Comply with RuboCop

Author: davue

lib/workhorse/poller.rb

@@ -15,7 +15,7 @@ class Poller
 
     # @return [Workhorse::Worker] The worker this poller serves
     attr_reader :worker
-    
+
     # @return [Arel::Table] The jobs table for query building
     attr_reader :table
 

lib/workhorse/pool.rb

@@ -10,7 +10,7 @@ module Workhorse
   class Pool
     # @return [Mutex] Synchronization mutex for thread safety
     attr_reader :mutex
-    
+
     # @return [Concurrent::AtomicFixnum] Thread-safe counter of active threads
     attr_reader :active_threads
 

lib/workhorse/worker.rb

@@ -24,22 +24,22 @@ class Worker
 
     # @return [Array<Symbol>] The queues this worker processes
     attr_reader :queues
-    
+
     # @return [Symbol] Current worker state (:initialized, :running, :shutdown)
     attr_reader :state
-    
+
     # @return [Integer] Number of threads in the worker pool
     attr_reader :pool_size
-    
+
     # @return [Integer] Polling interval in seconds
     attr_reader :polling_interval
-    
+
     # @return [Mutex] Synchronization mutex for thread safety
     attr_reader :mutex
-    
+
     # @return [Logger, nil] Optional logger instance
     attr_reader :logger
-    
+
     # @return [Workhorse::Poller] The poller instance
     attr_reader :poller