Add some support for slack/mattermost compatible webhooks

3 jobs for master in 1 minute and 47 seconds
Status Job ID Name Coverage
  Syntax
passed #5587
syntax

00:00:56

 
  Linting
failed #5588
lint_ruby

00:00:31

failed #5589
lint_yaml

00:00:51

 
Name Stage Failure
failed
lint_yaml Linting
 * [new ref]         refs/pipelines/2044 -> refs/pipelines/2044
* [new branch] master -> origin/master
Checking out 8e015c5c as master...

Skipping Git submodules setup
$ gem install yamllint --no-ri --no-rdoc
ERROR: While executing gem ... (OptionParser::InvalidOption)
invalid option: --no-ri
ERROR: Job failed: exit code 1
failed
lint_ruby Linting
Fetching changes...
Reinitialized existing Git repository in /builds/coolfire/nanoapi/.git/
Checking out 8e015c5c as master...

Skipping Git submodules setup
$ gem install rubocop --no-ri --no-rdoc
ERROR: While executing gem ... (OptionParser::InvalidOption)
invalid option: --no-ri
ERROR: Job failed: exit code 1