feat(ui): gemini-style top-anchored scroll, centered chat layout and task drawer sync (closes #49)

services/prompts/service.py

@@ -7,7 +7,7 @@ ROLE: Единый доменный сервис управления систе
 ===============================================================================
 """
 
-from typing import Tuple, Dict, Any
+from typing import Tuple, Dict, Any, List, Optional
 from .repository import repo_get_active_prompt, repo_apply_prompt_action, repo_save_full_prompt
 from .diff_engine import build_prompt_diff
 
@@ -22,16 +22,28 @@ def apply_prompt_action(action: str, section_id: int, item_id: int, content: str
     repo_apply_prompt_action(action, section_id, item_id, content)
 
 
-def save_full_prompt_draft(draft_text: str) -> None:
+def save_full_prompt_draft(draft_text: str, prompt_name: str = "main_agent") -> None:
     """Сохранить полный черновик промпта."""
-    repo_save_full_prompt(draft_text)
+    repo_save_full_prompt(draft_text, prompt_name=prompt_name)
 
 
-def create_prompt_preview(action: str, section_id: int, item_id: int, content: str = "") -> Tuple[str, str, str]:
+def create_prompt_preview(
+    action: str, 
+    section_id: Optional[int] = None, 
+    item_id: Optional[int] = None, 
+    content: str = "",
+    delete_nodes: Optional[List[Tuple[int, int]]] = None
+) -> Tuple[str, str, str]:
     """
     Формирует черновик и diff.
     Возвращает (merged_draft, diff_html, baseline_prompt).
     """
     baseline = repo_get_active_prompt()
-    draft, diff_html = build_prompt_diff(action, section_id, item_id, content)
+    draft, diff_html = build_prompt_diff(
+        action=action, 
+        section_id=section_id, 
+        item_id=item_id, 
+        content=content,
+        delete_nodes=delete_nodes
+    )
     return draft, diff_html, baseline