diff --git a/.gitignore b/.gitignore
index 620d5f46a..655bb269e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -101,7 +101,3 @@ next-env.d.ts
 # Mutation testing (stryker.config.mjs): reports and the sandbox copy.
 /reports/mutation
 /.stryker-tmp
-
-# Local planning and code-review notes (agent output, never part of the
-# public docs surface or the shipped tree).
-/plans/
diff --git a/messages/de.json b/messages/de.json
index 5bcd1478d..cb5657f98 100644
--- a/messages/de.json
+++ b/messages/de.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Für einen Quotienten oder Index wie INR oder Cholesterin/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Biomarker suchen...",
+      "searchPlaceholder": "Biomarker suchen…",
       "searchLabel": "Biomarker suchen",
       "clearSearch": "Suche leeren",
       "lastMeasured": "Zuletzt gemessen",
diff --git a/messages/en.json b/messages/en.json
index 24628423e..cdc7a3e1c 100644
--- a/messages/en.json
+++ b/messages/en.json
@@ -10701,7 +10701,7 @@
       "noneHint": "For a ratio or an index such as INR or cholesterol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Search biomarkers...",
+      "searchPlaceholder": "Search biomarkers…",
       "searchLabel": "Search biomarkers",
       "clearSearch": "Clear search",
       "lastMeasured": "Last measured",
diff --git a/messages/es.json b/messages/es.json
index b65c1d3e4..f1fe3f6dc 100644
--- a/messages/es.json
+++ b/messages/es.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Para un cociente o un índice como el INR o colesterol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Buscar biomarcadores...",
+      "searchPlaceholder": "Buscar biomarcadores…",
       "searchLabel": "Buscar biomarcadores",
       "clearSearch": "Borrar búsqueda",
       "lastMeasured": "Última medición",
diff --git a/messages/fr.json b/messages/fr.json
index 9ec5a942e..9d314b68a 100644
--- a/messages/fr.json
+++ b/messages/fr.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Pour un rapport ou un indice comme l'INR ou cholestérol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Rechercher des biomarqueurs...",
+      "searchPlaceholder": "Rechercher des biomarqueurs…",
       "searchLabel": "Rechercher des biomarqueurs",
       "clearSearch": "Effacer la recherche",
       "lastMeasured": "Dernière mesure",
diff --git a/messages/it.json b/messages/it.json
index 48c188d7a..76cd79a7d 100644
--- a/messages/it.json
+++ b/messages/it.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Per un rapporto o un indice come l'INR o colesterolo/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Cerca biomarcatori...",
+      "searchPlaceholder": "Cerca biomarcatori…",
       "searchLabel": "Cerca biomarcatori",
       "clearSearch": "Cancella ricerca",
       "lastMeasured": "Ultima misurazione",
diff --git a/messages/ko.json b/messages/ko.json
index 05130bc50..6d492e6a7 100644
--- a/messages/ko.json
+++ b/messages/ko.json
@@ -10701,7 +10701,7 @@
       "noneHint": "INR이나 콜레스테롤/HDL 같은 비율 또는 지수에 사용해요."
     },
     "filter": {
-      "searchPlaceholder": "바이오마커 검색...",
+      "searchPlaceholder": "바이오마커 검색…",
       "searchLabel": "바이오마커 검색",
       "clearSearch": "검색어 지우기",
       "lastMeasured": "마지막 측정",
diff --git a/messages/nl.json b/messages/nl.json
index 9449729b7..ffbcddc34 100644
--- a/messages/nl.json
+++ b/messages/nl.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Voor een verhouding of index zoals INR of cholesterol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Biomarkers zoeken...",
+      "searchPlaceholder": "Biomarkers zoeken…",
       "searchLabel": "Biomarkers zoeken",
       "clearSearch": "Zoekopdracht wissen",
       "lastMeasured": "Laatst gemeten",
diff --git a/messages/pl.json b/messages/pl.json
index 62703709b..56015a3d5 100644
--- a/messages/pl.json
+++ b/messages/pl.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Dla ilorazu lub wskaźnika, np. INR albo cholesterol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Szukaj biomarkerów...",
+      "searchPlaceholder": "Szukaj biomarkerów…",
       "searchLabel": "Szukaj biomarkerów",
       "clearSearch": "Wyczyść wyszukiwanie",
       "lastMeasured": "Ostatni pomiar",
diff --git a/messages/pt-BR.json b/messages/pt-BR.json
index 0903e6cc4..5e354a4ef 100644
--- a/messages/pt-BR.json
+++ b/messages/pt-BR.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Para uma razão ou um índice como INR ou colesterol/HDL."
     },
     "filter": {
-      "searchPlaceholder": "Buscar biomarcadores...",
+      "searchPlaceholder": "Buscar biomarcadores…",
       "searchLabel": "Buscar biomarcadores",
       "clearSearch": "Limpar busca",
       "lastMeasured": "Última medição",
diff --git a/messages/ru.json b/messages/ru.json
index 120f1e54d..fd3b9d550 100644
--- a/messages/ru.json
+++ b/messages/ru.json
@@ -10701,7 +10701,7 @@
       "noneHint": "Для коэффициента или индекса, например МНО или холестерин/ЛПВП."
     },
     "filter": {
-      "searchPlaceholder": "Поиск биомаркеров...",
+      "searchPlaceholder": "Поиск биомаркеров…",
       "searchLabel": "Поиск биомаркеров",
       "clearSearch": "Очистить поиск",
       "lastMeasured": "Последнее измерение",
diff --git a/src/components/labs/__tests__/lab-filter-rail.test.tsx b/src/components/labs/__tests__/lab-filter-rail.test.tsx
index 2cb736080..bce3c0791 100644
--- a/src/components/labs/__tests__/lab-filter-rail.test.tsx
+++ b/src/components/labs/__tests__/lab-filter-rail.test.tsx
@@ -37,12 +37,12 @@ describe("<LabFilterRail>", () => {
     );
 
     expect(html).toContain('data-slot="lab-filter-rail"');
-    expect(html).toContain('placeholder="Search biomarkers..."');
+    expect(html).toContain('placeholder="Search biomarkers…"');
     expect(html).toContain('aria-keyshortcuts="/"');
     expect(html).toMatch(/<kbd[^>]*aria-hidden="true"[^>]*>\s*\/\s*<\/kbd>/);
 
     // The shared rail keeps search and all filter dimensions in one ordered row.
-    const searchIdx = html.indexOf('placeholder="Search biomarkers..."');
+    const searchIdx = html.indexOf('placeholder="Search biomarkers…"');
     const dateRangeIdx = html.indexOf("Last measured");
     const statusIdx = html.indexOf("Status");
     const categoryIdx = html.indexOf("Category");
diff --git a/src/hooks/use-url-filter-sync.ts b/src/hooks/use-url-filter-sync.ts
index d9dcd4317..265dc65d2 100644
--- a/src/hooks/use-url-filter-sync.ts
+++ b/src/hooks/use-url-filter-sync.ts
@@ -4,6 +4,13 @@ import { useCallback, useMemo, useState } from "react";
 
 import { setAllParams, useUrlSearch, writeUrlState } from "@/lib/url-state";
 
+export interface UrlFilterSyncOptions {
+  /** A new history entry (`push`) or the current one rewritten (`replace`). */
+  mode?: "push" | "replace";
+  /** Wait two painted frames before writing (a write made while mounting). */
+  afterPaint?: boolean;
+}
+
 /**
  * URL-owned filter state — the documents-vault pattern
  * (`src/components/documents/documents-view.tsx`), extracted so the
@@ -32,13 +39,6 @@ import { setAllParams, useUrlSearch, writeUrlState } from "@/lib/url-state";
  * for a list embedded under a URL that belongs to another surface (the
  * type-locked insights readings subpage).
  */
-export interface UrlFilterSyncOptions {
-  /** A new history entry (`push`) or the current one rewritten (`replace`). */
-  mode?: "push" | "replace";
-  /** Wait two painted frames before writing (a write made while mounting). */
-  afterPaint?: boolean;
-}
-
 export function useUrlFilterSync<T>({
   parse,
   serialise,