🔒 fix: Provider Validation for Social, OpenID, SAML, and LDAP Logins (#8999)

* fix: social login provider crossover

* feat: Enhance OpenID login handling and add tests for provider validation

* refactor: authentication error handling to use ErrorTypes.AUTH_FAILED enum

* refactor: update authentication error handling in LDAP and SAML strategies to use ErrorTypes.AUTH_FAILED enum

* ci: Add validation for login with existing email and different provider in SAML strategy

chore: Add logging for existing users with different providers in LDAP, SAML, and Social Login strategies

packages/api/src/middleware/index.ts

@@ -1 +1,2 @@
 export * from './access';
+export * from './error';