feat: add projection issue-26

[Tochemey]

#26 and #33

[codecov]

Codecov Report

Attention: 155 lines in your changes are missing coverage. Please review.

Comparison is base (0f633d9) 70.51% compared to head (899df73) 71.75%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #34      +/-   ##
==========================================
+ Coverage   70.51%   71.75%   +1.23%     
==========================================
  Files           8       12       +4     
  Lines         970     1494     +524     
==========================================
+ Hits          684     1072     +388     
- Misses        226      323      +97     
- Partials       60       99      +39     

Files	Coverage Δ
projection/recovery.go	100.00% <100.00%> (ø)
eventstore/postgres/postgres.go	56.29% <72.13%> (-3.52%)	⬇️
eventstore/postgres/row.go	66.66% <66.66%> (ø)
eventstore/memory/memory.go	73.28% <75.24%> (+2.92%)	⬆️
offsetstore/memory/memory.go	69.16% <69.16%> (ø)
projection/projection.go	75.00% <75.00%> (ø)

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.