ned to provide a flexible framework to support an open-ended set of infrastructure backends.</p><p>Handlers provide configuration data for individual adapters, templates determine exactly what kind of data different adapters want to consume at runtime, instances let operators prepare this data, rules direct the data to one or more handlers.</p><p>You can learn more about Mixer&rsquo;s overall architecture <a href=https://istio.io/v1.6/docs/reference/config/policy-and-telemetry/mixer-overview/>here</a>, and 