Keep empty answers in the final individual outputs.

copienator/annotation_modifications.py

@@ -155,7 +155,7 @@ def output_removals(directory: Path) -> tuple[str, ...]:
     info = read_json(directory / "info.json") if (directory / "info.json").exists() else {}
     return ("Concat.jpg", "Concat_F.jpg", "Concat_F.pdf", "touched.json", "answer_labels.json",
             *(f"{label}.jpg" for label, entry in info.items()
-              if entry.get("not_empty") and Path(label).name == label))
+              if Path(label).name == label))
 
 
 def rebuild(root: Path, mode: str, directory: Path, staging: Path, meta: dict,
@@ -169,7 +169,15 @@ def rebuild(root: Path, mode: str, directory: Path, staging: Path, meta: dict,
 
     headers, bodies, changed = edited_bodies(directory, meta, instructions)
     info = deepcopy(meta["info"])
-    filtered = set(meta["filtered"]) | changed
+    for label, entry in info.items():
+        # Retained empty scans are images, not evidence of a non-empty answer.
+        entry["not_empty"] = label in bodies and (entry["not_empty"] or label in changed)
+        if label in changed:
+            entry["present"] = label in bodies
+        entry["score"] = scores.get(label, entry["score"])
+    filtered = (set(meta["filtered"]) | changed) & {
+        label for label, entry in info.items() if entry["not_empty"]
+    }
     all_labels = utils.read_all_labels(root)
     images, groups = [], []
     seen_contexts = set()
@@ -187,15 +195,13 @@ def rebuild(root: Path, mode: str, directory: Path, staging: Path, meta: dict,
                                         fill="black", font_size=30)
         image = stack([header, body])
         image.save(staging / f"{label}.jpg")
-        images.append(image)
+        if info[label]["not_empty"]:
+            images.append(image)
         if label in filtered:
             extras = get_extra_pdfs_as_images(root, label, annotating, all_labels,
                                             seen_contexts=seen_contexts) if mode == "BGnot" else []
             groups.append([*extras, image])
     for label, entry in info.items():
-        entry["not_empty"] = label in bodies
-        if label in changed and label in bodies:
-            entry["present"] = True
         entry["touched"] = mode == "BGnot" and label in bodies and label in filtered
         entry["score"] = scores.get(label, entry["score"])
     atomic_write_json(staging / "info.json", info)