document runtime modules

CHANGELOG.md

@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+### Added
+- extended runtime module support, see config cheatsheet
+
 ### Fixed
 - Updated mastoFE path, for the newer version
 
@@ -18,7 +21,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   - `/api/v1/notifications/dismiss`
   - `/api/v1/search`
   - `/api/v1/statuses/{id}/card` 
-- LDAP authenticator
+- LDAP authenticator (use the akkoma-contrib-authenticator-ldap runtime module)
 - Chats, they were half-baked. Just use PMs.
 - Prometheus, it causes massive slowdown
 

docs/docs/configuration/cheatsheet.md

@@ -1012,7 +1012,22 @@ config :pleroma, Pleroma.Formatter,
 
 ## Custom Runtime Modules (`:modules`)
 
-* `runtime_dir`: A path to custom Elixir modules (such as MRF policies).
+* `runtime_dir`: A path to custom Elixir modules, such as MRF policies or
+ custom authenticators. These modules will be loaded on boot, and can be
+ contained in subdirectories. It is advised to use version-controlled
+ subdirectories to make management of them a bit easier. Note that only
+ files with the extension `.ex` will be loaded.
+
+```elixir
+config :pleroma, :modules, runtime_dir: "instance/modules"
+```
+
+### Adding a module
+
+```bash
+cd instance/modules/
+git clone <MY MODULE>
+```
 
 ## :configurable_from_database