add alpine

Author: sdcb

.github/workflows/opencv.yml

@@ -43,24 +43,29 @@ jobs:
       matrix:
         include:
         - { os: ubuntu.22.04, arch: x64,   runs-on: ubuntu-22.04 }
-        - { os: ubuntu.24.04, arch: x64,   runs-on: ubuntu-24.04 }
         - { os: ubuntu.22.04, arch: arm64, runs-on: ubuntu-22.04-arm }
-        - { os: ubuntu.24.04, arch: arm64, runs-on: ubuntu-24.04-arm }
         - { os: win,          arch: x64,   runs-on: windows-2022 }
         - { os: win,          arch: x86,   runs-on: windows-2022 }
-        - { os: win11,        arch: x64,   runs-on: windows-2025 }
         - { os: win,          arch: arm64, runs-on: windows-11-arm }
         - { os: osx,          arch: x64,   runs-on: macos-13 }
         - { os: osx,          arch: arm64, runs-on: macos-14 }
-        - { os: osx.15,       arch: arm64, runs-on: macos-15 }
         - { os: centos.7,     arch: x64,   runs-on: ubuntu-22.04,     image: oraclelinux:7 }
         - { os: centos.7,     arch: arm64, runs-on: ubuntu-22.04-arm, image: oraclelinux:7 }
         - { os: rhel.8,       arch: x64,   runs-on: ubuntu-22.04,     image: oraclelinux:8 }
         - { os: rhel.8,       arch: arm64, runs-on: ubuntu-22.04-arm, image: oraclelinux:8 }
-        - { os: rhel.9,       arch: x64,   runs-on: ubuntu-22.04,     image: oraclelinux:9 }
-        - { os: rhel.9,       arch: arm64, runs-on: ubuntu-22.04-arm, image: oraclelinux:9 }
+        - { os: alpine.3.15,  arch: x64,   runs-on: ubuntu-22.04,     image: alpine:3.15 }
+        - { os: alpine.3.15,  arch: arm64, runs-on: ubuntu-22.04-arm, image: alpine:3.15 }
+        - { os: alpine.3.19,  arch: x64,   runs-on: ubuntu-22.04,     image: alpine:3.19 }
+        - { os: alpine.3.19,  arch: arm64, runs-on: ubuntu-22.04-arm, image: alpine:3.19 }
         - { os: android,      arch: arm64, runs-on: ubuntu-22.04 }
         - { os: android,      arch: x64,   runs-on: ubuntu-22.04 }
+        # Uncomment the following lines to enable additional platforms(but not necessary for OpenCVSharp):
+        # - { os: ubuntu.24.04, arch: x64,   runs-on: ubuntu-24.04 }
+        # - { os: ubuntu.24.04, arch: arm64, runs-on: ubuntu-24.04-arm }
+        # - { os: win11,        arch: x64,   runs-on: windows-2025 }
+        # - { os: osx.15,       arch: arm64, runs-on: macos-15 }
+        # - { os: rhel.9,       arch: x64,   runs-on: ubuntu-22.04,     image: oraclelinux:9 }
+        # - { os: rhel.9,       arch: arm64, runs-on: ubuntu-22.04-arm, image: oraclelinux:9 }
 
     steps:
     - name: Checkout OpenCV repo
@@ -128,6 +133,13 @@ jobs:
             yum install -y gcc cmake3 gcc-c++ make nasm
         EOS
           )
+        elif [[ "${{ matrix.os }}" == "alpine" ]]; then
+          script=$(
+            cat <<'EOS'
+            set -eux
+            apk add --no-cache build-base cmake nasm
+        EOS
+          )
         fi
         echo "Executing script in Docker container: $script"
         docker exec builder bash -c "$script"