Add July newsletter

_data/newsletter.yaml

@@ -2,6 +2,10 @@ headline: "Monthly Newsletters"
 
 newsletter:
 
+- title: "July 2025 Newsletter #58"
+  link: /newsletter/58/
+  date: "July 14, 2025"
+
 - title: "June 2025 Newsletter #57"
   link: /newsletter/57/
   date: "June 12, 2025"

_posts/2025-07-14-quarkus-newsletter-58.adoc

@@ -0,0 +1,17 @@
+---
+layout: post
+title: 'Quarkus Newsletter #58 - July'
+date: 2025-07-14
+tags: newsletter
+synopsis: Curated online stories, articles, and videos about Quarkus are available in the July edition of the Quarkus Newsletter.
+
+author: jcobb
+---
+
+Discover more about the launch of the Agent2Agent (A2A) Java SDK, contributed by the WildFly and the Quarkus communities. Learn how to build a Model Context Protocol server and client using Quarkus and LangChain4J in “Using the Model Context Protocol With Quarkus and Langchain4j” by Vishal Shanbhag & Saajan Nagendra. Make sure you read “AI Tool Calling with Quarkus LangChain4j” by piotr.minkowski to explore Quarkus LangChain4j AI support's integration with chat models, focusing on "tool calling" (function calling), an AI application pattern that enhances models via API/external tool interaction.  See how to trace microservice calls across network boundaries using Quarkus, REST clients, and Jaeger in Markus Eisele’s post “The Distributed Dragon Forge: A Hands-On OpenTelemetry Adventure with Quarkus”. Finally, check out Loïc Mathieu’s article to learn how to build  a chatbot with Google Gemini Vertex AI and Quarkus Comments Feed.
+
+You will also see the latest Quarkus Insights episodes, top tweets/discussions and upcoming Quarkus attended events. 
+
+Check out https://quarkus.io/newsletter/58/[Newsletter #58: July]!
+
+Want to get newsletters in your inbox? https://quarkus.io/newsletter[Sign up for the newsletter] using the on page form.