Added CI

.github/workflows/build.yml

@@ -0,0 +1,41 @@
+name: Build CI
+
+on:
+  push:
+    branches: ["*"]
+  pull_request:
+    branches: ["*"]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: windows-latest
+
+    steps:
+    - name: Get Sources
+      uses: actions/checkout@v3
+
+    - uses: ilammy/msvc-dev-cmd@v1
+
+    - name: Prepare build
+      run: cmake -B build
+
+    - name: Build
+      run: cmake --build build -j 3
+
+    - name: Prepare files
+      run: |
+        mkdir upload
+        mkdir upload\x64
+
+        copy src/btrfs.inf upload
+        copy build\Debug\ubtrfs.dll upload\x64
+        copy build\Debug\shellbtrfs.dll upload\x64
+        copy build\Debug\mkbtrfs.exe upload\x64
+        copy build\Debug\btrfs.sys upload\x64
+
+    - name: Upload files
+      uses: actions/upload-artifact@v3
+      with:
+        name: btrfs
+        path: upload/*