Changed the GitHub Build system to produce artifacts and build for macOS and Linux (arm64 and amd64)

.github/workflows/go.yml

@@ -1,16 +1,12 @@
-# This workflow will build a golang project
-# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
-
 name: Go
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ["main"]
   pull_request:
-    branches: [ "main" ]
+    branches: ["main"]
 
 jobs:
-
   build:
     runs-on: ubuntu-latest
     steps:
@@ -19,10 +15,40 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v4
         with:
-        go-version: '1.23.5'
+          go-version: "1.23.5"
 
       - name: Build
         run: go build -v ./...
 
       - name: Test
         run: go test -v ./...
+
+  build-multiarch:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: "1.23.5"
+
+      - name: Build binaries for multiple architectures
+        run: |
+          mkdir -p dist
+
+          # Linux
+          GOOS=linux GOARCH=amd64 go build -o dist/gosh-linux-amd64
+          GOOS=linux GOARCH=arm64 go build -o dist/gosh-linux-arm64
+
+          # macOS
+          GOOS=darwin GOARCH=amd64 go build -o dist/gosh-mac-amd64
+          GOOS=darwin GOARCH=arm64 go build -o dist/gosh-mac-arm64
+
+          ls -lh dist/
+
+      - name: Upload binaries
+        uses: actions/upload-artifact@v4
+        with:
+          name: gosh-binaries
+          path: dist/