fix(gate): actionable recovery for mid-promotion failures; truthful solved-index copy; fast-follow notes

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

harness/.pi/extensions/tht-gate.js

@@ -1076,13 +1076,13 @@ export default function (pi) {
 					ctx,
 					["memory", "save-one", "--session", session,
 						"--decision", String(c.decision_seq), "--json"],
-					"",
+					`Recupero manuale (umano): tht memory save-one --session ${session} --decision ${c.decision_seq}. Finora salvate: ${saved}.`,
 				);
 				if (err) return err;
 				const e2 = relayIfThtFails(ctx, decisionAddArgs(session, {
 					type: "memory_promoted", subject: c.subject,
 					detail: `seq:${c.decision_seq}`, rationale: c.rationale || c.detail || "",
-				}), "");
+				}), `Memoria salvata nel vectordb ma decisione memory_promoted NON registrata: recupero manuale (umano) con tht decision add --session ${session} --type memory_promoted --subject "${c.subject}" --detail seq:${c.decision_seq}.`);
 				if (e2) return e2;
 				saved++;
 			}

harness/tht/cli/memory_cmd.py

@@ -456,8 +456,8 @@ def index_solved_session(cfg, session_id: str) -> int:
 
     if not has_vector_write_rest(cfg):
         raise RuntimeError(
-            "vector_write_rest assente: la coppia domanda->SQL si indicizza con la "
-            "writer key (workstation) o dal server"
+            "vector_write_rest assente: la coppia domanda->SQL si indicizza solo con la "
+            "writer key configurata nel workspace yaml"
         )
     manifest = load_session_or_exit(cfg, session_id)
     record = build_solved_record(