Beacon Node metrics

[BeroBurny]

Short description of work done

implement metrics tab on beacon node

PR Checklist

• I have run type check locally
• I have run linter locally
• I have run unit and integration tests locally
• Rebased to master branch / merged master

Changes

• implement beacon node metric tab
• improve line chart

[codecov]

Codecov Report

Merging #572 (9b2e5db) into develop (e29c8dd) will decrease coverage by 0.11%.
The diff coverage is 16.66%.

@@             Coverage Diff             @@
##           develop     #572      +/-   ##
===========================================
- Coverage    48.79%   48.68%   -0.12%     
===========================================
  Files          117      117              
  Lines         2080     2085       +5     
  Branches       225      225              
===========================================
  Hits          1015     1015              
- Misses        1036     1041       +5     
  Partials        29       29              

Flag	Coverage Δ
unit	48.68% <16.66%> (-0.12%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...vices/eth2/client/eth2ApiClient/cgEth2BeaconApi.ts	31.25% <ø> (ø)
...ervices/eth2/client/eth2ApiClient/cgEth2NodeApi.ts	8.33% <0.00%> (-2.78%)	⬇️
src/renderer/services/eth2/client/interface.ts	100.00% <ø> (ø)
...s/eth2/client/eth2ApiClient/cgEth2BeaconPoolApi.ts	18.75% <33.33%> (-2.68%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update e29c8dd...9b2e5db. Read the comment docs.