feat(element): add ansible role

roles/element/README.md

@@ -0,0 +1,24 @@
+# `finallycoffee.matrix.element` ansible role
+
+## Deployment method
+
+Deploy the [element web-app](https://element.io/)
+using the following supported methods by setting `element_deployment_method` to it:
+
+- [`docker` (docs)](docs/docker.md) (default)
+
+Planned deployment methods:
+
+- `podman`
+- `tarball`
+- `nginx`
+- `apache2`
+
+## Configuration
+
+Configure your element web-app instance by setting `element_config` directly
+or use flattened config keys with the `element_config_` prefix.
+
+For all available keys see
+[the upstream configuration manual](https://github.com/element-hq/element-web/blob/develop/docs/config.md)
+or [the role defaults in `defaults/config.yml`](defaults/config.yml).