feat: add OpenTelemetry instrumentation

[ernado]

No description provided.

[codecov]

Codecov Report

Merging #41 (bb7966c) into main (a97366b) will decrease coverage by 0.09%.
The diff coverage is 77.19%.

@@            Coverage Diff             @@
##             main      #41      +/-   ##
==========================================
- Coverage   83.98%   83.88%   -0.10%     
==========================================
  Files         111      113       +2     
  Lines        4657     4766     +109     
==========================================
+ Hits         3911     3998      +87     
- Misses        567      588      +21     
- Partials      179      180       +1     

Impacted Files	Coverage Δ
query.go	64.88% <58.62%> (-0.52%)	⬇️
otelch/keys.go	75.00% <75.00%> (ø)
client.go	73.38% <87.87%> (+3.42%)	⬆️
handshake.go	61.53% <100.00%> (+2.63%)	⬆️
internal/version/version.go	96.87% <100.00%> (+0.20%)	⬆️
otelch/version.go	100.00% <100.00%> (ø)

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