Merge branch '7.4' into 8.0

* 7.4:
  make project_dir configurable

Author: nicolas-grekas

CHANGELOG.md

@@ -9,6 +9,7 @@ CHANGELOG
  * Add automatic detection of FrankenPHP worker mode in `SymfonyRuntime`
  * Expose the runtime class in `$_SERVER['APP_RUNTIME']`
  * Expose the runtime options in `$_SERVER['APP_RUNTIME_OPTIONS']`
+ * Make `project_dir` configurable in `composer.json`
 
 6.4
 ---

Internal/ComposerPlugin.php

@@ -74,7 +74,7 @@ public function updateAutoloadFile(): void
             }
         }
 
-        $projectDir = $fs->makePathRelative($projectDir, $vendorDir);
+        $projectDir = $fs->makePathRelative(realpath($projectDir.'/'.($extra['project_dir'] ?? '')), $vendorDir);
         $nestingLevel = 0;
 
         while (str_starts_with($projectDir, '../')) {
@@ -91,7 +91,7 @@ public function updateAutoloadFile(): void
 
         $runtimeClass = $extra['class'] ?? SymfonyRuntime::class;
 
-        unset($extra['class'], $extra['autoload_template']);
+        unset($extra['class'], $extra['autoload_template'], $extra['project_dir']);
 
         $code = strtr(file_get_contents($autoloadTemplate), [
             '%project_dir%' => $projectDir,