Set up CI with Azure Pipelines

[skip ci]

azure-pipelines.yml

@@ -0,0 +1,15 @@
+# C/C++ with GCC
+# Build your C/C++ project with GCC using make.
+# Add steps that publish test results, save build artifacts, deploy, and more:
+# https://docs.microsoft.com/azure/devops/pipelines/apps/c-cpp/gcc
+
+trigger:
+- master
+
+pool:
+  vmImage: 'ubuntu-latest'
+
+steps:
+- script: |
+    make
+  displayName: 'make'