[Deliverable] Local Metrics Dashboard

[chair28980]

Summary

A pre-defined Grafana dashboard that can be deployed locally to visual Waku and status metrics generated by a local, or same lan, status application (desktop).

Tasks

• Initial commit status-metrics#1
• improve readme instructions status-metrics#3
• Add reliability panels status-metrics#5
• chore: arrange panels into different category status-metrics#4

[plopezlpz]

@adklempner was working on this:

try it locally using this build of status-desktop status-im/status-app#17126 and following instructions for running Prometheus/Grafana here: https://github.com/waku-org/status-metrics

@kaichaosun FYI