Make rabbitmq_federation a no-op plugin

Author: dcorbacho

deps/rabbitmq_federation/CODE_OF_CONDUCT.md

@@ -1,25 +1,11 @@
 PROJECT = rabbitmq_federation
-PROJECT_DESCRIPTION = RabbitMQ Federation
-PROJECT_MOD = rabbit_federation_app
+PROJECT_DESCRIPTION = Deprecated no-op RabbitMQ Federation
 
-define PROJECT_ENV
-[
-	    {pgroup_name_cluster_id, false},
-	    {internal_exchange_check_interval, 90000}
-	  ]
-endef
+LOCAL_DEPS = rabbit
 
-define PROJECT_APP_EXTRA_KEYS
-	{broker_version_requirements, []}
-endef
+DEP_PLUGINS = rabbit_common/mk/rabbitmq-build.mk
 
-DEPS = rabbit_common rabbit amqp_client
-TEST_DEPS = rabbitmq_ct_helpers rabbitmq_ct_client_helpers
-
-PLT_APPS += rabbitmq_cli
-
-DEP_EARLY_PLUGINS = rabbit_common/mk/rabbitmq-early-plugin.mk
-DEP_PLUGINS = rabbit_common/mk/rabbitmq-plugin.mk
+.DEFAULT_GOAL = all
 
 include ../../rabbitmq-components.mk
 include ../../erlang.mk

deps/rabbitmq_federation/CONTRIBUTING.md

@@ -1,23 +1,6 @@
-## RabbitMQ Federation
+This no-op plugin exists only such that deployment tools can continue to enable and disable this plugin without erroring:
 
-RabbitMQ federation offers a group of features for loosely
-coupled and WAN-friendly distributed RabbitMQ setups. Note that
-this is not an alternative to queue mirroring.
-
-
-## Supported RabbitMQ Versions
-
-This plugin ships with RabbitMQ, there is no need to
-install it separately.
-
-
-## Documentation
-
-See [RabbitMQ federation plugin](https://www.rabbitmq.com/federation.html) on rabbitmq.com.
-
-
-## License and Copyright
-
-Released under [the same license as RabbitMQ](https://www.rabbitmq.com/mpl.html).
-
-2007-2015 (c) 2007-2024 Broadcom. The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. All rights reserved.
+```
+rabbitmq-plugins enable rabbitmq_federation
+rabbitmq-plugins disable rabbitmq_federation
+```