docs: v2

[aljo242]

Prepare docs for the v2 release.

Additionally, updates our goreleaser and installer to install connect

[codecov]

Codecov Report

Attention: Patch coverage is 67.96875% with 41 lines in your changes missing coverage. Please review.

Project coverage is 55.56%. Comparing base (a190187) to head (956ccb7).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
service/metrics/metrics.go	50.00%	6 Missing ⚠️
x/oracle/keeper/keeper.go	80.00%	5 Missing ⚠️
abci/strategies/aggregator/vote_aggregator.go	55.55%	3 Missing and 1 partial ⚠️
abci/strategies/currencypair/hash.go	50.00%	3 Missing ⚠️
x/marketmap/types/codec.go	0.00%	3 Missing ⚠️
x/oracle/types/errors.go	0.00%	3 Missing ⚠️
abci/preblock/oracle/preblock.go	50.00%	2 Missing ⚠️
abci/strategies/currencypair/default.go	66.66%	2 Missing ⚠️
pkg/math/voteweighted/voteweighted.go	66.66%	2 Missing ⚠️
x/oracle/keeper/grpc_query.go	33.33%	2 Missing ⚠️
... and 8 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #750      +/-   ##
==========================================
+ Coverage   55.54%   55.56%   +0.01%     
==========================================
  Files         208      208              
  Lines       11615    11615              
==========================================
+ Hits         6452     6454       +2     
+ Misses       4560     4558       -2     
  Partials      603      603              

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[technicallyty]

LGTM, need a new release for install script to work tho, latest binaries are still slinky prefixed