first commit

app/Core/container.php

@@ -0,0 +1,17 @@
+<?php
+namespace Blog\Core;
+
+class Container {
+  private array $instances = [];
+
+  public function set(string $key, callable $factory): void {
+    $this->instances[$key] = $factory;
+  }
+
+  public function get(string $key): mixed {
+    if(!isset($this->instances[$key])) {
+      throw new Exception("No instance found for {$key}");
+    }
+    return $this->instances[$key]($this);
+  }
+}