Add town hall icon

scripts/taginfo_template.json

@@ -455,6 +455,14 @@
       "doc_url": "https://openmaptiles.org/schema/#poi",
       "icon_url": "https://raw.githubusercontent.com/ZeLonewolf/openstreetmap-americana/main/icons/poi_health_cross.svg"
     },
+    {
+      "key": "amenity",
+      "value": "townhall",
+      "object_types": ["node", "area"],
+      "description": "City halls are marked by an icon representing a domed building with a rectangular flag raised above it.",
+      "doc_url": "https://openmaptiles.org/schema/#poi",
+      "icon_url": "https://raw.githubusercontent.com/ZeLonewolf/openstreetmap-americana/main/icons/poi_town_hall.svg"
+    },
     {
       "key": "amenity",
       "value": "clinic",

src/layer/poi.js

@@ -85,6 +85,14 @@ var iconDefs = {
     color: Color.poi.infrastructure,
     description: "School",
   },
+  townhall: {
+    classes: {
+      town_hall: ["townhall"],
+    },
+    sprite: "poi_town_hall",
+    color: Color.poi.infrastructure,
+    description: "City hall",
+  },
 };
 
 function iconImageDefs() {
@@ -144,7 +152,7 @@ export const poi = {
         ...getSubclasses(iconDefs.railway_stop),
       ],
       Color.poi.transport,
-      ["hospital", "parking", "school"],
+      ["hospital", "parking", "school", "townhall"],
       Color.poi.infrastructure,
       Color.poi.infrastructure,
     ],
@@ -165,6 +173,7 @@ export const poi = {
         "hospital",
         "tram_stop",
         ...getSubclasses(iconDefs.school),
+        "townhall",
       ],
       15,
       [...getSubclasses(iconDefs.bar), ...getSubclasses(iconDefs.coffee)],