docs(profile): обновление профиля и описание экосистемы

Accept audience_mode when creating OAuth clients via API.

Show fallback scopes on OAuth consent when descriptions are empty.

Mount OIDC secrets read-write for worker so entrypoint chown can succeed.

Tolerate read-only secrets mount in entrypoint and document nginx vs prod overlays.

Add setup migration for InstanceConfig.public_url field change.

Add organization integrations for partner apps like DexMail.

Initial DexMail scaffold: Django control plane wired for DexID.

Add WebAuthn security keys as device-bound MFA.

Release 4.3.43: OAuth вход через Dex.ID и советы дня на логине

Fail SMTP delivery fast instead of hanging until a 504.