ci: add NetBSD build workflow

Signed-off-by: Carl.Zhang <carl.zhang@intel.com>

Author: XinfengZhang

.github/workflows/netbsd.yml

@@ -0,0 +1,22 @@
+name: netbsd
+
+permissions:
+  contents: read
+
+on: [push, pull_request]
+
+jobs:
+  netbsd:
+    runs-on: ubuntu-latest
+    steps:
+    - name: 'Checkout'
+      uses: actions/checkout@v7
+    - name: 'Install prerequisites and build'
+      uses: vmactions/netbsd-vm@v1
+      with:
+        prepare: |
+          /usr/sbin/pkg_add -v meson pkgconf libdrm libXext libXfixes wayland
+        run: |
+          meson setup _build -D werror=true
+          meson compile -C _build
+          meson install -C _build