Add global cluster option as default for individual tables

Author: joto

lua/themepark.lua

@@ -52,6 +52,7 @@ local themepark = {
         schema = 'public',
         srid = 3857,
         attribution = '© OpenStreetMap contributors - https://openstreetmap.org/copyright',
+        cluster = 'auto',
     },
     process = {
         node = {},
@@ -375,6 +376,10 @@ function themepark:add_table(data)
         data.schema = self.options.schema
     end
 
+    if not data.cluster then
+        data.cluster = self.options.cluster
+    end
+
     table.insert(self.layers, data)
 
     if not data.external then