Implemented custom CacheMiddleware

app/config/cache.php

@@ -96,4 +96,21 @@ return [
             $config->get('redis_port')
         );
     }),
+
+    /**
+     * HTTP cache values for controlling browser page cache durations.
+     *
+     * Possible values: An array of content types mapped to their cache duration
+     * in seconds
+     *
+     * Default value: [
+     *     'application/json' => '300',
+     *     'application/zip' => '300',
+     * ]
+     */
+    'http_cache' => [
+        'application/json' => '300',
+        'application/zip' => '300',
+    ],
+
 ];

app/config/container.php

@@ -23,6 +23,7 @@ return [
     /** Array of application middlewares */
     'middlewares' => function (ContainerInterface $container): array {
         return [
+            Middlewares\CacheMiddleware::class,
             Middlewares\ThemeMiddleware::class,
             Middlewares\WhoopsMiddleware::class,
         ];

app/src/Middlewares/CacheMiddleware.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Middlewares;
+
+use App\Config;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface as Request;
+use Psr\Http\Server\RequestHandlerInterface as RequestHandler;
+
+class CacheMiddleware
+{
+    /** @var Config The application configuration */
+    protected $config;
+
+    /** Create a new CacheMiddleware. */
+    public function __construct(Config $config)
+    {
+        $this->config = $config;
+    }
+
+    /** Invoke the CacheMiddleware class. */
+    public function __invoke(Request $request, RequestHandler $handler): ResponseInterface
+    {
+        $response = $handler->handle($request);
+
+        foreach ($this->config->get('http_cache') as $contentType => $age) {
+            if (in_array($contentType, $response->getHeader('Content-Type'))) {
+                return $response->withHeader('Cache-Control', sprintf('max-age=%d', $age));
+            }
+        }
+
+        return $response->withHeader('Cache-Control', 'max-age=0, must-revalidate');
+    }
+}