1207 create a demo shell script that illustrates integration with CircleCI

.gitignore

@@ -1,2 +1,3 @@
 .idea
 public
+.env.*

create-service-and-ensure-existence.sh

@@ -0,0 +1,39 @@
+#! /bin/bash -e
+
+application=${1?}
+service=${2?}
+organization=$3
+
+curl -X POST "$MSAT_API_ENDPOINT" \
+-u $MSAT_USER_LOGIN:$MSAT_USER_PASSWORD \
+-d '
+  {
+    "query": "mutation findOrCreateServiceByName ($serviceName: ServiceName!) { findOrCreateServiceByName (serviceName: $serviceName) { organizationId applicationId serviceId } }",
+    "variables": {
+        "serviceName": {
+          "organization": "'"$organization"'",
+          "application": "'"$application"'",
+          "service": "'"$service"'"
+      }
+    }
+  }
+'
+
+github_repo=`git remote -v | grep -o "origin\s.*\s(fetch)" | awk '{ print $2 }'`
+
+curl -X POST "$MSAT_API_ENDPOINT" \
+-u $MSAT_USER_LOGIN:$MSAT_USER_PASSWORD \
+-d '
+  {
+    "query": "mutation updateServiceMetadata ($organization: String, $applicationName: String!, $serviceName: String!, $metadata: [MetadataInput!]!) {\n    updateServiceMetadata (organization: $organization, applicationName: $applicationName, serviceName: $serviceName, metadata: $metadata)\n}",
+    "variables": {
+      "organization": "'"$organization"'",
+      "applicationName": "'"$application"'",
+      "serviceName":"'"$service"'",
+      "metadata": {
+        "name": "github-repo",
+        "value": "'"$github_repo"'"
+      }
+    }
+  }
+'