ci: install vcpkg

Author: igagis

.github/workflows/ci.yml

@@ -33,9 +33,16 @@ jobs:
         run: |
           apt --quiet update --yes
           apt --quiet install --yes cmake git
+      - name: install vcpkg
+        run: |
+          git clone https://github.com/microsoft/vcpkg.git vcpkg-installation
+          (cd vcpkg-installation; ./bootstrap-vcpkg.sh)
+      - name: set VCPKG_ROOT
+        uses: myci-actions/export-env-var@main
+        with: {name: VCPKG_ROOT, value: "$(pwd)/vcpkg-installation"}
       - name: git clone
         uses: myci-actions/checkout@main
-      - name: generate cmake
+      - name: generate cmake build files
         run: |
           mkdir out
           cd out