feat: add contract statistic

[rabbitz]

No description provided.

[codecov-commenter]

Codecov Report

Patch coverage: 63.03% and project coverage change: +0.58% 🎉

Comparison is base (bb447e4) 66.37% compared to head (88b9a32) 66.96%.
Report is 65 commits behind head on develop.

❗ Current head 88b9a32 differs from pull request most recent head fc723cc. Consider uploading reports for the commit fc723cc to get more accurate results

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1456      +/-   ##
===========================================
+ Coverage    66.37%   66.96%   +0.58%     
===========================================
  Files          275      282       +7     
  Lines         7397     7610     +213     
===========================================
+ Hits          4910     5096     +186     
- Misses        2487     2514      +27     

Files Changed	Coverage Δ
...trollers/api/v1/address_transactions_controller.rb	95.55% <ø> (-0.10%)	⬇️
app/controllers/api/v1/blocks_controller.rb	95.34% <ø> (-0.11%)	⬇️
app/models/cell_input.rb	61.36% <ø> (ø)
app/models/dao_event.rb	52.17% <ø> (ø)
app/models/deployed_cell.rb	56.57% <ø> (ø)
app/models/epoch_statistic.rb	100.00% <ø> (ø)
app/models/lock_script.rb	90.62% <ø> (ø)
app/models/token_item.rb	81.81% <ø> (ø)
app/models/type_script.rb	70.37% <ø> (ø)
app/services/charts/daily_statistic_generator.rb	96.55% <0.00%> (-3.45%)	⬇️
... and 32 more

... and 1 file with indirect coverage changes

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