Document plugins

[huseyinbabal]

Overview

Write documentation that describes how to implement a source or executor plugin.

Acceptance Criteria

• Document plugin management for the end-user
  • State that the only the plugins from our repo are safe (recommended)
• Update configuration for "default" sources and executors
• Prepare documentation for adding new plugins to Botkube
  • It should contain how to verify plugin functionality in PR checks
  • Boilerplate template for plugin development. Please refer here for an example
  • Once needed, provide a mocking mechanism to write tests for specific plugin
  • You can see the filters docs: https://docs.botkube.io/usage/filters/development
  • You can use echo executor etc.
  • Rules about accepting plugins to our repo

Reason

#844

Related:

#925

[mszostok]

• The Botkube architecture doc: https://docs.botkube.io/next/architecture/
• The Helm plugin docs are here:
  • https://docs.botkube.io/next/usage/executor/helm/
  • https://docs.botkube.io/next/configuration/executor/helm/
• Plugins loggers: https://docs.botkube.io/next/plugin/debug