Create build.yml for future use if needed

Author: CoolDev111

.github/workflows/build.yml

@@ -0,0 +1,85 @@
+name: Build YARG-VR
+
+# Builds the MelonLoader mod against the real YARG + MelonLoader + Unity reference
+# assemblies and publishes a ready-to-install artifact (mod DLL + openvr_api.dll).
+# Tagged pushes additionally attach the artifact to a GitHub Release.
+
+on:
+  push:
+    branches: [main, master]
+    tags: ['v*']
+  pull_request:
+  workflow_dispatch:
+
+env:
+  YARG_VERSION: '0.15.0'   # reference game version (keep in sync with RESEARCH.md)
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup .NET SDK 8
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 8.0.x
+
+      - name: Download MelonLoader (latest x64)
+        run: |
+          curl -L --fail -o melonloader.zip \
+            "https://github.com/LavaGang/MelonLoader/releases/latest/download/MelonLoader.x64.zip"
+          mkdir -p ml && unzip -q melonloader.zip -d ml
+          mkdir -p libs
+          cp ml/MelonLoader/net472/MelonLoader.dll libs/
+
+      - name: Download YARG reference assemblies (YARG_Data/Managed)
+        run: |
+          curl -L --fail -o yarg.zip \
+            "https://github.com/YARC-Official/YARG/releases/download/v${{ env.YARG_VERSION }}/YARG_v${{ env.YARG_VERSION }}-Windows-x64.zip"
+          unzip -q -j -o yarg.zip 'YARG_Data/Managed/*' -d libs/yarg-managed
+
+      - name: Download openvr_api.dll (Valve)
+        run: |
+          curl -L --fail -o libs/openvr_api.dll \
+            "https://github.com/ValveSoftware/openvr/raw/master/bin/win64/openvr_api.dll"
+
+      - name: Build (net472)
+        run: >
+          dotnet build YARG.VR.csproj -c Release
+          -p:GameLibs="${{ github.workspace }}/libs"
+          -p:DOTNET_CLI_TELEMETRY_OPTOUT=1
+
+      - name: Collect distribution
+        run: |
+          mkdir -p dist/YARG-VR
+          cp bin/Release/YARG-VR.dll dist/YARG-VR/
+          cp libs/openvr_api.dll dist/YARG-VR/
+          {
+            echo "YARG-VR v${{ github.ref_name }} (built against YARG v${{ env.YARG_VERSION }})"
+            echo ""
+            echo "Install:"
+            echo "  1. Install MelonLoader (https://melonwiki.xyz/) into your YARG folder."
+            echo "  2. Copy BOTH files below into  <YARG>/MelonLoader/Mods/YARG-VR/"
+            echo "       YARG-VR.dll"
+            echo "       openvr_api.dll"
+            echo "  3. Start SteamVR (or let the mod start it), then launch YARG."
+            echo "  4. In-game hotkeys: F8 = toggle VR, F9 = recenter."
+            echo ""
+          } > dist/YARG-VR/INSTALL.txt
+          zip -r YARG-VR-${{ github.ref_name }}.zip YARG-VR
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: YARG-VR-${{ github.ref_name }}
+          path: dist/YARG-VR/
+          if-no-files-found: error
+
+      - name: Attach to GitHub Release (tags only)
+        if: startsWith(github.ref, 'refs/tags/v')
+        uses: softprops/action-gh-release@v2
+        with:
+          files: YARG-VR-*.zip
+          generate_release_notes: true