fix(network-map): подписать unbound-пути парой серверов

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/format-service-path-label.test.ts

@@ -0,0 +1,62 @@
+import assert from "node:assert/strict"
+import {
+  formatServicePathLabel,
+  formatServicePathTitle,
+  isUnboundServicePath,
+} from "./format-service-path-label.ts"
+
+const bound = {
+  clientId: "u1",
+  clientName: "D",
+  viaId: "7",
+  viaName: "nsk-gw01",
+  enId: "9",
+  enName: "arn-gw01",
+  serviceId: "svc:cdn",
+}
+
+const jhEn = {
+  clientId: "—",
+  clientName: "—",
+  viaId: "7",
+  viaName: "msk-gw01",
+  enId: "9",
+  enName: "arn-gw01",
+  serviceId: "svc:cdn",
+}
+
+const enOnly = {
+  clientId: "—",
+  clientName: "—",
+  viaId: "9",
+  viaName: "arn-gw01",
+  enId: "9",
+  enName: "arn-gw01",
+  serviceId: "svc:cdn",
+}
+
+assert.equal(isUnboundServicePath(jhEn), true)
+assert.equal(isUnboundServicePath(bound), false)
+
+assert.equal(
+  formatServicePathLabel(jhEn, "via", { viaName: "msk-gw01.rtnt.top", enName: "arn-gw01.rtnt.top" }),
+  "msk-gw01.rtnt.top → arn-gw01.rtnt.top",
+)
+assert.equal(formatServicePathLabel(enOnly, "via"), "arn-gw01 · без привязки")
+assert.equal(formatServicePathLabel(enOnly, "service"), "arn-gw01 · без привязки")
+
+assert.equal(
+  formatServicePathLabel(bound, "via", { viaSite: "NSK" }),
+  "D · NSK",
+)
+assert.equal(
+  formatServicePathLabel(bound, "service", { serviceLabel: "CDN" }),
+  "D · CDN",
+)
+
+assert.equal(
+  formatServicePathTitle("msk-gw01 → arn-gw01", "CDN"),
+  "msk-gw01 → arn-gw01 · CDN",
+)
+
+console.log("format-service-path-label.test.ts: ok")