ci: add check workflow

.github/workflows/check.yml

@@ -0,0 +1,23 @@
+name: check
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install required libraries
+        run: sudo apt-get update && sudo apt-get install -y python devscripts dh-make debhelper fakeroot \
+            python3 python3-pip python3-setuptools python3-wheel \
+            ninja-build meson libpam0g-dev libboost-locale-dev \
+            python3-dev python3-setuptools libopencv-dev cmake make build-essential clang-extra-tools
+
+      - uses: actions/checkout@v2
+
+      - name: Build
+        run: |
+          meson setup build src/pam
+          meson compile -C build
+
+      - name: Check source code
+        run: |
+          ninja clang-tidy -C build