fix: unify coordinate precision labels

apps/web/tests/unit/presentation.test.ts

@@ -1,7 +1,7 @@
 import assert from "node:assert/strict";
 import test from "node:test";
 
-import { activityLevel, freshnessStatus, passportDisplayStatus, plural, sourceStatusLabel } from "../../src/lib/presentation.ts";
+import { activityLevel, coordinatePrecisionLabel, freshnessStatus, passportDisplayStatus, plural, sourceStatusLabel } from "../../src/lib/presentation.ts";
 import { fishVisualFamily } from "../../src/lib/fish-visuals.ts";
 import { tackleVisualKind, tackleVisualTone } from "../../src/lib/tackle-visuals.ts";
 import { waterbodyVisual } from "../../src/lib/waterbody-visuals.ts";
@@ -38,6 +38,14 @@ test("evidence passport prioritises conflict and stale states without hiding blo
   assert.equal(passportDisplayStatus("incomplete", "fresh", true), "conflict");
 });
 
+test("coordinate precision keeps all four public states explicit", () => {
+  assert.deepEqual(
+    ["exact", "approximate", "area", "missing"].map(coordinatePrecisionLabel),
+    ["точные", "приблизительные", "район", "не указаны"],
+  );
+  assert.equal(coordinatePrecisionLabel("future"), "не указаны");
+});
+
 test("source status makes a blocked provider explicit", () => {
   assert.equal(sourceStatusLabel("temporarily_limited"), "Источник временно ограничен");
   assert.equal(sourceStatusLabel("healthy"), "Актуален");