add cmake build workflow

.github/workflows/cmake_build.yml

+name: CMake Build
+
+on:
+  pull_request:
+    branches: [ master ]
+  push:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container: 'centos:7'
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          curl -fsSLO --compressed https://cmake.org/files/v3.22/cmake-3.22.3-linux-x86_64.tar.gz
+          tar -zxvf cmake-3.22.3-linux-x86_64.tar.gz -C /usr/local  --strip-components=1 --no-same-owner
+          yum install -y which git wget rpm rpm-build cpio gcc gcc-c++ make glibc-devel glibc-headers libstdc++-static binutils openssl-devel libaio-devel
+      - name: Build with cmake
+        run: mkdir buildenv && cd buildenv && cmake .. && make -j 6