CREATE TABLE "security_audit_events" (
  "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
  "user_id" uuid REFERENCES "users"("id"),
  "event" text NOT NULL,
  "ip_address" text,
  "user_agent" text,
  "metadata" jsonb DEFAULT '{}'::jsonb NOT NULL,
  "created_at" timestamp with time zone DEFAULT now() NOT NULL
);
CREATE INDEX "security_audit_events_user_id_index" ON "security_audit_events" ("user_id");
CREATE INDEX "security_audit_events_event_created_at_index" ON "security_audit_events" ("event", "created_at");