feat: auth client middleware

apps/server/src/modules/auth/auth.dto.ts

@@ -93,5 +93,25 @@ export const getMeDto = describeRoute({
 	},
 });
 
+const statusResponseSchema = type({
+	hasUsers: "boolean",
+});
+
+export const getStatusDto = describeRoute({
+	description: "Get authentication system status",
+	operationId: "getStatus",
+	tags: ["Auth"],
+	responses: {
+		200: {
+			description: "Authentication system status",
+			content: {
+				"application/json": {
+					schema: resolver(statusResponseSchema),
+				},
+			},
+		},
+	},
+});
+
 export type LoginBody = typeof loginBodySchema.infer;
 export type RegisterBody = typeof registerBodySchema.infer;