Initial release of the oVirt/RHV Engine API simulator.

Stateful FastAPI lab with contract packs, Compose/Helm, Docker Hub release
targets, and Pulumi coverage across all Engine series (GET/POST/PUT/DELETE/HEAD).

app/ovirt/deps.py

@@ -0,0 +1,22 @@
+"""FastAPI dependencies for oVirt routes."""
+
+from __future__ import annotations
+
+from fastapi import Request
+
+from app.db.pool import AsyncpgDatabase
+from app.ovirt.auth import AuthContext, resolve_request_auth
+from app.ovirt.errors import OVirtError
+
+
+def get_db(request: Request) -> AsyncpgDatabase:
+    db = getattr(request.app.state, "database", None)
+    if db is None:
+        raise OVirtError("ServiceUnavailable", "Database not ready", status_code=503)
+    return db  # type: ignore[return-value]
+
+
+async def require_auth(request: Request) -> AuthContext:
+    db = get_db(request)
+    async with db.pool.acquire() as conn:
+        return await resolve_request_auth(conn, dict(request.headers))