Add missing documentation

Author: Riimu

src/ApplicationProvider.php

@@ -128,9 +128,9 @@ public function getHttpClient(): HttpClient
     }
 
     /**
-     * Returns the Http factory for the purpose of filling the standard.
+     * Returns the standard Request factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return RequestFactoryInterface
+     * @return RequestFactoryInterface The standard Request factory
      */
     public function getRequestFactory(ContainerInterface $container): RequestFactoryInterface
     {
@@ -140,43 +140,47 @@ public function getRequestFactory(ContainerInterface $container): RequestFactory
     /**
      * Returns the standard Response Factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return ResponseFactoryInterface
+     * @return ResponseFactoryInterface The standard Response Factory
      */
     public function getResponseFactory(ContainerInterface $container): ResponseFactoryInterface
     {
         return $container->get(HttpFactoryInterface::class);
     }
 
     /**
+     * Returns the standard ServerRequest Factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return ServerRequestFactoryInterface
+     * @return ServerRequestFactoryInterface The standard ServerRequest Factory
      */
     public function getServerRequestFactory(ContainerInterface $container): ServerRequestFactoryInterface
     {
         return $container->get(HttpFactoryInterface::class);
     }
 
     /**
+     * Returns the standard Stream Factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return StreamFactoryInterface
+     * @return StreamFactoryInterface The standard Stream Factory
      */
     public function getStreamFactory(ContainerInterface $container): StreamFactoryInterface
     {
         return $container->get(HttpFactoryInterface::class);
     }
 
     /**
+     * Returns the standard UploadedFile Factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return UploadedFileFactoryInterface
+     * @return UploadedFileFactoryInterface The standard UploadedFile Factory
      */
     public function getUploadedFileFactory(ContainerInterface $container): UploadedFileFactoryInterface
     {
         return $container->get(HttpFactoryInterface::class);
     }
 
     /**
+     * Returns the standard Uri Factory.
      * @param ContainerInterface $container The container used to resolve dependencies
-     * @return UriFactoryInterface
+     * @return UriFactoryInterface The standard Uri Factory
      */
     public function getUriFactory(ContainerInterface $container): UriFactoryInterface
     {