feat(*.php): refactor, clean up and abstract dynamic page code

api/Classes/MovieFetcher.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Classes;
+
+class MovieFetcher extends PageFetcher
+{
+  public function fetch(string $url): ?array
+  {
+    $cacheKey = "movie_" . md5($url);
+    $cached = $this->cacheGet($cacheKey);
+    if ($cached) return $cached;
+
+    $movie = $this->fetchSingleFromApi("optimized_movies", $url);
+    if (!$movie) return null;
+
+    $this->cacheSet($cacheKey, $movie);
+    return $movie;
+  }
+}