fix: prefer ipv4 when resolving ssh host names (#1365)

plugins/ssh-terminal/tests/backend/ssh-dns.test.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it, vi } from "vitest";
+import {
+  pickSshAddress,
+  resolveHostForSshConnect,
+} from "../../src/backend/helpers.js";
+
+describe("resolveHostForSshConnect", () => {
+  it("prefers IPv4 over IPv6", async () => {
+    const lookup = vi.fn().mockResolvedValue([
+      { address: "fe80::1", family: 6 },
+      { address: "192.168.1.20", family: 4 },
+    ]);
+    const result = await resolveHostForSshConnect("nas", lookup);
+    expect(result.host).toBe("192.168.1.20");
+  });
+
+  it("keeps an IPv6-only answer", () => {
+    expect(pickSshAddress({ address: "2001:db8::5", family: 6 })).toBe(
+      "2001:db8::5",
+    );
+  });
+});