Add key based genericConfig

.gitignore

@@ -1 +1,2 @@
 vendor/
+app/config.php

app/config.example.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace App;
+
+use Ardent\Undercurrent\Config\GenericConfig;
+
+return new GenericConfig([
+    'key' => 'value',
+]);

src/Config/AppConfig.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace Ardent\Undercurrent;
+namespace Ardent\Undercurrent\Config;
 
 class AppConfig
 {

src/Config/GenericConfig.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Ardent\Undercurrent\Config;
+
+class GenericConfig
+{
+    public function __construct(
+        private readonly array $config,
+    )
+    {
+    }
+
+    public function get(string $key): mixed
+    {
+        return $this->config[$key];
+    }
+}

src/Container/GenericContainer.php

@@ -2,7 +2,6 @@
 
 namespace Ardent\Undercurrent\Container;
 
-use Ardent\Undercurrent\Http\RouteConfig;
 use Ardent\Undercurrent\Logger\LogContainer;
 use Ardent\Undercurrent\Logger\LoggerInterface;
 use Exception;
@@ -41,6 +40,10 @@ class GenericContainer implements ContainerInterface
 
     public function alias(string $alias, string $className): self
     {
+        if (isset($this->aliases[$alias])) {
+            throw new Exception(sprintf('Class %s already defined', $className));
+        }
+
         $this->aliases[$alias] = $className;
 
         return $this;

src/Http/GenericRouter.php

@@ -2,7 +2,7 @@
 
 namespace Ardent\Undercurrent\Http;
 
-use Ardent\Undercurrent\AppConfig;
+use Ardent\Undercurrent\Config\AppConfig;
 use Ardent\Undercurrent\Container\ContainerInterface;
 use Ardent\Undercurrent\Logger\LoggerInterface;
 use Ardent\Undercurrent\View\ViewHelper;

src/Kernel/BaseKernel.php

@@ -2,7 +2,8 @@
 
 namespace Ardent\Undercurrent\Kernel;
 
-use Ardent\Undercurrent\AppConfig;
+use Ardent\Undercurrent\Config\AppConfig;
+use Ardent\Undercurrent\Config\GenericConfig;
 use Ardent\Undercurrent\Container\ContainerInterface;
 use Ardent\Undercurrent\Container\GenericContainer;
 use Ardent\Undercurrent\Http\GenericRequest;
@@ -15,7 +16,6 @@ use Ardent\Undercurrent\Http\StatusEnum;
 use Ardent\Undercurrent\Logger\LogContainer;
 use Ardent\Undercurrent\Logger\LoggerInterface;
 use Ardent\Undercurrent\View\ViewHelper;
-use Ardent\Undercurrent\View\ViewInterface;
 
 class BaseKernel
 {
@@ -40,7 +40,12 @@ class BaseKernel
             ->add(ViewHelper::class)
             ->add(LogContainer::class);
 
+        // App related dependencies
         $this->dependencies($container);
+        $configPath = $this->rootDirectory . '/config.php';
+        if (file_exists($configPath)) {
+            $container->add(GenericConfig::class, fn() => include $configPath);
+        }
 
         $this->render($container);
     }

src/View/BaseView.php

@@ -2,7 +2,7 @@
 
 namespace Ardent\Undercurrent\View;
 
-use Ardent\Undercurrent\AppConfig;
+use Ardent\Undercurrent\Config\AppConfig;
 
 class BaseView implements ViewInterface
 {

src/View/ViewInterface.php

@@ -2,8 +2,7 @@
 
 namespace Ardent\Undercurrent\View;
 
-use Ardent\Undercurrent\AppConfig;
-use Ardent\Undercurrent\Http\ResponseInterface;
+use Ardent\Undercurrent\Config\AppConfig;
 
 interface ViewInterface
 {