fix(integrations): не считать CNAME hostname за IP при sync

JOIN dns_record клал content CNAME в target_ips и блокировал разворот до origin IP / service IPs.

Co-authored-by: Cursor <[email protected]>

apps/api/test/vps-tracker-sync.test.ts

@@ -108,4 +108,42 @@ describe("resolveBindingIpsForSync", () => {
     const ips = await resolveBindingIpsForSync(cname, ["198.51.100.7"], index);
     expect(ips).toEqual(["198.51.100.7"]);
   });
+
+  it("does not treat CNAME hostname in target_ips as an IP", async () => {
+    const target = binding({
+      id: 1,
+      hostname: "ihome",
+      zone_name: "rkns.top",
+      target_ips: ["203.0.113.10"],
+    });
+    const cname = binding({
+      id: 2,
+      hostname: "imsk",
+      zone_name: "rkns.top",
+      cname_target: "ihome.rkns.top",
+      // как в прод: JOIN dns_record кладёт CNAME content в target_ip → target_ips
+      target_ips: ["ihome.rkns.top"],
+    });
+    const index = {
+      byFqdn: new Map([
+        ["ihome.rkns.top", target],
+        ["imsk.rkns.top", cname],
+      ]),
+    };
+    const ips = await resolveBindingIpsForSync(cname, [], index);
+    expect(ips).toEqual(["203.0.113.10"]);
+  });
+
+  it("prefers service IPs over empty CNAME resolution chain", async () => {
+    const cname = binding({
+      id: 2,
+      hostname: "mhome",
+      zone_name: "rkns.top",
+      cname_target: "macloud.rkns.top",
+      target_ips: ["macloud.rkns.top"],
+    });
+    const index = { byFqdn: new Map([["mhome.rkns.top", cname]]) };
+    const ips = await resolveBindingIpsForSync(cname, ["203.0.113.55"], index);
+    expect(ips).toEqual(["203.0.113.55"]);
+  });
 });