fix: clarify memory selection semantics

harness/.pi/extensions/gate/__tests__/gate_memory_selection.test.js

@@ -0,0 +1,18 @@
+const test = require("node:test");
+const assert = require("node:assert");
+const { memorySelectionWidgetProps } = require("../../tht-gate.js");
+
+test("F2 preseleziona solo le memory raccomandate e parla di applicazione", () => {
+  assert.deepEqual(
+    memorySelectionWidgetProps([
+      { id: "recommended", label: "Memory A", recommended: true },
+      { id: "optional", label: "Memory B" },
+    ]),
+    {
+      title: "Seleziona le memory da applicare alla domanda",
+      selected: ["recommended"],
+      selectionLabel: "memory da applicare",
+      confirmLabel: "Applica le memory selezionate",
+    },
+  );
+});

harness/.pi/extensions/gate/__tests__/gate_provided_session.test.js

@@ -7,6 +7,13 @@ const { createFakePi } = require("./fake_pi_runtime.js");
 const installGate = require("../../tht-gate.js").default ?? require("../../tht-gate.js");
 
 test("con THT_SESSION il kickoff usa l'id fornito e NON crea la sessione", async () => {
+  const tmp = fs.mkdtempSync(path.join(os.tmpdir(), "tht-gate-no-pack-"));
+  const bin = path.join(tmp, "bin");
+  fs.mkdirSync(bin);
+  const tht = path.join(bin, "tht");
+  fs.writeFileSync(tht, "#!/bin/sh\nexit 1\n", { mode: 0o755 });
+  const oldPath = process.env.PATH;
+  process.env.PATH = bin + ":" + oldPath;
   process.env.THT_SESSION = "2026-06-27-100000-test";
   try {
     const { pi, ctx } = createFakePi();
@@ -19,13 +26,15 @@ test("con THT_SESSION il kickoff usa l'id fornito e NON crea la sessione", async
     assert.doesNotMatch(text, /tht session new/);
     assert.match(text, /retrieval pack non era ancora disponibile/i);
     assert.match(text, /tht search pack/);
-    assert.doesNotMatch(text, /<retrieval-pack>/);
+    assert.doesNotMatch(text, /<retrieval-pack>\s*# Retrieval pack/);
     assert.match(text, /<tht-sessione-skill>/);
     assert.match(text, /# Thoth session workflow \(phases 1-8\)/);
     assert.match(text, /non esplorare il repository/i);
     assert.doesNotMatch(text, /Carica la skill leggendo/);
   } finally {
+    process.env.PATH = oldPath;
     delete process.env.THT_SESSION;
+    fs.rmSync(tmp, { recursive: true, force: true });
   }
 });