Fix the last fake images, fix non-square theme icons, throw an error on fake svgs and non-square icons (if public theme)

assets/layers/bike_cafe/bike_cafe.json

@@ -356,7 +356,7 @@
   "mapRendering": [
     {
       "icon": {
-        "render": "./assets/layers/bike_cafe/bike_cafe.svg"
+        "render": "pin:#684c2b;./assets/layers/bike_cafe/bike_cafe.svg"
       },
       "iconSize": {
         "render": "50,50,bottom"

assets/layers/bike_cleaning/bike_cleaning.json

@@ -65,11 +65,6 @@
       ]
     }
   ],
-  "titleIcons": [
-    {
-      "render": "<img src='./assets/layers/bike_cleaning/bike_cleaning_icon.svg'/>"
-    }
-  ],
   "tagRenderings": [
     "images",
     {

assets/layers/bike_shop/bike_shop.json

@@ -686,7 +686,7 @@
   "mapRendering": [
     {
       "icon": {
-        "render": "./assets/layers/bike_shop/repair_shop.svg",
+        "render": "pin:#f04c4c;./assets/layers/bike_shop/repair_shop.svg",
         "mappings": [
           {
             "if": "operator=De Fietsambassade Gent",
@@ -694,7 +694,7 @@
           },
           {
             "if": "service:bicycle:retail=yes",
-            "then": "./assets/layers/bike_shop/shop.svg"
+            "then": "pin:#353d57;./assets/layers/bike_shop/shop.svg"
           }
         ]
       },