CFP: create an indexer to gateway

[strongjz]

InGate Feature Proposal

Thank you for taking time to make a feature proposal for InGate!

If you have usage questions, please start with the slack channel

What problem are you trying solve?
Create an index on gateway and class to speed up lookup

Please describe the problem

Please describe the feature

Include any specific requirements

Describe your proposed solution you have in mind

Follow up from @rikatz #99 (comment)

Please complete this section if you have ideas on how to implement the feature. We strongly recommend discussing your approach with InGate maintainers before spending lots of time on your work. We want to work with you to get your idea into InGate!