Merge pull request #3600 from londoncalling/fix-broken-links-PR-23492

fixes broken links in 3 Compose docs files due to topic re-org in PR#…

Merging to address broken links. One more to go in (DTR).

docs/django.md

@@ -29,7 +29,7 @@ and a `docker-compose.yml` file.
     The Dockerfile defines an application's image content via one or more build
     commands that configure that image. Once built, you can run the image in a
     container.  For more information on `Dockerfiles`, see the [Docker user
-    guide](/engine/userguide/containers/dockerimages.md#building-an-image-from-a-dockerfile)
+    guide](/engine/tutorials/dockerimages.md#building-an-image-from-a-dockerfile)
     and the [Dockerfile reference](/engine/reference/builder.md).
 
 3. Add the following content to the `Dockerfile`.

docs/gettingstarted.md

@@ -77,7 +77,7 @@ dependencies the Python application requires, including Python itself.
   * Install the Python dependencies.
   * Set the default command for the container to `python app.py`
 
-  For more information on how to write Dockerfiles, see the [Docker user guide](/engine/userguide/containers/dockerimages.md#building-an-image-from-a-dockerfile) and the [Dockerfile reference](/engine/reference/builder.md).
+  For more information on how to write Dockerfiles, see the [Docker user guide](/engine/tutorials/dockerimages.md#building-an-image-from-a-dockerfile) and the [Dockerfile reference](/engine/reference/builder.md).
 
 2. Build the image.
 

docs/rails.md

@@ -32,7 +32,7 @@ Dockerfile consists of:
 
 That'll put your application code inside an image that will build a container
 with Ruby, Bundler and all your dependencies inside it. For more information on
-how to write Dockerfiles, see the [Docker user guide](/engine/userguide/containers/dockerimages.md#building-an-image-from-a-dockerfile) and the [Dockerfile reference](/engine/reference/builder.md).
+how to write Dockerfiles, see the [Docker user guide](/engine/tutorials/dockerimages.md#building-an-image-from-a-dockerfile) and the [Dockerfile reference](/engine/reference/builder.md).
 
 Next, create a bootstrap `Gemfile` which just loads Rails. It'll be overwritten in a moment by `rails new`.