added github workflow

.github/workflows/build.yml

@@ -0,0 +1,59 @@
+name: Build
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+
+jobs:
+  build:
+    runs-on: macos-latest
+    
+    steps:
+    - uses: actions/checkout@v4
+    
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.24.3'
+    
+    - name: Install Fyne dependencies
+      run: |
+        # Install required system dependencies for Fyne
+        brew install pkg-config
+    
+    - name: Install Fyne CLI
+      run: go install fyne.io/fyne/v2/cmd/fyne@latest
+    
+    - name: Cache Go modules
+      uses: actions/cache@v4
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    
+    - name: Download dependencies
+      run: go mod download
+    
+    - name: Verify dependencies
+      run: go mod verify
+    
+    - name: Run tests
+      run: go test -v ./...
+    
+    - name: Build application
+      run: make build
+    
+    - name: Verify build output
+      run: |
+        ls -la TurtleSilicon.app/
+        ls -la TurtleSilicon.app/Contents/Resources/
+    
+    - name: Upload build artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: TurtleSilicon-macos
+        path: TurtleSilicon.app/
+        retention-days: 30