Nip42 multi account auth

[nogringo]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 70.00000% with 15 lines in your changes missing coverage. Please review.
✅ Project coverage is 71.55%. Comparing base (75228ab) to head (f41f378).
⚠️ Report is 42 commits behind head on master.

Files with missing lines	Patch %	Lines
...s/ndk/lib/domain_layer/usecases/relay_manager.dart	80.00%	7 Missing ⚠️
...b/domain_layer/usecases/jit_engine/jit_engine.dart	20.00%	4 Missing ⚠️
...k/lib/domain_layer/usecases/relay_sets_engine.dart	60.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #357      +/-   ##
==========================================
- Coverage   71.68%   71.55%   -0.13%     
==========================================
  Files         142      142              
  Lines        5301     5341      +40     
==========================================
+ Hits         3800     3822      +22     
- Misses       1501     1519      +18     

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

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[1-leo]

why is this needed? Is this for multi account where you want to be logged in as A but want to do just one post as B?

[1-leo]

• naming (connection with accouts usecase and authenticateAs)

[frnandu]

Can you give a bit more explaination in docs, which practical usecases for using multi accounts auth on a request/subscription.