message: Link fixing
diff: @@ -116,7 +116,7 @@ as advertised.
  If you want to read more about the database configuration, here's some helpful
  links:
  -- [Configuring Plugin Databases](../tutorials/configuring-plugin-databases#privileges)
  +- [Configuring Plugin Databases](../tutorials/configuring-plugin-databases.md#privileges)
  - [Read more about Knex](http://knexjs.org/), which is the library we use for
  the database backend
  @@ -128,7 +128,7 @@ Backstage, feel free to follow
  For this tutorial we choose to use GitHub, a free service most of you might be
  familiar with. For other options, see
  -[the auth provider documentation](../auth/github/provider#create-an-oauth-app-on-github).
  +[the auth provider documentation](../auth/github/provider.md#create-an-oauth-app-on-github).
  Go to
  [https://github.com/settings/applications/new](https://github.com/settings/applications/new)
  @@ -195,8 +195,8 @@ To learn more about Authentication in Backstage, there's the following docs you
  could read:
  - [Adding Authentication](../auth/)
  -- [Adding a new Authentication Provider](../auth/add-auth-provider)
  -- [Using authentication and identity](../auth/using-auth)
  +- [Adding a new Authentication Provider](../auth/add-auth-provider.md)
  +- [Using authentication and identity](../auth/using-auth.md)
  - [Using organizational data from GitHub](../integrations/github/org.md)
  ### Setting up a GitHub Integration
  @@ -236,7 +236,7 @@ That's settled. This information will be leveraged by other plugins.
  Some helpful links, for if you want to learn more about:
  - [Other available integrations](../integrations/)
  -- [Using GitHub Apps instead of a Personal Access Token](../plugins/github-apps#docsNav)
  +- [Using GitHub Apps instead of a Personal Access Token](../plugins/github-apps.md#docsNav)
  ### Explore what we've done so far
  