fix(ui): сбрасывать снимок при изменении параметров speed-пробы

packages/contracts/src/uptime-speed.ts

@@ -56,3 +56,15 @@ export const speedTestCommandSchema = z.object({
   durationSec: speedPositiveInteger.pipe(z.number().min(3).max(2147483647)).default(10),
 }).refine(row => row.srcServerId !== row.dstServerId, "Источник и назначение должны отличаться")
 export type SpeedTestCommand = z.infer<typeof speedTestCommandSchema>
+
+export type SpeedMeasurementParameters = {
+  srcServerId: string | number; dstServerId: string | number; srcInterface?: string; dstInterface?: string;
+  protocol: "tcp" | "udp"; direction: "both" | "transmit" | "receive"; durationSec: string | number
+}
+/** Compare validated configuration across HTTP read/write forms; enable/order are not measurement parameters. */
+export function sameSpeedMeasurement(a: SpeedMeasurementParameters, b: SpeedMeasurementParameters): boolean {
+  return String(a.srcServerId) === String(b.srcServerId) && String(a.dstServerId) === String(b.dstServerId)
+    && (a.srcInterface ?? "").trim() === (b.srcInterface ?? "").trim()
+    && (a.dstInterface ?? "").trim() === (b.dstInterface ?? "").trim()
+    && a.protocol === b.protocol && a.direction === b.direction && Number(a.durationSec) === Number(b.durationSec)
+}