README updates

Author: michaelklishin

README.md

@@ -1,6 +1,6 @@
 # RabbitMQ HTTP API Client for Ruby
 
-This gem is a [RabbitMQ HTTP API](http://hg.rabbitmq.com/rabbitmq-management/raw-file/450b7ea22cfd/priv/www/api/index.html) client for Ruby. It supports
+This gem is a [RabbitMQ HTTP API]() client for Ruby. It supports
 
  * Getting cluster overview information
  * Getting cluster nodes status (# file descriptors used, RAM consumption and so on)
@@ -18,30 +18,44 @@ and will support more HTTP API features in the future
 
 ## Supported Ruby Versions
 
- * CRuby 2.5 through 3.x
+ * CRuby 2.7 through 3.x
  * JRuby 9K
 
 ## Supported RabbitMQ Versions
 
-All [supported RabbitMQ release series](https://www.rabbitmq.com/versions.html).
+This library targets [RabbitMQ release series covered by community support](https://www.rabbitmq.com/release-information).
 
-All versions require [RabbitMQ Management UI plugin](http://www.rabbitmq.com/management.html) to be installed and enabled.
+All versions require [RabbitMQ Management UI plugin](https://www.rabbitmq.com/docs/management/) to be installed and enabled.
 
 ## Installation
 
-Add this line to your application's Gemfile:
+Add this line to your application's Gemfile to
+use the latest version of this library:
 
 ``` ruby
+# Depends on Faraday 2.x
+gem 'rabbitmq_http_api_client', '>= 3.0.0'
+```
+
+If you **absolutely must** use Faraday 1.x, use the 2.x series:
+
+``` ruby
+# Depends on Faraday 1.x.
+# Consider using 3.0.0 and later versions.
 gem 'rabbitmq_http_api_client', '>= 2.2.0'
 ```
 
 And then execute:
 
-    bundle install
+``` shell
+bundle install
+```
 
-Or install it yourself as:
+Or install it manually with:
 
-    gem install rabbitmq_http_api_client
+``` shell
+gem install rabbitmq_http_api_client
+```
 
 ## Usage
 
@@ -349,8 +363,8 @@ ps = client.clear_permissions_of("/", "guest")
 Before running the test suites, run a script that will set up the local node:
 
 ``` shell
-export RUBY_RABBITMQ_HTTP_API_CLIENT_RABBITMQCTL="rabbitmqctl"
-export RUBY_RABBITMQ_HTTP_API_CLIENT_RABBITMQ_PLUGINS="rabbitmq-plugins"
+export RUBY_RABBITMQ_HTTP_API_CLIENT_RABBITMQCTL="/path/to/sbin/rabbitmqctl"
+export RUBY_RABBITMQ_HTTP_API_CLIENT_RABBITMQ_PLUGINS="/path/to/sbin/rabbitmq-plugins"
 
 ./bin/ci/before_build.sh
 ```
@@ -365,10 +379,6 @@ bundle exec rspec -cfd spec
 The test suite assumes that RabbitMQ is running locally with stock settings
 and rabbitmq-management plugin enabled.
 
-## Continuous Integration
-
-[![Build Status](https://travis-ci.org/ruby-amqp/rabbitmq_http_api_client.svg?branch=master)](https://travis-ci.org/ruby-amqp/rabbitmq_http_api_client)
-
 
 ## Contributing
 
@@ -381,6 +391,6 @@ and rabbitmq-management plugin enabled.
 
 ## License & Copyright
 
-Double-licensed under the MIT and Mozilla Public License (same as RabbitMQ).
+Double-licensed under the MIT and the Mozilla Public License 2.0 ([same as RabbitMQ](https://github.com/rabbitmq/rabbitmq-server/blob/main/LICENSE)).
 
-(c) Michael S. Klishin, 2012-2020.
+(c) Michael S. Klishin, 2012-2024.