refac: add map coordinates using variables

Now, the orphanage's coordinates are pulled from the database.

public/scripts/page-orphanage.js

@@ -6,7 +6,10 @@ const options = {
 	zoomControl: false
 }
 
-const map = L.map('mapid', options).setView([-27.222633, -49.6455874], 15);
+const lat = document.querySelector('span[data-lat]').dataset.lat;
+const lng = document.querySelector('span[data-lng]').dataset.lng;
+
+const map = L.map('mapid', options).setView([lat, lng], 15);
 
 L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',).addTo(map);
 
@@ -17,8 +20,7 @@ const icon = L.icon({
 	popupAnchor: [170, 2]
 });
 
-L.marker([-27.222633, -49.6455874], {icon })
-	.addTo(map)
+L.marker([lat, lng], { icon }).addTo(map)
 
 function selectImage(event) {
 	const button = event.currentTarget