saml

Describe the bug

Doing a faulty POST Request on Token endpoint /realms/{realm-name}/protocol/openid-connect/token
here without form data and missing Content-Type leads to NullPointerException and HTTP 500 API response {"error":"unknown_error"}

For sure this is an usage error, but in other error case keycloak gives back clear error indication:

• Form data given, but Content-Type is mi

Change the design of input fields as following:

border: 1px solid #f9f7f775;
background-color: #00000040;

this makes it better readable and visual recognisable.

The documentation in the repository is not always vanilla markdown and hence is not well rendered in every environment, e.g. GitHub itself.

What to do?

1. Find a document under docs/ or modules/*/docs/
2. See how it looks on GitHub in rendered output
3. Edit the document, improve the [Markdown formatting](https://docs.g

Hi

is there posibility to set key_file and cert_file content in configuration instead of path?
my application is runing inside docker, so this files are not stored on local filesystem,
but i can set it from outside via variable in os.environ
probably i could do some workaround, and save content into file temp file and set this file,
before saml2 config is parsed
but i am asking her