This PR adds a Swift Macro Compatibility Check GitHub Action to ensure that macro changes remain compatible across different versions of swift-syntax. The action automatically verifies compatibility with major swift-syntax versions (509.0.0, 510.0.0, 600.0.0), running builds.
This PR adds a Swift Macro Compatibility Check GitHub Action to ensure that macro changes remain compatible across different versions of swift-syntax. The action automatically verifies compatibility with major swift-syntax versions (509.0.0, 510.0.0, 600.0.0), running builds.