Add setup script for Docker clang-format wrapper

.github/workflows/format-check-new.yml

@@ -12,20 +12,7 @@ jobs:
     - uses: actions/checkout@v3
 
     - name: Setup clang-format
-      run: |
+      run: ./formatters/setup-clang-format-docker.sh
-        # Pull the Docker image with clang-format 18
-        docker pull silkeh/clang:18
-        
-        # Create a wrapper script that runs clang-format in Docker
-        sudo tee /usr/local/bin/clang-format > /dev/null <<'EOF'
-#!/bin/bash
-exec docker run --rm -i -v "$PWD:$PWD" -w "$PWD" silkeh/clang:18 clang-format "$@"
-EOF
-        sudo chmod +x /usr/local/bin/clang-format
-        
-        # Verify version and location
-        which clang-format
-        clang-format --version
 
     - name: Install dotnet
       uses: actions/setup-dotnet@v3

formatters/setup-clang-format-docker.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+echo "Setting up clang-format Docker wrapper..."
+
+# Pull the Docker image with clang-format 18
+echo "Pulling Docker image..."
+docker pull silkeh/clang:18
+
+# Create a wrapper script that runs clang-format in Docker
+echo "Creating wrapper script..."
+cat > /tmp/clang-format-wrapper <<'EOF'
+#!/bin/bash
+exec docker run --rm -i -v "$PWD:$PWD" -w "$PWD" silkeh/clang:18 clang-format "$@"
+EOF
+
+# Install the wrapper
+sudo mv /tmp/clang-format-wrapper /usr/local/bin/clang-format
+sudo chmod +x /usr/local/bin/clang-format
+
+# Verify version and location
+echo "Verifying installation..."
+which clang-format
+clang-format --version