Implemented job queue table and the gubbins around it

src/Database/Migrations/v100/QueuedJobsTable.php

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+<?php
+
+/*
+ * AVSDev UF Worker (https://avsdev.uk)
+ *
+ * @link      https://git.avsdev.uk/avsdev/sprinkle-worker
+ * @license   https://git.avsdev.uk/avsdev/sprinkle-worker/blob/master/LICENSE.md (LGPL-3.0 License)
+ */
+
+namespace UserFrosting\Sprinkle\Worker\Database\Migrations\v100;
+
+use Illuminate\Database\Schema\Blueprint;
+use UserFrosting\Sprinkle\Core\Database\Migration;
+
+/**
+ * Queued Jobs table migration
+ * Version 1.0.0.
+ *
+ * @author Craig Williams (https://avsdev.uk)
+ */
+class QueuedJobsTable extends Migration
+{
+    /**
+     * {@inheritdoc}
+     */
+    public static $dependencies = [
+    ];
+
+    /**
+     * {@inheritdoc}
+     */
+    public function up()
+    {
+        if (!$this->schema->hasTable('queued_jobs')) {
+            $this->schema->create('queued_jobs', function (Blueprint $table) {
+                $table->increments('id');
+                $table->string('job');
+                $table->json('params')->default('[]');
+                $table->boolean('flag_started')->default(false);
+                $table->boolean('flag_completed')->default(false);
+                $table->boolean('flag_failed')->default(false);
+                $table->timestamp('started_at')->nullable();
+                $table->timestamp('completed_at')->nullable();
+                $table->timestamps();
+
+                $table->engine = 'InnoDB';
+                $table->collation = 'utf8_unicode_ci';
+                $table->charset = 'utf8';
+            });
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function down()
+    {
+        $this->schema->drop('queued_jobs');
+    }
+}

src/Database/Models/QueuedJob.php

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+<?php
+
+/*
+ * AVSDev UF Worker (https://avsdev.uk)
+ *
+ * @link      https://git.avsdev.uk/avsdev/sprinkle-worker
+ * @license   https://git.avsdev.uk/avsdev/sprinkle-worker/blob/master/LICENSE.md (LGPL-3.0 License)
+ */
+
+namespace UserFrosting\Sprinkle\Worker\Database\Models;
+
+use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Database\Capsule\Manager as DB;
+use UserFrosting\Sprinkle\Core\Database\Models\Model;
+
+/**
+ * Queued Job class
+ *
+ * @author Craig Williams (https://avsdev.uk)
+ */
+class QueuedJob extends Model
+{
+    /**
+     * @var string The name of the table for the current model.
+     */
+    protected $table = 'queued_jobs';
+
+    /**
+     * Fields that should be mass-assignable when creating a new Organisation.
+     *
+     * @var string[]
+     */
+    protected $fillable = [
+        'job',
+        'params',
+    ];
+
+    /**
+     * The attributes that should be mutated to dates.
+     *
+     * @var string[]
+     */
+    protected $dates = [
+        'created_at',
+        'updated_at',
+        'started_at',
+        'completed_at',
+    ];
+
+    /**
+     * @var bool Enable timestamps for this class.
+     */
+    public $timestamps = true;
+
+
+    /**
+     * Dequeues the current model as a job object
+     */
+    public function dequeue()
+    {
+        $jobClass = $this->job;
+        $params = json_decode($this->params, true);
+
+        $job = new $jobClass();
+        $job->setParams($params);
+        return $job;
+    }
+}