Add image caching for playlist items

Move current_image caching to plugins

Remove redundant check

Add test for plugin cache

Skip puppeteer on GH actions

database/migrations/2025_05_10_182724_add_plugin_cache.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('plugins', function (Blueprint $table) {
+            $table->string('current_image')->nullable()->after('data_payload_updated_at');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('plugins', function (Blueprint $table) {
+            $table->dropColumn('current_image');
+        });
+    }
+};