MAPG-199 fix issues found by PHPStan

src/Response/HtmlContent.php

@@ -23,6 +23,7 @@ class HtmlContent extends ContentBase
 
         require ROOT . '/cache/views/' . $this->view . '.php';
 
+        // @phpstan-ignore-next-line - SCRIPT_STARTED is defined in main.php
         echo '<!-- __debug__runtime: ' . round((hrtime(true) - SCRIPT_STARTED) / 1e+6, 1) . ' -->';
     }
 

src/Response/JsonContent.php

@@ -9,6 +9,7 @@ class JsonContent extends ContentBase
 
     public function render(): void
     {
+        // @phpstan-ignore-next-line - SCRIPT_STARTED is defined in main.php
         $this->data['__debug__runtime'] = round((hrtime(true) - SCRIPT_STARTED) / 1e+6, 1);
 
         echo json_encode($this->data);

src/Response/Redirect.php

@@ -16,7 +16,7 @@ class Redirect implements IRedirect
 
     public function getUrl(): string
     {
-        if (preg_match('/^http(s)?/', $this->target)) {
+        if (preg_match('/^http(s)?/', $this->target) === 1) {
             $link = $this->target;
         } else {
             $link = \Container::$request->getBase() . '/' . $this->target;