fix: harden saved plan normalization

apps/web/src/pages/plan.astro

@@ -12,11 +12,13 @@ import Layout from "../layouts/Layout.astro";
   const empty = document.querySelector<HTMLElement>("[data-plan-empty]");
   const count = document.querySelector<HTMLElement>("[data-plan-count]");
   const shareStatus = document.querySelector<HTMLElement>("[data-plan-share-status]");
+  const planFieldLimits: Record<string, number> = { key: 512, waterbody: 160, coordinates: 80, baits: 1000, method: 120, retrieve: 160, risk: 160, freshness: 40, confidence: 8 };
+  const planText = (key: string, value: unknown) => typeof value === "string" ? value.slice(0, planFieldLimits[key] ?? 240) : "";
   const normalisePlan = (value: unknown): Array<Record<string, string>> => {
     if (!Array.isArray(value)) return [];
     return value.filter(item => item && typeof item === "object" && typeof item.key === "string" && item.key.startsWith("/spots/")).slice(0, 5).map(item => {
       const source = item as Record<string, unknown>;
-      return Object.fromEntries(["key", "waterbody", "coordinates", "baits", "method", "retrieve", "risk", "freshness", "confidence"].map(key => [key, typeof source[key] === "string" ? source[key] : ""]));
+      return Object.fromEntries(["key", "waterbody", "coordinates", "baits", "method", "retrieve", "risk", "freshness", "confidence"].map(key => [key, planText(key, source[key])]));
     });
   };
   const readPlan = (): Array<Record<string, string>> => {
@@ -37,7 +39,7 @@ import Layout from "../layouts/Layout.astro";
       const coordinate = document.createElement("strong"); coordinate.textContent = item.coordinates || "Координаты не указаны";
       const meta = document.createElement("p"); meta.textContent = item.baits ? `Наживка: ${item.baits.split("|").join(", ")}` : "Наживка не указана";
       const approach = document.createElement("p"); approach.textContent = [item.method, item.retrieve].filter(Boolean).join(" · ") || "Метод не указан";
-      const facts = document.createElement("small"); facts.textContent = [item.risk ? `Риск: ${item.risk}` : "Риск не рассчитан", item.freshness ? "Свежесть сохранена" : "Свежесть не указана", item.confidence ? `Доверие: ${item.confidence}%` : "Доверие не рассчитано"].join(" · ");
+      const facts = document.createElement("small"); facts.textContent = [item.risk ? `Риск: ${item.risk}` : "Риск не рассчитан", item.freshness ? "Свежесть сохранена" : "Свежесть не указана", item.confidence !== "" ? `Доверие: ${item.confidence}%` : "Доверие не рассчитано"].join(" · ");
       const link = document.createElement("a"); link.href = item.key || "/"; link.textContent = "Открыть точку";
       const remove = document.createElement("button"); remove.type = "button"; remove.dataset.action = "quiet"; remove.textContent = "Убрать"; remove.addEventListener("click", () => { localStorage.setItem(planStorageKey, JSON.stringify(readPlan().filter(entry => entry.key !== item.key))); render(); });
       const actions = document.createElement("div"); actions.className = "plan-card__actions"; actions.append(link, remove);

apps/web/tests/plan-page.spec.ts

@@ -54,3 +54,25 @@ test("plan caps imported entries, stays printable and fits narrow viewports", as
   await expect(page.getByRole("button", { name: "Печать / PDF" })).toBeHidden();
   await expect(page.locator(".plan-card")).toHaveCount(5);
 });
+
+test("plan preserves a real zero confidence and bounds imported text", async ({ page }) => {
+  await page.goto("/plan");
+  await page.evaluate(() => localStorage.setItem("rf4spotter:fishing-plan", JSON.stringify([{
+    key: "/spots/" + "x".repeat(600),
+    waterbody: "Вьюнок",
+    coordinates: "6331:6332",
+    baits: "Приманка",
+    confidence: "0",
+    risk: "Малая выборка",
+    method: "Спиннинг",
+    retrieve: "равномерная",
+    oversized: "x".repeat(5000),
+  }])));
+  await page.reload();
+
+  await expect(page.getByText(/Доверие: 0%/)).toBeVisible();
+  const stored = await page.evaluate(() => JSON.parse(localStorage.getItem("rf4spotter:fishing-plan") || "[]"));
+  expect(stored[0].key.length).toBeLessThanOrEqual(512);
+  expect(stored[0].confidence).toBe("0");
+  expect(stored[0].oversized).toBeUndefined();
+});