[APP] Runkeeper

**Name of app / service**
Runkeeper
https://runkeeper.com/

**Link to developer documentation**
It used to be: https://runkeeper.com/developer/healthgraph

Notes on outreach:
Contact form at their support page, copied integrations@pd
Likely they are not onboarding, see:
[RunKeeper - Health Graph API documentation](https://stackoverflow.com/questions/62769836/runkeeper-health-graph-api-documentation)

> Runkeeper only allows their current partners to access the Health Graph API. I asked Runkeeper about accessing the API and this is the reply I got:
>
> - Runkeeper: Thank you for your email -- we're happy to clarify. Our team made the decision to stop accepting new registrations for our Health Graph API ...