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<b>Deprecated</b>:  Kirby\Cms\App::bakeRoots(): Implicitly marking parameter $roots as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>288</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::bakeUrls(): Implicitly marking parameter $urls as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>300</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::call(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>334</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::call(): Implicitly marking parameter $method as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>334</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::instance(): Implicitly marking parameter $instance as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>699</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::kirbytags(): Implicitly marking parameter $text as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>855</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::kirbytext(): Implicitly marking parameter $text as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>875</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::language(): Implicitly marking parameter $code as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>894</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::languageCode(): Implicitly marking parameter $languageCode as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>912</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::markdown(): Implicitly marking parameter $text as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>955</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::markdown(): Implicitly marking parameter $options as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>955</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::render(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1183</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::render(): Implicitly marking parameter $method as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1183</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::setLanguages(): Implicitly marking parameter $languages as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1444</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::setPath(): Implicitly marking parameter $path as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1465</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::setRequest(): Implicitly marking parameter $request as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1476</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::setRoles(): Implicitly marking parameter $roles as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1490</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::setSite(): Implicitly marking parameter $site as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1504</b><br />
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<b>Deprecated</b>:  Kirby\Cms\App::smartypants(): Implicitly marking parameter $text as nullable is deprecated, the explicit nullable type must be used instead in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>1531</b><br />
rray $validators): array
	{
		return $this->extensions['validators'] = V::$validators = array_merge(V::$validators, $validators);
	}

	/**
	 * Returns a given extension by type and name
	 *
	 * @internal
	 * @param string $type i.e. `'hooks'`
	 * @param string $name i.e. `'page.delete:before'`
	 */
	public function extension(
		string $type,
		string $name,
		mixed $fallback = null
	): mixed {
		return $this->extensions($type)[$name] ?? $fallback;
	}

	/**
	 * Returns the extensions registry
	 *
	 * @internal
	 */
	public function extensions(string $type = null): array
	{
		if ($type === null) {
			return $this->extensions;
		}

		return $this->extensions[$type] ?? [];
	}

	/**
	 * Load extensions from site folders.
	 * This is only used for models for now, but
	 * could be extended later
	 */
	protected function extensionsFromFolders(): void
	{
		$models = [];

		foreach (glob($this->root('models') . '/*.php') as $model) {
			$name  = F::name($model);
			$class = str_replace(['.', '-', '_'], '', $name) . 'Page';

			// load the model class
			F::loadOnce($model, allowOutput: false);

			if (class_exists($class) === true) {
				$models[$name] = $class;
			}
		}

		$this->extendPageModels($models);
	}

	/**
	 * Register extensions that could be located in
	 * the options array. I.e. hooks and routes can be
	 * setup from the config.
	 */
	protected function extensionsFromOptions(): void
	{
		// register routes and hooks from options
		$this->extend([
			'api'    => $this->options['api']    ?? [],
			'routes' => $this->options['routes'] ?? [],
			'hooks'  => $this->options['hooks']  ?? []
		]);
	}

	/**
	 * Apply all plugin extensions
	 */
	protected function extensionsFromPlugins(): void
	{
		// register all their extensions
		foreach ($this->plugins() as $plugin) {
			$extends = $plugin->extends();

			if (empty($extends) === false) {
				$this->extend($extends, $plugin);
			}
		}
	}

	/**
	 * Apply all passed extensions
	 */
	protected function extensionsFromProps(array $props): void
	{
		$this->extend($props);
	}

	/**
	 * Apply all default extensions
	 */
	protected function extensionsFromSystem(): void
	{
		// Always start with fresh fields and sections
		// from the core and add plugins on top of that
		FormField::$types = [];
		Section::$types   = [];

		// mixins
		FormField::$mixins = $this->core->fieldMixins();
		Section::$mixins   = $this->core->sectionMixins();

		// aliases
		KirbyTag::$aliases = $this->core->kirbyTagAliases();
		Field::$aliases    = $this->core->fieldMethodAliases();

		// blueprint presets
		PageBlueprint::$presets = $this->core->blueprintPresets();

		$this->extendAuthChallenges($this->core->authChallenges());
		$this->extendCacheTypes($this->core->cacheTypes());
		$this->extendComponents($this->core->components());
		$this->extendBlueprints($this->core->blueprints());
		$this->extendFieldMethods($this->core->fieldMethods());
		$this->extendFields($this->core->fields());
		$this->extendSections($this->core->sections());
		$this->extendSnippets($this->core->snippets());
		$this->extendTags($this->core->kirbyTags());
		$this->extendTemplates($this->core->templates());
	}

	/**
	 * Checks if a native component was extended
	 * @since 3.7.0
	 */
	public function isNativeComponent(string $component): bool
	{
		return $this->component($component) === $this->nativeComponent($component);
	}

	/**
	 * Returns the native implementation
	 * of a core component
	 */
	public function nativeComponent(string $component): Closure|false
	{
		return $this->core->components()[$component] ?? false;
	}

	/**
	 * Kirby plugin factory and getter
	 *
	 * @param array|null $extends If null is passed it will be used as getter. Otherwise as factory.
	 * @throws \Kirby\Exception\DuplicateException
	 */
	public static function plugin(
		string $name,
		array $extends = null,
		array $info = [],
		string|null $root = null,
		string|null $version = null
	): PLugin|null {
		if ($extends === null) {
			return static::$plugins[$name] ?? null;
		}

		$plugin = new Plugin(
			name:    $name,
			extends: $extends,
			info:    $info,
			// TODO: Remove fallback to $extends in v7
			root:    $root ?? $extends['root'] ?? dirname(debug_backtrace()[0]['file']),
			version: $version
		);

		$name = $plugin->name();

		if (isset(static::$plugins[$name]) === true) {
			throw new DuplicateException('The plugin "' . $name . '" has already been registered');
		}

		return static::$plugins[$name] = $plugin;
	}

	/**
	 * Loads and returns all plugins in the site/plugins directory
	 * Loading only happens on the first call.
	 *
	 * @internal
	 * @param array|null $plugins Can be used to overwrite the plugins registry
	 */
	public function plugins(array $plugins = null): array
	{
		// overwrite the existing plugins registry
		if ($plugins !== null) {
			$this->pluginsAreLoaded = true;
			return static::$plugins = $plugins;
		}

		// don't load plugins twice
		if ($this->pluginsAreLoaded === true) {
			return static::$plugins;
		}

		// load all plugins from site/plugins
		$this->pluginsLoader();

		// mark plugins as loaded to stop doing it twice
		$this->pluginsAreLoaded = true;
		return static::$plugins;
	}

	/**
	 * Loads all plugins from site/plugins
	 *
	 * @return array Array of loaded directories
	 */
	protected function pluginsLoader(): array
	{
		$root   = $this->root('plugins');
		$loaded = [];

		foreach (Dir::read($root) as $dirname) {
			if (in_array(substr($dirname, 0, 1), ['.', '_']) === true) {
				continue;
			}

			$dir = $root . '/' . $dirname;

			if (is_dir($dir) !== true) {
				continue;
			}

			$entry  = $dir . '/index.php';
			$script = $dir . '/index.js';
			$styles = $dir . '/index.css';

			if (is_file($entry) === true) {
				F::loadOnce($entry, allowOutput: false);
			} elseif (is_file($script) === true || is_file($styles) === true) {
				// if no PHP file is present but an index.js or index.css,
				// register as anonymous plugin (without actual extensions)
				// to be picked up by the Panel\Document class when
				// rendering the Panel view
				static::plugin(
					name: 'plugins/' . $dirname,
					extends: [],
					root: $dir
				);
			} else {
				continue;
			}

			$loaded[] = $dir;
		}

		return $loaded;
	}
}
<br />
<b>Fatal error</b>:  Trait &quot;Kirby\Cms\AppPlugins&quot; not found in <b>/home/theatredsv/dev/kirby/src/Cms/App.php</b> on line <b>51</b><br />