Add JSON integrity hash checks

src/ccma/ui/main_window.py

@@ -471,7 +471,7 @@ class MainWindow(ttk.Frame):
         tab = HousekeeperTab(
             self.notebook,
             self.findings,
-            self.open_member,
+            self._open_housekeeper_target,
             self.run_housekeeper,
             self.delete_housekeeper_task,
             lambda: self.tabs.close(key),
@@ -545,12 +545,22 @@ class MainWindow(ttk.Frame):
         self.tabs.refresh_icons(self.icons)
 
     def _show_validation_warning(self) -> None:
+        display_errors = [item for item in self.validation_errors if "Hash fehlt oder stimmt nicht" not in item]
+        if not display_errors:
+            return
         messagebox.showwarning(
             "Datenprüfung",
-            "Der Store enthält ungültige Akten:\n\n" + "\n".join(self.validation_errors[:12]),
+            "Der Store enthält ungültige Akten:\n\n" + "\n".join(display_errors[:12]),
             parent=self,
         )
 
+    def _open_housekeeper_target(self, finding: HousekeeperFinding) -> None:
+        if finding.target_type == "asset" and finding.asset_id:
+            self.open_asset(finding.asset_id)
+            return
+        if finding.member_id:
+            self.open_member(finding.member_id)
+
     def _member_reference_label(self, member_id: str) -> str:
         if not member_id:
             return "—"