Many changes.

src/TamerLib/Enums/JobStatus.php

@@ -4,20 +4,27 @@
 
     final class JobStatus
     {
+        /**
+         * The Job is waiting to be picked up by a worker.
+         * Processing Mode
+         */
         public const WAITING = 10;
+
+        /**
+         * The Job is currently being processed by a worker.
+         * Processing Mode
+         */
         public const PROCESSING = 20;
+
+        /**
+         * The Job has been finished by a worker.
+         * Finished Mode
+         */
         public const FINISHED = 30;
+
+        /**
+         * The Job has failed to be processed by a worker.
+         * Finished Mode
+         */
         public const FAILED = 40;
-        public const REJECTED = 50;
-
-        public const PROCESSING_STATES = [
-            self::WAITING,
-            self::PROCESSING,
-            self::REJECTED // This is a special case, as the job gets pushed back into the queue for reprocessing.
-        ];
-
-        public const FINISHED_STATES = [
-            self::FINISHED,
-            self::FAILED,
-        ];
     }

src/TamerLib/Enums/TamerMode.php

@@ -8,6 +8,8 @@
 
         public const WORKER = 'worker';
 
+        public const NONE = 'none';
+
         public const ALL = [
             self::CLIENT,
             self::WORKER