feat: add Micrometer Prometheus registry and configure metrics endpoint permissions

Author: noraeb

app/pom.xml

@@ -80,6 +80,10 @@ SPDX-License-Identifier: Apache-2.0
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-smallrye-health</artifactId>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-micrometer-registry-prometheus</artifactId>
+        </dependency>
 
         <dependency>
             <groupId>io.quarkus</groupId>

app/src/main/resources/application.properties

@@ -42,6 +42,9 @@ quarkus.http.auth.permission.deny-default.policy=deny
 quarkus.http.auth.permission.allow-quarkus-services.paths=/compas-scl-data-service/q/health/live,/compas-scl-data-service/q/health/ready,/compas-scl-data-service/q/openapi
 quarkus.http.auth.permission.allow-quarkus-services.policy=permit
 
+quarkus.http.auth.permission.metrics.paths=/compas-scl-data-service/q/metrics
+quarkus.http.auth.permission.metrics.policy=authenticated
+
 quarkus.http.auth.permission.common.paths=/compas-scl-data-service/common/v1/*
 quarkus.http.auth.permission.common.policy=authenticated