Add build workflow to 6.12-bookworm branch

.github/workflows/build_kernel_bookworm.yml

@@ -0,0 +1,50 @@
+name: Build WLAN Pi Kernel for Debian Bookworm
+
+# Description: This workflow builds the WLAN Pi custom Linux kernel and packages it into a Debian package tailored for Debian Bookworm.
+
+on:
+  push:
+    branches:
+      - 6.12-bookworm  # Updated to trigger on '6.12-bookworm' branch
+  workflow_dispatch:    # Enables manual triggering without inputs
+
+jobs:
+  build:
+    runs-on: ubuntu-latest  # Use the latest Ubuntu runner
+
+    env:
+      DISTRO: bookworm
+      VERSION_CODENAME: bookworm
+      KERNEL_TARGET_DISTRO: Debian
+      KERNEL_TARGET_VERSION: bookworm
+
+    steps:
+      # Step 1: Checkout the repository
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+        with:
+          # By default, actions/checkout checks out the branch where the workflow is triggered
+          fetch-depth: 0  # Optional: Fetch all history for all branches and tags
+
+      # Step 2: Install Dependencies for Bookworm
+      - name: Install Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential git libncurses-dev flex bison libssl-dev \
+              bc libelf-dev libudev-dev libpci-dev libiberty-dev autoconf automake libtool \
+              libpython3-dev crossbuild-essential-arm64 dpkg-dev
+
+      # Step 3: Make the build script executable
+      - name: Make Build Script Executable
+        run: chmod +x build/build-wlanpi-kernel.sh
+
+      # Step 4: Execute the build script for Bookworm
+      - name: Execute Build Script
+        run: ./build/build-wlanpi-kernel.sh
+
+      # Step 5: Upload the built Debian package as an artifact
+      - name: Upload Debian Package
+        uses: actions/upload-artifact@v3
+        with:
+          name: wlanpi-kernel-deb-bookworm
+          path: output/*.deb