an archetype flow can be customized for one agent

frontend/packages/swarm-ui/test/flow-draft.test.mjs

@@ -6,6 +6,7 @@ import {
   blankNode,
   DEFAULT_LIMITS,
   depthOf,
+  disabledOnSave,
   duplicateFlow,
   heightBelow,
   isDirty,
@@ -428,6 +429,55 @@ test("seedFlow copies an archetype flow by its key, sending to its one member",
   assert.ok(recipients(members).every((to) => to === "members"));
 });
 
+test("seedFlow customizes an archetype flow for one agent, and the save adds that agent's switch-off", () => {
+  const members = {
+    ...flow(),
+    id: "new-issues",
+    name: "New issues",
+    nodes: flow().nodes.map((n) =>
+      n.kind === "todo" ? { ...n, to: "members" } : n,
+    ),
+  };
+  const key = "archetype:triage/new-issues";
+  const view = {
+    revision: 1,
+    disabled_builtins: ["closed"],
+    builtins: [],
+    flows: [],
+    archetype_flows: [
+      { archetype: "triage", key, flow: members, members: ["alice", "bob"] },
+    ],
+  };
+  const todos = (f) => f.nodes.filter((n) => n.kind === "todo");
+  const mine = seedFlow(view, key, "bob");
+  assert.equal(mine.id, NEW_FLOW_ID);
+  assert.equal(mine.name, "New issues (bob)");
+  assert.ok(todos(mine).length > 0, "control: it has a todo");
+  assert.ok(todos(mine).every((n) => n.to.agent === "bob"));
+  // Without an agent, two members leave the recipient empty for the save to refuse.
+  assert.ok(todos(seedFlow(view, key)).every((n) => n.to.agent === ""));
+  // The save adds the one agent's key, sorted in, once; plain drafts add none.
+  assert.deepEqual(disabledOnSave(["closed"], key, "bob"), [
+    "archetype:triage/new-issues@bob",
+    "closed",
+  ]);
+  assert.deepEqual(
+    disabledOnSave(["archetype:triage/new-issues@bob"], key, "bob"),
+    ["archetype:triage/new-issues@bob"],
+  );
+  assert.deepEqual(disabledOnSave(["closed"], key, null), ["closed"]);
+  assert.deepEqual(disabledOnSave(["closed"], null, "bob"), ["closed"]);
+  const sent = JSON.parse(
+    saveRequest(
+      view,
+      [savedAs(view, mine)],
+      disabledOnSave(view.disabled_builtins, key, "bob"),
+    ).body,
+  );
+  assert.deepEqual(sent.disabled_builtins, [key + "@bob", "closed"]);
+  assert.equal(sent.flows[0].id, "new-issues-bob");
+});
+
 test("savedAs takes the id from the name, clear of every saved id", () => {
   const view = {
     revision: 1,