# Reference This section contains technical details and information about the `content-cache-k8s` charm. ## Charm usage The following pages provide more information about the charm’s features, including actions, configurations, and integrations. * [Actions](https://canonical.com/juju/docs/content-cache-k8s-charm/latest/reference/actions/index.html.md) * [Configurations](https://canonical.com/juju/docs/content-cache-k8s-charm/latest/reference/configurations/index.html.md) * [Relation endpoints](https://canonical.com/juju/docs/content-cache-k8s-charm/latest/reference/integrations/index.html.md) ## Architecture and deployments The following page provides more details about the charm architecture and a high-level deployment with any required dependencies. * [Charm architecture](https://canonical.com/juju/docs/content-cache-k8s-charm/latest/reference/charm-architecture/index.html.md) ## Advanced topics The following page provides advanced-level topic on connecting to an external backend. * [External access](https://canonical.com/juju/docs/content-cache-k8s-charm/latest/reference/external-access/index.html.md)