v1.1.0: Alembic, pytest, домен и документация

- Миграции PostgreSQL через Alembic; DDL убран из lifespan приложения.
- Тесты: health, status, ingress Grafana; моки Vault/Grafana/Forgejo.
- Пакет onguard24/domain/ (сущности, шина событий), docs/DOMAIN.md.
- Обновлены README, CHANGELOG, ARCHITECTURE.

Made-with: Cursor

alembic/versions/001_initial_ingress_events.py

@@ -0,0 +1,40 @@
+"""initial ingress_events
+
+Revision ID: 001_initial
+Revises:
+Create Date: 2026-04-03
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+revision: str = "001_initial"
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.execute(
+        """
+        CREATE TABLE IF NOT EXISTS ingress_events (
+            id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+            source text NOT NULL,
+            received_at timestamptz NOT NULL DEFAULT now(),
+            body jsonb NOT NULL
+        );
+        """
+    )
+    op.execute(
+        """
+        CREATE INDEX IF NOT EXISTS ingress_events_received_at_idx
+        ON ingress_events (received_at DESC);
+        """
+    )
+
+
+def downgrade() -> None:
+    op.execute("DROP INDEX IF EXISTS ingress_events_received_at_idx;")
+    op.execute("DROP TABLE IF EXISTS ingress_events;")