Merge pull request #15 from TGSAI/arm64-image-build

Add `ARM64` build and update README with architecture details

Author: tasansal

.github/workflows/build.yml

@@ -72,7 +72,7 @@ jobs:
         with:
           context: ${{ matrix.image.context }}
           push: ${{ github.repository == 'tgsai/mdio-docker' && github.event_name == 'push' }}
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.tags.outputs.tags }}
           build-args: |
             python=${{ matrix.python }}

README.md

@@ -2,6 +2,14 @@
 
 [![Docker Build](https://github.com/TGSAI/mdio-docker/actions/workflows/build.yml/badge.svg)](https://github.com/TGSAI/mdio-docker/actions/workflows/build.yml)
 
+## Architecture Support
+
+These Docker images are built for multiple architectures:
+- **linux/amd64** - Intel/AMD x86_64 processors
+- **linux/arm64** - ARM64 processors including Apple Silicon (M1/M2/M3/M4) and AWS Graviton
+
+Docker will automatically pull the correct image for your platform.
+
 | Image                     | Description                                    | Versions                                                                                                                                                                                                                                             |
 | ------------------------- | ---------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `ghcr.io/tgsai/mdio`      | Base image to use MDIO with full functionality | [![][tgsai-mdio-latest] ![][tgsai-mdio-release] <br/> ![][tgsai-mdio-py313-release] <br/> ![][tgsai-mdio-py312-release] <br/> ![][tgsai-mdio-py311-release]](https://github.com/tgsai/mdio-docker/pkgs/container/mdio)                               |