feat: Add issues endpoint

Classes/Endpoint/Issues.php

@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Avency\Gitea\Endpoint;
+
+use Avency\Gitea\Client;
+use Avency\Gitea\Endpoint\Issues\CommentsTrait;
+use Avency\Gitea\Endpoint\Issues\IssuesTrait;
+use Avency\Gitea\Endpoint\Issues\IssueTrait;
+use Avency\Gitea\Endpoint\Issues\LabelsTrait;
+use Avency\Gitea\Endpoint\Issues\MilestonesTrait;
+use Avency\Gitea\Endpoint\Issues\ReactionsTrait;
+use Avency\Gitea\Endpoint\Issues\StopwatchTrait;
+use Avency\Gitea\Endpoint\Issues\SubscriptionsTrait;
+use Avency\Gitea\Endpoint\Issues\TimesTrait;
+
+/**
+ * Issues endpoint
+ */
+class Issues extends AbstractEndpoint implements EndpointInterface
+{
+    use CommentsTrait;
+    use IssueTrait;
+    use IssuesTrait;
+    use LabelsTrait;
+    use MilestonesTrait;
+    use ReactionsTrait;
+    use StopwatchTrait;
+    use SubscriptionsTrait;
+    use TimesTrait;
+
+    const BASE_URI = '/repos';
+
+    /**
+     * @var Client
+     */
+    protected $client;
+
+    /**
+     * @param Client $client
+     */
+    public function __construct(Client $client)
+    {
+        $this->client = $client;
+    }
+}