Feat(Chore, Fix): Refractor, Half Baked Deletion + Admin Privilege

Refractor Codes into sub file/folders
Admin can remove users'/members mfa/2fa, unlink account from  oauth provider
Admin can  add/reset password
Different Email (OIDC + Manual)-Same Account; (Block Linking and authorize if available)

.env.example

@@ -46,3 +46,10 @@ SSH_CA_KEY_PATH=/path/to/ca-users
 # Or set the key content directly (takes priority over SSH_CA_KEY_PATH):
 # SSH_CA_PRIVATE_KEY=
 
+EMAIL_ENABLED=
+SMTP_HOST=
+SMTP_PORT=
+SMTP_USERNAME=
+SMTP_PASSWORD=
+FROM_ADDRESS=
+WEBAUTHN_ORIGIN=