update

backend/board_inventory.py

@@ -1272,6 +1272,71 @@ async def _proc_dedup(ctx: GenContext, flow: Flow, cards):
     flow.wake.set()
 
 
+async def _attach_nachzuegler(ctx: GenContext, flow: Flow, rows: list[dict]) -> set[str]:
+    """Nachzügler-Atome (Supplement-/Lücken-Welle) zuerst an BESTEHENDE fertige Blöcke
+    anschließen: das Atom wird Sub des Blocks (Bottom-up-Persistenz) statt Zwergblock
+    mit einem Sub; die Board-2-Karte des Blocks geht zurück auf generate (Re-Anreicherung,
+    Resume-Hash ändert sich mit der Sub-Menge). Erstwelle hat keine done_block-Blöcke →
+    no-op. Ohne Zuordnung bleibt das Atom standalone (echtes neues Konzept).
+    → card_ids der angeschlossenen rows."""
+    topic = flow.topic
+    done = [c for c in await db.kanban_cards(topic, board=BOARD, kind="block", stage="done_block")
+            if c["payload"].get("mirrored_norm")]
+    if not done or not rows:
+        return set()
+    work_dir = flow.work_dir
+    h = _h(*[r["card_id"] for r in rows], "attach")
+    path = work_dir / f"gruppierung-attach-{h}.json"
+    ids = set(range(1, len(rows) + 1))
+    add = _completion_schema(_json_file(path), len(done), ids)
+    if add is None:
+        anchors = "\n".join(
+            f"UMBRELLA {k}: {c['payload'].get('title', '')} — {(c['payload'].get('description') or '')[:160]}"
+            for k, c in enumerate(done))
+        rest = "\n".join(f"{i}. {_t_text(r)}" for i, r in enumerate(rows, 1))
+        status, add = await run_single_slot(
+            ctx, "Gruppierung Anschluss", key=f"blocks-{topic}-gruppierung-attach-{h}",
+            prompt=_prompt("Blocks-Gruppierung-Completion", topic=topic, umbrellas=anchors,
+                           rest=rest, out_path=path),
+            role="judge", capabilities="files",
+            payload=lambda result, p=path: _completion_schema(_json_file(p), len(done), ids),
+            timeout=_timeout("research_mapping", len(rows)))
+        if status != OK or add is None:
+            return set()
+    attached: set[str] = set()
+    moves = []
+    for k, members in (add or []):
+        c = done[k]
+        bnorm = c["payload"]["mirrored_norm"]
+        btitle = c["payload"].get("title", "")
+        traf = False
+        for m in members:
+            if not (1 <= m <= len(rows)) or rows[m - 1]["card_id"] in attached:
+                continue
+            r = rows[m - 1]
+            sn = _norm_title(r["title"])
+            if not sn:
+                continue
+            await db.put_subblock(topic, bnorm, sn, btitle, r["title"], status="consensus")
+            r["payload"].update(reason="attach", merged_into=btitle)
+            await db.kanban_set_payload(topic, BOARD, r["card_id"], r["payload"])
+            moves.append((r["card_id"], "grouped"))
+            attached.add(r["card_id"])
+            ch = c["payload"].setdefault("children", [])
+            if r["title"] not in ch:
+                ch.append(r["title"])
+            traf = True
+        if traf:
+            await db.kanban_set_payload(topic, BOARD, c["card_id"], c["payload"])
+            b2 = await db.kanban_get_card(topic, "artefacts", bnorm)
+            if b2 and b2["stage"] != "generate":  # neuen Sub anreichern lassen
+                await db.kanban_advance(topic, "artefacts", bnorm, "generate")
+    if moves:
+        await db.kanban_advance_many(topic, BOARD, moves)
+        _log(topic, f"Gruppierung: {len(moves)} Nachzügler an bestehende Blöcke angeschlossen")
+    return attached
+
+
 def _themen_zielband(n: int) -> tuple[int, int]:
     """Weiches Prompt-Band der Themenzahl: k = GROUP_THEMES_PER_SQRT·√n, ±30 %, min 2.
     n ist die Item-Zahl der GROUPING-WELLE — die Supplement-Welle bekommt bewusst ein
@@ -1291,6 +1356,13 @@ async def _proc_grouping(ctx: GenContext, flow: Flow, cards):
              "title": c["payload"].get("title", ""),
              "description": c["payload"].get("description") or "",
              "title_norm": _norm_title(c["payload"].get("title", ""))} for c in cards]
+    # Nachzügler-Wellen: erst an bestehende fertige Blöcke anschließen (Sub statt Zwergblock)
+    attached = await _attach_nachzuegler(ctx, flow, rows)
+    if attached:
+        rows = [r for r in rows if r["card_id"] not in attached]
+        if not rows:
+            flow.wake.set()
+            return
     n = len(rows)
     if not (BLOCKS_GRUPPIERUNG_AKTIV and await _emb_ok(flow)) or n < 3:
         await db.kanban_advance_many(topic, BOARD, [(r["card_id"], "gap_check") for r in rows])