feat: adjust initial map zoom level from 5 to 4

server.R

@@ -269,7 +269,7 @@ server <- function(input, output, session) {
         maplibre(
             style = "https://basemaps.cartocdn.com/gl/positron-gl-style/style.json",
             center = c(138, 36),
-            zoom = 5
+            zoom = 4
         ) %>%
             add_navigation_control(show_compass = FALSE, visualize_pitch = FALSE, position = "top-left")
     })