diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 1fd3f35..cdaf444 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -2,13 +2,49 @@ name: Raspberry Pi Linux Kernel [Build]
 on:
   workflow_call:
     inputs:
+      BRANCH:
+        required: true
       VERSION:
         required: true
 jobs:
   job:
     name: Raspberry Pi Linux Build
-    runs-on: cicd.any
+    strategy:
+      matrix:
+        include:
+          - defconfig: bcm2711_defconfig
+            cicd: cicd.bookworm
+            codename: bookworm
+            gcc: aarch64-linux-gnu-gcc-12
+            image: rpt
+            revision: v8
+    runs-on: ${{ matrix.runner }}
     steps:
       - name: Repository [Clone]
+        uses: https://github.com/actions/checkout@v6
+      - name: Environment
+        id: environment
         run: |
-          /usr/bin/echo "${{ inputs.version }}"
\ No newline at end of file
+          UNITS=$(/usr/bin/nproc --all)
+          /usr/bin/echo "UNITS=${UNITS}" >> "${GITHUB_OUTPUT}"
+          /usr/bin/echo "Set Variable 'UNITS' to '${UNITS}'"
+      - name: Linux Sources [Artifact Download]
+        uses: https://gitea.com/actions/download-artifact@v3-node20
+        with:
+          name: linux-sources-${{ inputs.version }}.tar.gz
+      - name: Linux Sources [Extract]
+        run: |
+          /usr/bin/install --directory --verbose './linux-sources'
+          /usr/bin/tar --directory="./linux-sources" --extract --gzip --file="./linux-sources-${{ inputs.version }}.tar.gz" --verbose
+      - name: Linux Sources [Prepare]
+        if: matrix.defconfig != 'bcm2711_defconfig' && matrix.defconfig != 'bcm2712_defconfig'
+        env:
+          DEFCONFIG: ${{ matrix.defconfig }}
+        run: |
+          /usr/bin/mv --verbose "./config/${{ matrix.defconfig }}-${{ inputs.branch }}" "./linux-sources/arch/arm64/configs/${DEFCONFIG%%-*}"
+      - name: Linux Sources [Configuration]
+        run: |
+          /usr/bin/make --directory='./linux-sources' --jobs="${{ steps.environment.outputs.units }}" CC="${{ matrix.gcc }}" "${{ matrix.defconfig }}"
+          ./linux-sources/scripts/config --file './linux-sources/.config' --set-str CONFIG_BUILD_SALT +${{ matrix.image }}-rpi-${{ matrix.revision }}
+          ./linux-sources/scripts/config --file './linux-sources/.config' --set-str CONFIG_LD_ORPHAN_WARN_LEVEL error
+          ./linux-sources/scripts/config --file './linux-sources/.config' --set-str CONFIG_LOCALVERSION +${{ matrix.image }}-rpi-${{ matrix.revision }}
diff --git a/.gitea/workflows/rpi-6.12.y.yml b/.gitea/workflows/rpi-6.12.y.yml
index 8c08ec0..4911836 100644
--- a/.gitea/workflows/rpi-6.12.y.yml
+++ b/.gitea/workflows/rpi-6.12.y.yml
@@ -15,4 +15,5 @@ jobs:
       - sources
     uses: ./.gitea/workflows/build.yml
     with:
-      VERSION: ${{ needs.sources.outputs.version }}
\ No newline at end of file
+      BRANCH: ${{ env.branch }}
+      VERSION: ${{ needs.sources.outputs.version }}
diff --git a/.gitea/workflows/sources.yml b/.gitea/workflows/sources.yml
index 1d02911..c8f2e92 100644
--- a/.gitea/workflows/sources.yml
+++ b/.gitea/workflows/sources.yml
@@ -4,7 +4,6 @@ on:
     inputs:
       BRANCH:
         required: true
-        type: string
     outputs:
       VERSION:
         required: true