Make BaseModule methods dynamic

src/Module/Notifications/Introductions.php

@@ -55,7 +55,7 @@ class Introductions extends BaseNotifications
 		];
 	}
 
-	public static function content()
+	public function content(): string
 	{
 		Nav::setSelected('introductions');
 

src/Module/Notifications/Notification.php

@@ -42,7 +42,7 @@ class Notification extends BaseModule
 	 * @throws \ImagickException
 	 * @throws \Exception
 	 */
-	public static function post()
+	public function post()
 	{
 		if (!local_user()) {
 			throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
@@ -73,7 +73,7 @@ class Notification extends BaseModule
 	 *
 	 * @throws HTTPException\UnauthorizedException
 	 */
-	public static function rawContent()
+	public function rawContent()
 	{
 		if (!local_user()) {
 			throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
@@ -101,7 +101,7 @@ class Notification extends BaseModule
 	 * @throws HTTPException\InternalServerErrorException
 	 * @throws \Exception
 	 */
-	public static function content(): string
+	public function content(): string
 	{
 		if (!local_user()) {
 			notice(DI::l10n()->t('You must be logged in to show this page.'));

src/Module/Notifications/Notifications.php

@@ -82,7 +82,7 @@ class Notifications extends BaseNotifications
 		];
 	}
 
-	public static function content()
+	public function content(): string
 	{
 		Nav::setSelected('notifications');