Redoc don't work on yaml files

[agutierrezrodriguez]

Detailed description

Bug: Redoc tab doesn't appear in a swagger yaml file

Context

Why is this change important to you? How would you use it?
Because I cant see the changes in a yaml spec file.

How can it benefit other users?
This affects to all users with a yaml swagger specification.

Your environment

Include as many relevant details about the environment you experienced the bug in and how to reproduce it.

• Version used (e.g. Oracle Java 11.0, IntelliJ IDEA 2019.1): PyCharm 2019.3.3
• Operating system and version (e.g. Ubuntu 16.04, Windows 7): Manjaro Gnome

[agutierrezrodriguez]

The problem seems that my specification is 3.0.2 instead of 3.0.0.

Please upgrade openapi header to 3.0.1 and 3.0.2 too.

[andrew-demb]

I think you can send PR with changes to this file

intellij-redoc/src/main/java/com/phpinnacle/redoc/RedocApplication.java

Line 40 in 08d1030

openApiFields.put("openapi", "3.0.0");