added map boundaries based on municipality center

public/js/app.js

@@ -48,7 +48,12 @@ map = L.map('map', {
     center: MUNICIPALITY.center,
     zoom: MUNICIPALITY.zoom,
     minZoom: 10,
-    zoomControl: false,           // Added manually for Position Control
+    maxBounds: [
+        [MUNICIPALITY.center[0] - 0.25, MUNICIPALITY.center[1] - 0.25],
+        [MUNICIPALITY.center[0] + 0.25, MUNICIPALITY.center[1] + 0.25]
+    ],
+    maxBoundsViscosity: 0.8,
+    zoomControl: false,
     attributionControl: true
 });