update README

README.md

@@ -1,27 +1,51 @@
-# Your Project Name
+# MongoDb probe app
 ![Build Status](https://github.com/poblin-orange/mongodb-probe/actions/workflows/maven.yml/badge.svg)
 
 ## Description
 
 
 Sample mongodb app.
-Generated with Claude Sonet 3.5
+Based on spring boot + mongodb starter + opentelemetry starter.
+Packaged as:
+- a cloudfoundry compatible jar
+- an OCI image
+- a helm chart for convenient k8s deployment of the image with adapter config (mongodb uri, otel endpoint)
 
 
-references:
+
+## references:
 - https://github.com/kokuwaio/helm-maven-plugin
 - https://opentelemetry.io/blog/2024/spring-starter-stable/
+- https://opentelemetry.io/docs/languages/java/configuration/
+
+## basic tests
+
+chart values.yaml:
+
+```
+mongodb:
+  uri: mongodb://databaseAdmin:yyyy.zzzz:27017,rs0-1-2e385b67-a1c9-4aa0-910d-b25dc99e9c5d.zzzz:27017,rs0-2-2e385b67-a1c9-4aa0-910d-b25dc99e9c5d.zzzz:27017/admin?replicaSet=rs0
+
+otlp:
+  serviceName: probe-for-mongodb
+  tracing:
+    endpoint: http://jaeger-collector-303ada4c-4478-49dd-b427-8c482bfc17b8.zzzz:443
+    sampling:
+      probability: 1.0
+
+```
+
 
+install OCI chart:
 
+```
 
+helm template oci://ghcr.io/poblin-orange/mongodb-probe/mongodb-probe --version 0.0.1 -f ./mongodb-probe-values.yaml  | kubectl apply -f -
 
-./mvnw clean install
-./mvnw spring-boot:build-image
+``` 
 
-#docker run -d -p 8080:8080 docker run -i spring-mongo-demo:0.0.1-SNAPSHOT
-docker run -i spring-mongo-demo:0.0.1-SNAPSHOT
-
+testing probe REST API:
+```
 
+```
 
-docker tag ${project.artifactId}:${project.version} your-username/${project.artifactId}:latest
-docker push your-username/${project.artifactId}:latest