add ci (#140)

scripts/terraform-fmt.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+echo "==> Checking terraform codes are formatted..."
+error=false
+terraform fmt -check -recursive || error=true
+if ${error}; then
+  echo "------------------------------------------------"
+  echo ""
+  echo "The preceding files contain terraform codes that are not correctly formatted or contain errors."
+  echo "You can fix this by running make tools and then tffmt on them."
+  echo ""
+  echo "to easily fix all terraform codes:"
+  echo "$ make tffmt"
+  echo ""
+  exit 1
+fi
+exit 0