Allow null for color, and do not add if if is null.

[risingfish]

What feature do you want to see added?

We don't use the color option, and in fact it is not used at all if blocks are used, or if there are attachments. We have a mixture of simple message, and some complex blocks, and it's distracting seeing the default dim gray bar on some messages and not others. Allow color: null (or something else along those lines) when using a simple message without blocks, and don't set the color property for the message in those cases.

Here's an example of the inconsistency between block messages and non-block messages:

Upstream changes

No response

Are you interested in contributing this feature?

No response

[timja]

Adding sendAsText: true might achieve the same thing?

[risingfish]

Adding sendAsText: true might achieve the same thing?

I assume that will disable markdown? We're using that in a few places as well.