Upload DEB build logs.

.github/workflows/ci-deb-packages-v2.yml

@@ -193,6 +193,11 @@ jobs:
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v3
 
+    - name: Set custom variables
+      shell: sh
+      run: |
+        echo "IMAGE_TAG=${{ inputs.DISTRO_CODENAME }}-${{ inputs.PLATFORM }}" >> $GITHUB_ENV
+
     - name: Build debs in Docker
       shell: sh
       env:
@@ -206,18 +211,26 @@ jobs:
           -v $(pwd):/root \
           -v /tmp/${GITHUB_RUN_ID}/run.sh:/usr/local/bin/run.sh:ro \
           -e GENERIC_TOKEN="${GENERIC_TOKEN}" \
-        ${{ inputs.BASE_IMAGE }}:${{ inputs.DISTRO_CODENAME }}
+        ${{ inputs.BASE_IMAGE }}:${{ inputs.DISTRO_CODENAME }} 2>&1 | \
+          tee deb-${{ env.IMAGE_TAG }}-build.log
 
-    - name: Set custom variables
-      shell: sh
-      run: |
-        echo "IMAGE_TAG=${{ inputs.DISTRO_CODENAME }}-${{ inputs.PLATFORM }}" >> $GITHUB_ENV
+    - uses: actions/upload-artifact@v4
+      with:
+        name: deb-${{ env.IMAGE_TAG }}-build-log-artifact
+        path: |
+          deb-*-build.log
+        if-no-files-found: warn
 
     - name: Copy git hash
       shell: sh
       env:
         GITHUB_SHA: ${{ github.sha }}
       run: |
+        if [ $(find . -maxdepth 1 -type f -name "*.deb" | wc -l) -eq 0 ]; then
+          echo "No .deb files were found in the current directory."
+          exit 1
+        fi
+
         echo $GITHUB_SHA > hash.txt
 
     - name: Compress files