Increase BRouter routing wait to 120s in CI

BRouter needs time to parse the segment file into memory before it can
serve routing requests. 90s was insufficient; 120s matches the margin
the old explicit startup loop provided.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.github/workflows/ci.yml

@@ -211,9 +211,10 @@ jobs:
 
       - name: Wait for BRouter routing
         run: |
-          for i in $(seq 1 30); do
-            curl -sf 'http://localhost:17777/brouter?lonlats=13.4,52.5|13.5,52.5&profile=trekking&format=geojson' > /dev/null 2>&1 && break
-            sleep 3
+          for i in $(seq 1 60); do
+            curl -sf 'http://localhost:17777/brouter?lonlats=13.4,52.5|13.5,52.5&profile=trekking&format=geojson' > /dev/null 2>&1 && echo "BRouter ready" && break
+            [ "$i" = "60" ] && echo "BRouter not ready after 120s" && exit 1
+            sleep 2
           done
 
       - name: Push database schema