Add github action to compile

.github/workflows/compile.yml

+name: Compile
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  ubuntu-x86_64:
+    runs-on: ubuntu-18.04
+    steps:
+    - uses: actions/checkout@v2
+  
+    - name: Install environment
+      shell: bash
+      run: sudo apt-get install -y git wget rpm rpm2cpio cpio make build-essential binutils m4
+  
+    - name: Build project
+      shell: bash
+      run: | 
+        bash build.sh init
+        bash build.sh debug
+        cd build_debug && make -j4
+
+  centos-x86_64:
+    runs-on: ubuntu-18.04
+    container: centos:7
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Install environment
+      shell: bash
+      run: yum install -y git wget rpm* cpio make glibc-devel glibc-headers binutils m4
+
+    - name: Build project
+      shell: bash
+      run: |
+        bash build.sh init
+        bash build.sh debug
+        cd build_debug && make -j4
+