment setup and testing
-
 This repository represents a critical piece of the .NET ecosystem for Android development, enabling C# developers to use the full range of modern Android libraries through automatically maintained bindings.

.github/workflows/copilot-setup-steps.yml

@@ -15,19 +15,34 @@ jobs:
       with:
         dotnet-version: '8.x'
 
+    - name: Verify .NET installation
+      run: dotnet --version
+
+    - name: List available workloads
+      run: dotnet workload search
+
     - name: Install Android workload
       run: dotnet workload install android
 
-    - name: Install Cake .NET Tool
-      run: dotnet tool install -g cake.tool
+    - name: List installed workloads
+      run: dotnet workload list
+
+    - name: Setup Android SDK
+      uses: android-actions/setup-android@v3
+      with:
+        api-level: 29
+        build-tools-version: '30.0.3'
+        
+    - name: Accept Android SDK licenses
+      run: yes | $ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager --licenses || true
 
     - name: Setup OpenJDK 11
       uses: actions/setup-java@v4
       with:
         distribution: 'microsoft'
         java-version: '11'
 
-    - name: Run dotnet cake
+    - name: Run Cake binderate target (quick verification)
       run: dotnet cake
 
     - name: Display environment info
@@ -39,4 +54,4 @@ jobs:
         echo "Java Home: $JAVA_HOME"
         echo "Cake Tool: $(dotnet cake --version 2>/dev/null || echo 'Not available')"
         echo "=== Installed Workloads ==="
-        dotnet workload list
+        dotnet workload list

BUILDING.md

@@ -5,8 +5,6 @@
 Before building the libraries and samples in this repository, you will need to install:
 
   * [.NET](https://dotnet.microsoft.com/download) ([.NET SDK 8.0.404](https://github.com/dotnet/core/blob/main/release-notes/8.0/8.0.11/8.0.11.md?WT.mc_id=dotnet-35129-website) is currently required)
-    
-    **Note**: .NET 9 is also compatible and supported. For GitHub Copilot development, see `.github/workflows/copilot-setup-steps.yml`.
 
   * [Cake .NET Tool](http://cakebuild.net):