Klemen

You can do 1. and I will see if I have time for 2.. If not, I will let you know soon and you can make PR for 2. as...

> EDIT: Because I was lazy enough to not provide translation for procedure block text... 🤦‍♂️ It happens XD

It works, but tests do not run on it (no test case and file is generated for your plugin procedure block), meaning tests still do not work right.. I wanted...

Try setting breakpoint or printing when your block is tested and it does not seem to generate

> Apparently this means the following blocks (all without args0) are invalid? Do these blocks need to test for inputs, fields, and statements? The answer is no, so args0 is...

> Why not optimal? I access args0 multiple times. Not really a true performance problem, though

> I think I should wrap the whole inputs/fields loops part with an if that checks if the block has any arguments (so in case not found, we go straight...

There seems to be a merge conflict

Look of  should match more existing selectors, like this one:  Also default text field width is too much, as it stretches block editor Visual page, for example

> What do you mean "it doesn't look the same"? Also isn't it better if the text field takes the whole place, so people don't have to scroll the text?...