hot-fix 0.4.3

- fix Не появляется пустая странициа перед названием таблицы
- fix Не появляется пустая страница перед альбомной ориентацией
- fix При отказе от изменений создаётся новый файл
- fix Замена "..." на «...» больше не затрагивает uml и mermaid блоки

tests/test_landscape.py

@@ -156,6 +156,86 @@ def test_landscape_places_figure_inside_landscape_section(tmp_path, monkeypatch)
     assert image_section == 1
 
 
+W_NS = "{http://schemas.openxmlformats.org/wordprocessingml/2006/main}"
+
+
+def _is_break_paragraph(el) -> bool:
+    """Empty paragraph that is a page break and/or hosts a section break."""
+    if el.tag != f"{W_NS}p":
+        return False
+    texts = [t.text or "" for t in el.findall(f".//{W_NS}t")]
+    if any(t.strip() for t in texts):
+        return False
+    pPr = el.find(f"{W_NS}pPr")
+    has_sect = pPr is not None and pPr.find(f"{W_NS}sectPr") is not None
+    has_br = any(br.get(f"{W_NS}type") == "page" for br in el.findall(f".//{W_NS}br"))
+    return has_sect or has_br
+
+
+def _breaks_between_last_text_and_table(doc) -> int:
+    """Empty page/section-break paras between the last body sentence and the table."""
+    children = list(doc.element.body)
+    table_i = next(i for i, el in enumerate(children) if el.tag == f"{W_NS}tbl")
+    j = table_i - 1
+    breaks = 0
+    while j >= 0:
+        el = children[j]
+        if _is_break_paragraph(el):
+            breaks += 1
+            j -= 1
+            continue
+        if el.tag == f"{W_NS}p":
+            text = "".join(t.text or "" for t in el.findall(f".//{W_NS}t")).strip()
+            if text.startswith("Таблица") or text.startswith("Продолжение"):
+                j -= 1
+                continue
+        break
+    return breaks
+
+
+def test_portrait_to_landscape_is_single_section_break():
+    """Text then +landscape: one next-page section, no extra blank portrait page."""
+    doc = Document(os.path.join(package_dir(), "Template.docx"))
+    body = doc._body._element
+    for child in list(body):
+        if child.tag.endswith("}sectPr"):
+            continue
+        body.remove(child)
+
+    from md2gost.renderable.heading import Heading
+    from md2gost.renderable.paragraph import Paragraph
+    from md2gost.renderable.toc import ToC
+
+    h = Heading(doc._body, 1, False)
+    h.add_run("СОДЕРЖАНИЕ")
+    toc = ToC(doc._body, toc_mode="native")
+    para = Paragraph(doc._body)
+    para.add_run("Текст перед широкой таблицей.")
+    table = Table(doc._body, 2, 3, CaptionInfo("wide", "Карта", landscape=True))
+    for r in range(2):
+        for c in range(3):
+            table.add_paragraph_to_cell(r, c).add_run(f"{r}{c}")
+
+    Renderer(doc, skip_numbering=True).process([h, toc, para, table])
+    assert _breaks_between_last_text_and_table(doc) == 1
+
+    # Same without TOC — still a single break, not page-break + section-break.
+    doc2 = Document(os.path.join(package_dir(), "Template.docx"))
+    body2 = doc2._body._element
+    for child in list(body2):
+        if child.tag.endswith("}sectPr"):
+            continue
+        body2.remove(child)
+    para2 = Paragraph(doc2._body)
+    para2.add_run("Текст перед широкой таблицей.")
+    table2 = Table(doc2._body, 2, 3, CaptionInfo("wide2", "Карта", landscape=True))
+    for r in range(2):
+        for c in range(3):
+            table2.add_paragraph_to_cell(r, c).add_run(f"{r}{c}")
+    Renderer(doc2, skip_numbering=True).process([para2, table2])
+    assert _breaks_between_last_text_and_table(doc2) == 1
+
+
 def test_landscape_listing_deferred_after_section(tmp_path, monkeypatch):
     """+landscape +listing → listing must not sit in the landscape section."""
     from unittest.mock import patch