Sync documentation of main branch

Author: actions-user

_data/versioned/main/index/quarkus.yaml

@@ -218,6 +218,26 @@ types:
     id: native-reference
     type: reference
     url: /guides/native-reference
+  - title: Observability in Quarkus
+    filename: observability.adoc
+    summary: This guide explains how your Quarkus application can utilize OpenTelemetry to provide observability for interactive web applications.
+    categories: observability
+    topics:
+    - observability
+    - opentelemetry
+    - micrometer
+    - jfr
+    - logging
+    - metrics
+    - tracing
+    - monitoring
+    - devservice
+    extensions:
+    - io.quarkus:quarkus-opentelemetry
+    - io.quarkus:quarkus-micrometer
+    - io.quarkus:quarkus-jfr
+    type: reference
+    url: /guides/observability
   - title: OpenID Connect (OIDC) and OAuth2 client and filters
     filename: security-openid-connect-client-reference.adoc
     summary: "You can use Quarkus extensions for OpenID Connect and OAuth 2.0 access token management, focusing on acquiring, refreshing, and propagating tokens."
@@ -740,6 +760,7 @@ types:
     url: /guides/security-openid-connect-multitenancy
   - title: Writing a Dev Service
     filename: extension-writing-dev-service.adoc
+    summary: Learn how to develop a Dev Service for your extension in order to replace an external service in development mode.
     categories: writing-extensions
     topics:
     - extensions