fix(offline): cache osm-de and stadia tiles, prefetch down to the opening zoom (#2180)

client/vite.config.js

@@ -92,6 +92,28 @@ export default defineConfig(({ mode }) => ({
               cacheableResponse: { statuses: [0, 200] },
             },
           },
+          {
+            // OpenStreetMap DE — a shipped preset that matched no rule at all, so
+            // "Store map tiles offline" fetched thousands of tiles and stored none
+            // of them (#2180). Same cache, same limits as the rules above.
+            urlPattern: /^https:\/\/tile\.openstreetmap\.de\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'map-tiles',
+              expiration: { maxEntries: 12288, maxAgeSeconds: 30 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [0, 200] },
+            },
+          },
+          {
+            // Stadia Smooth — the other shipped raster preset with the same hole (#2180).
+            urlPattern: /^https:\/\/tiles\.stadiamaps\.com\/tiles\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'map-tiles',
+              expiration: { maxEntries: 12288, maxAgeSeconds: 30 * 24 * 60 * 60 },
+              cacheableResponse: { statuses: [0, 200] },
+            },
+          },
           {
             // The GL style DOCUMENT, for both providers. It has to be matched
             // before the tile rules below, because Workbox takes the first route