generate binaries for multiple platforms

.github/workflows/release.yml

@@ -6,7 +6,7 @@ on:
       - 'v*'
 
 permissions:
-  contents: write  # Grants write access to the repository contents, including releases and assets
+  contents: write  # Grants write access to repository contents, including releases and assets
 
 jobs:
   release:
@@ -22,15 +22,17 @@ jobs:
           go-version: '1.22'
 
       - name: Get version from tag
-        id: get_version
-        run: echo "::set-output name=version::${GITHUB_REF##*/}"
+        run: echo "version=${GITHUB_REF##*/}" >> $GITHUB_ENV
+
+      - name: Build binaries
+        run: make release VERSION=${{ env.version }}
+
 
-      - name: Build binary
-        run: make build VERSION=${{ steps.get_version.outputs.version }}
-
-      - name: Create GitHub Release   
+      - name: Create GitHub Release
         uses: softprops/action-gh-release@v1
         with:
-          tag_name: ${{ steps.get_version.outputs.version }}
-          name: ${{ steps.get_version.outputs.version }}
-          files: ./notify_incident_io
+          tag_name: ${{ env.version }}
+          name: ${{ env.version }}
+          files: ./notify_incident_io-*
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -26,4 +26,5 @@ go.work.sum
 
 .idea/
 
-notify_incident_io
+notify_incident_io
+notify_incident_io-*

Makefile

@@ -1,6 +1,6 @@
 # Makefile for the Nagios Incident.io Notification Plugin
 
-# Name of the binary to generate
+# Name of the binary to generate (base name)
 BINARY = notify_incident_io
 
 # Version can be set manually or passed in from the GitHub Actions workflow
@@ -9,15 +9,24 @@ VERSION ?= development
 # Go build flags with version information
 BUILD_FLAGS = -ldflags "-s -w -X 'main.version=$(VERSION)'"
 
-.PHONY: all build clean
+# Platforms to build for
+PLATFORMS = linux/amd64 linux/arm64 darwin/amd64 darwin/arm64 windows/amd64
 
-# Default target: Build the binary
+.PHONY: all build clean release
+
+# Default target: Build the binary for the current OS and architecture
 all: build
 
-# Build the binary
+# Build the binary for the current OS and architecture
 build:
 	go build $(BUILD_FLAGS) -o $(BINARY) main.go
 
+# Cross-compile binaries for all target platforms
+release: clean
+	@for platform in $(PLATFORMS); do \
+		GOOS=$${platform%/*} GOARCH=$${platform#*/} go build $(BUILD_FLAGS) -o $(BINARY)-$${platform%/*}-$${platform#*/} main.go || exit 1; \
+	done
+
 # Clean up build artifacts
 clean:
-	rm -f $(BINARY)
+	rm -f $(BINARY) $(BINARY)-*