Document Bike Itaú (Tembici) and test the Brazilian cities

The seven feeds publish no licence, operator or attribution fields, so DATA_SOURCES records that and credits the operator. Adds a registry test per city: allowed host and path, provider, and activation over its outermost live station.

src/data/dataCredits.js

@@ -304,7 +304,7 @@ export const DATA_CREDITS = [
     key: 'gbfs',
     html:
       'Bikeshare availability: GBFS operator feeds ' +
-      '(e.g. Austin BCycle; Bike Share Toronto, operated by the Toronto Parking Authority; Bike Itaú/Tembici)',
+      '(e.g. Austin BCycle; Bike Share Toronto, operated by the Toronto Parking Authority; Bike Itaú, operated by Tembici)',
   },
   {
     key: 'urbansharing-gbfs',

src/layers/bikeshare/brPbscCities.test.mjs

@@ -0,0 +1,73 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { CITY_BY_ID } from './registry.js';
+import { createModel } from './model.js';
+import { createViewport } from './viewport.js';
+import { isAllowedGbfsHost, isAllowedGbfsPath } from '../../data/gbfsSource.js';
+
+// Each Bike Itaú city's PBSC host, and the station farthest from its
+// registered centre in the live feed (checked 2026-10-15).
+const CITIES = {
+  'sao-paulo-bike-itau': {
+    host: 'saopaulo.publicbikesystem.net',
+    stations: [{ name: '260 - P3', lat: -23.568235, lon: -46.740715 }],
+  },
+  'rio-de-janeiro-bike-itau': {
+    host: 'riodejaneiro.publicbikesystem.net',
+    stations: [{ name: '293 - Praia da Macumba', lat: -23.03135, lon: -43.479584 }],
+  },
+  'salvador-bike-itau': {
+    host: 'salvador.publicbikesystem.net',
+    stations: [{ name: '49 - Stella Maris', lat: -12.93645, lon: -38.32701 }],
+  },
+  'recife-bike-itau': {
+    host: 'recife.publicbikesystem.net',
+    stations: [{ name: '69 - Praia de Piedade', lat: -8.186205, lon: -34.918371 }],
+  },
+  'porto-alegre-bike-itau': {
+    host: 'portoalegre.publicbikesystem.net',
+    stations: [{ name: '72 - Avenida Tramandaí', lat: -30.135915, lon: -51.22684 }],
+  },
+  'brasilia-bike-itau': {
+    host: 'brasilia.publicbikesystem.net',
+    stations: [{ name: "60 - Parque Olhos d'Água", lat: -15.7431, lon: -47.88667 }],
+  },
+  'curitiba-bike-itau': {
+    host: 'curitiba.publicbikesystem.net',
+    stations: [{ name: '42 - Terminal Portão', lat: -25.476885, lon: -49.292608 }],
+  },
+};
+
+// The production range check, with no viewer or fetches behind it.
+const parts = { model: createModel({ state: {}, services: {}, parts: {}, source: null }) };
+const { computeInRangeCities } = createViewport({
+  state: {},
+  services: { render: { governorRequestRender() {} } },
+  parts,
+  source: null,
+});
+
+test('the Bike Itaú systems are registered and readable through the proxy', () => {
+  for (const [id, expected] of Object.entries(CITIES)) {
+    const city = CITY_BY_ID.get(id);
+    assert.ok(city, `${id} is registered`);
+    assert.equal(city.provider, 'Bike Itaú');
+    assert.deepEqual(city.hosts, [expected.host]);
+    for (const feed of [city.stationInformationUrl, city.stationStatusUrl]) {
+      const url = new URL(feed);
+      assert.ok(isAllowedGbfsHost(url.hostname), `${id} host ${url.hostname}`);
+      assert.ok(isAllowedGbfsPath(url.pathname), `${id} path ${url.pathname}`);
+    }
+  }
+});
+
+test('a camera over each outermost station activates its system', () => {
+  for (const [id, expected] of Object.entries(CITIES)) {
+    for (const station of expected.stations) {
+      assert.ok(
+        computeInRangeCities({ lat: station.lat, lon: station.lon }).has(id),
+        `${station.name} activates ${id}`,
+      );
+    }
+  }
+});