Reduce repeated status noise in TUI v2

memory-update.md

@@ -204,3 +204,5 @@
 - Added document dirty-state UX improvements (`Edit mode [*]` marker, no-op save guard) and updated Textual interaction/parity tests for Textual 8-compatible action-driven control paths.
 - 2026-03-01: Visual polish pass for TUI v2 updated panel styling hierarchy (stronger status/pane contrast), refined left-panel summaries, improved help overlay readability, and added labeled headers for entry/detail and links sections.
 - UI copy now emphasizes current selection/filter context while keeping deterministic action affordances unchanged; full TUI-focused test slice remains green.
+- 2026-03-01: Reduced TUI v2 status noise by deduplicating repeated status messages before appending to status bar/activity log.
+- Verified critical coverage gate against existing full coverage artifact (`artifacts/coverage/coverage.json`): all default threshold modules pass (main/core manager/core encryption/core migrations).

src/seedpass/tui_v2/app.py

@@ -259,6 +259,7 @@ def launch_tui2(
             self._focus_pane = "center"
             self._doc_dirty = False
             self._doc_snapshot: dict[str, Any] = {}
+            self._last_status_message = ""
             try:
                 self._service = (
                     entry_service_factory() if callable(entry_service_factory) else None
@@ -281,6 +282,9 @@ def launch_tui2(
             self._load_entries()
 
         def _set_status(self, message: str) -> None:
+            if message == self._last_status_message:
+                return
+            self._last_status_message = message
             mode = (
                 "PALETTE"
                 if self.palette_open