Adding render after hook (#16)

README.md

@@ -144,6 +144,29 @@ After declaration you can use it like:
 @endlogged
 ```
 
+### Hook
+
+For use cases such as HTML minification, there's a custom hook for manipulating rendered HTML output:
+
+```php
+# site/config/config.php
+
+# For this example, we are using 'voku/html-min'
+use voku\helper\HtmlMin;
+
+return [
+    # ...
+
+    'hooks' => [
+        'blade.render:after' => function (string $html): string {
+            return (new HtmlMin())->minify($html);
+        },
+    ],
+
+    # ...
+];
+```
+
 ## Credits
 - [Kirby Blade](https://github.com/afbora/kirby-blade) by [@afbora](https://github.com/afbora)
 - [Torch](https://github.com/mattstauffer/Torch) by [@mattstauffer](https://github.com/mattstauffer)

src/Template.php

@@ -34,10 +34,12 @@ public function render(array $data = []): string
             View::share('pages', $data['pages']);
             View::share('page', $data['page']);
 
-            return View::file($this->file(), $data)->render();
+            $html = View::file($this->file(), $data)->render();
+        } else {
+            $html = Tpl::load($this->file(), $data);
         }
 
-        return Tpl::load($this->file(), $data);
+        return App::instance()->apply('blade.render:after', compact('html'), 'html');
     }
 
     public function isBlade(): bool