Add Debian and Alpine Linux package build support to GitHub Actions

- Introduce Debian and Alpine Linux package build stages in CI/CD pipeline
- Configure CMake for static compilation on both platforms
- Add artifact upload for Debian (.deb) and Alpine (.apk) packages
- Include static Abseil library build process for both distributions

.github/workflows/build-debian.yml

@@ -0,0 +1,85 @@
+name: Build Debian Package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+env:
+  PKG_VERSION: "2.2.0"
+  PKG_RELEASE: "1"
+  ABSEIL_VERSION: "20230125.3"
+
+jobs:
+  build-debian:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - name: Install Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential cmake clang checkinstall zlib1g-dev musl-tools libstdc++-11-dev libgcc-11-dev libc6-dev
+
+      - name: Build Static Abseil
+        run: |
+          git clone https://github.com/abseil/abseil-cpp.git
+          cd abseil-cpp
+          mkdir build && cd build
+          cmake -DCMAKE_BUILD_TYPE=Release \
+                -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+                -DABSL_BUILD_TESTING=OFF \
+                -DABSL_USE_GOOGLETEST_HEAD=OFF \
+                -DCMAKE_CXX_STANDARD=17 \
+                -DBUILD_SHARED_LIBS=OFF \
+                ..
+          make -j$(nproc)
+          make install
+          ldconfig
+
+      - name: Configure the project
+        run: |
+          mkdir build; cd build
+          CC=clang CXX=clang++ cmake -DCMAKE_BUILD_TYPE=Release \
+            -DUSE_CLANG=ON \
+            -DBUILD_STATIC=ON \
+            ..
+
+      - name: Build the project
+        run: |
+          cd build
+          make
+
+      - name: Create Debian Package
+        run: |
+          cd build
+          sudo checkinstall --pkgname=cpu-check \
+                           --pkgversion=${{ env.PKG_VERSION }} \
+                           --pkgrelease=${{ env.PKG_RELEASE }} \
+                           --maintainer="maintainer@example.com" \
+                           --requires="" \
+                           --default \
+                           --pakdir=. \
+                           --backup=no \
+                           --deldoc=yes \
+                           --deldesc=yes \
+                           --delspec=yes \
+                           make install
+
+      - name: Upload Debian Package
+        uses: actions/upload-artifact@v3
+        with:
+          name: cpu-check-deb
+          path: build/*.deb
+
+      - name: Upload to Gitea Package Registry
+        if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+        run: |
+          curl --user "eric:df299a6e592a8bd829d018b7816e76d03756408d" \
+               --upload-file build/cpu-check_${{ env.PKG_VERSION }}-${{ env.PKG_RELEASE }}_amd64.deb \
+               "https://git.ericxliu.me/api/packages/eric/debian/pool/bionic/main/upload"