Add services needed for sessions and end-user authentication

[acelaya]

Closes #8

[codecov]

Codecov Report

Attention: Patch coverage is 81.42077% with 34 lines in your changes are missing coverage. Please review.

Project coverage is 65.90%. Comparing base (8d4071e) to head (05dc13e).
Report is 4 commits behind head on main.

Files	Patch %	Lines
app/root.tsx	0.00%	14 Missing and 1 partial ⚠️
app/auth/auth.server.ts	85.71%	0 Missing and 5 partials ⚠️
app/routes/login.tsx	91.93%	0 Missing and 5 partials ⚠️
app/users/UsersService.server.ts	77.27%	0 Missing and 5 partials ⚠️
app/auth/passwords.server.ts	66.66%	0 Missing and 2 partials ⚠️
app/auth/session.server.ts	95.23%	0 Missing and 1 partial ⚠️
app/routes/server.$serverId.$.tsx	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #40      +/-   ##
==========================================
+ Coverage   61.28%   65.90%   +4.61%     
==========================================
  Files          15       21       +6     
  Lines         607      786     +179     
  Branches       60       79      +19     
==========================================
+ Hits          372      518     +146     
- Misses        175      189      +14     
- Partials       60       79      +19     

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