Add objectscript-quality (#31)

* added objectscript-quality

* added objectscript-quality

.github/workflows/objectscript-quality.yml

@@ -0,0 +1,12 @@
+name: objectscriptquality
+on: push
+
+jobs:
+  linux:
+    name: Linux build
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Execute ObjectScript Quality Analysis
+      run: wget https://raw.githubusercontent.com/litesolutions/objectscriptquality-jenkins-integration/master/iris-community-hook.sh && sh ./iris-community-hook.sh
+

readme.md

@@ -1,5 +1,6 @@
 # ObjectScript Class Explorer
-
+ [![Quality Gate Status](https://community.objectscriptquality.com/api/project_badges/measure?project=intersystems_iris_community%2FClassExplorer&metric=alert_status)](https://community.objectscriptquality.com/dashboard?id=intersystems_iris_community%2FClassExplorer)
+
 An UML class explorer for InterSystems products: IRIS, Ensemble, HealthShare, Caché. Read more about class explorer [on InterSystems Developer Community](https://community.intersystems.com/post/cach%C3%A9-class-explorer-%E2%80%94-exploring-cach%C3%A9-uml-notation).
 
 ##### Key features