adding default workflow

Author: DBHeise

.github/workflows/main.yaml

@@ -0,0 +1,105 @@
+name: OnMain
+
+on:
+  push:
+    branches: [master]
+
+
+
+permissions:
+  contents: read
+
+concurrency:
+  group: "${{ github.ref }}-${{ github.workflow }}"
+  cancel-in-progress: true
+
+jobs:
+
+  build-linux:
+    name: Linux Build
+    runs-on: ubuntu-latest    
+    steps:
+    - uses: actions/checkout@v1
+      with:
+        submodules: true
+    - name: Build
+      run: |
+        mkdir -p bin/linux
+        make clean
+        make    
+    - name: Archive
+      uses: actions/upload-artifact@v1
+      with:
+        name: Linux-binaries.zip
+        path: bin/linux
+  build-windows:
+    name: Windows Build
+    runs-on: windows-latest    
+    steps:
+    - uses: actions/checkout@v1
+      with:
+        submodules: true    
+    - name: Build
+      run: |
+        ./build.ps1
+    - name: Archive x86
+      uses: actions/upload-artifact@v1
+      with:
+        name: Windows-x86-binaries.zip
+        path: bin/windows/x86/Release    
+    - name: Archive x64
+      uses: actions/upload-artifact@v1
+      with:
+        name: Windows-x64-binaries.zip
+        path: bin/windows/x64/Release
+  version:
+    runs-on: ubuntu-latest
+    needs: 
+      - build-linux
+      - build-windows      
+    permissions:
+      contents: write
+    outputs:
+      newtag: ${{ steps.calculate-version.outputs.version-string }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          fetch-tags: true
+      - name: calculate version
+        id: calculate-version
+        uses: bitshifted/git-auto-semver@v1
+        with:
+          main_branch: master
+          create_tag: true
+          tag_prefix: 'v'
+      - name: Use version
+        run: 'echo "Calculated version: ${{ steps.calculate-version.outputs.version-string }}"'
+  
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    needs: version
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-tags: true
+      - name: Download artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+          pattern: *binaries.zip
+          merge-multiple: true
+      - name: Create a Release
+        uses: softprops/action-gh-release@v2
+        with:
+          name: ${{ needs.version.outputs.newtag }}
+          tag_name: ${{ needs.version.outputs.newtag }}
+          token: ${{ secrets.GITHUB_TOKEN }}
+          make_latest: true
+          files:
+            artifacts/*binaries.zip
+