AssertJ for Prometheus metrics

<!-- https://jarcasting.com/artifacts/de.m3y.prometheus.assertj/assertj-prometheus/ -->
<dependency>
    <groupId>de.m3y.prometheus.assertj</groupId>
    <artifactId>assertj-prometheus</artifactId>
    <version>0.6</version>
</dependency>

// https://jarcasting.com/artifacts/de.m3y.prometheus.assertj/assertj-prometheus/
implementation 'de.m3y.prometheus.assertj:assertj-prometheus:0.6'

// https://jarcasting.com/artifacts/de.m3y.prometheus.assertj/assertj-prometheus/
implementation ("de.m3y.prometheus.assertj:assertj-prometheus:0.6")

'de.m3y.prometheus.assertj:assertj-prometheus:jar:0.6'

<dependency org="de.m3y.prometheus.assertj" name="assertj-prometheus" rev="0.6">
  <artifact name="assertj-prometheus" type="jar" />
</dependency>

@Grapes(
@Grab(group='de.m3y.prometheus.assertj', module='assertj-prometheus', version='0.6')
)

libraryDependencies += "de.m3y.prometheus.assertj" % "assertj-prometheus" % "0.6"

[de.m3y.prometheus.assertj/assertj-prometheus "0.6"]