Auth token contract cleanup

[Bccorb]

Also swapped to changeset and automated releases

[codecov-commenter]

Codecov Report

❌ Patch coverage is 70.80000% with 73 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
src/services/apiResponseSerializers.ts	60.00%	9 Missing and 13 partials ⚠️
src/controllers/webauthn.ts	39.13%	14 Missing ⚠️
src/controllers/authentication.ts	71.05%	9 Missing and 2 partials ⚠️
src/services/sessionService.ts	71.42%	1 Missing and 5 partials ⚠️
src/controllers/otp.ts	75.00%	5 Missing ⚠️
src/middleware/rateLimit.ts	81.81%	0 Missing and 4 partials ⚠️
src/controllers/admin.ts	77.77%	1 Missing and 1 partial ⚠️
src/controllers/user.ts	80.00%	0 Missing and 2 partials ⚠️
src/models/authEvents.ts	0.00%	2 Missing ⚠️
src/services/messagingService.ts	60.00%	2 Missing ⚠️
... and 3 more

📢 Thoughts on this report? Let us know!