feat/custom_buckets

[MarkJoyMa]

rest server, zrpc client\server support custom settings Prometheus ReqDurBuckets

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 97.56098% with 2 lines in your changes missing coverage. Please review.

Project coverage is 95.11%. Comparing base (8690859) to head (e61f784). Report is 128 commits behind head on master.

Files	Patch %	Lines
zrpc/server.go	83.33%	1 Missing and 1 partial :warning:

Additional details and impacted files

Files	Coverage Δ
rest/engine.go	100.00% <100.00%> (ø)
rest/handler/prometheushandler.go	100.00% <100.00%> (ø)
rest/server.go	97.45% <100.00%> (+0.92%)	:arrow_up:
zrpc/client.go	95.34% <ø> (+1.11%)	:arrow_up:
zrpc/internal/client.go	100.00% <100.00%> (ø)
...ternal/clientinterceptors/prometheusinterceptor.go	100.00% <100.00%> (ø)
...ternal/serverinterceptors/prometheusinterceptor.go	100.00% <100.00%> (ø)
zrpc/server.go	88.63% <83.33%> (+3.82%)	:arrow_up:

... and 250 files with indirect coverage changes

[sunshujie1990]

Any progress? I am waiting for this feature. @MarkJoyMa @kevwan