upload artifact workflow

Author: PrimedErwin

.github/workflows/build_all_versions.yml

@@ -1 +1,83 @@
+name: build_all_versions
+
+on:
+  push:
+    branches: ["main"]
+jobs:
+  build_win32:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: ilammy/msvc-dev-cmd@v1
+    - name: Compile
+      shell: bash
+      run: |
+        python clone_and_build.py
+        ls
+    - uses: actions/upload-artifact@v4
+      with:
+        name: windows
+        path: All_in_one
+  build_linux:
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/checkout@v4
+    - name: Setup Clang
+      uses: egor-tensin/setup-clang@v1
+      with:
+        version: 15
+        platform: x64
+    - name: Compile
+      run: |
+        python clone_and_build.py
+        ls
+      env:
+        CC: clang
+    - uses: actions/upload-artifact@v4
+      with:
+        name: linux
+        path: All_in_one
+  build_darwin:
+    runs-on: macos-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Compile
+      run: |
+        python clone_and_build.py
+        ls
+    - uses: actions/upload-artifact@v4
+      with:
+        name: darwin
+        path: All_in_one
+
+  merge:
+      runs-on: ubuntu-latest
+      needs: [ build_win32, build_linux, build_darwin ]
+      steps:
+      - name: "Create output directory"
+        run: "mkdir $GITHUB_WORKSPACE/output"
+        
+      - name: "Merge win32"
+        uses: actions/download-artifact@v4.1.7
+        with:
+          name: windows
+          path: $GITHUB_WORKSPACE/output/windows_x86_64
+
+      - name: "Merge linux"
+        uses: actions/download-artifact@v4.1.7
+        with:
+          name: linux
+          path: $GITHUB_WORKSPACE/output/linux_x86_64
+
+      - name: "Merge darwin"
+        uses: actions/download-artifact@v4.1.7
+        with:
+          name: darwin
+          path: $GITHUB_WORKSPACE/output/darwin
+
+      - name: "Upload merged artifact"
+        uses: actions/upload-artifact@v4.3.3
+        with:
+          name: all-in-one
+          path: $GITHUB_WORKSPACE/output