tech fixes, etc

prototypes/catalyst.lua

@@ -37,7 +37,7 @@ if util.me.catalysis() then
           {"production-science-pack", 1},
         },
       },
-      prerequisites = {"production-science-pack"},
+      prerequisites = {"production-science-pack", "advanced-oil-processing"},
       order = "b-b",
     },
   })

prototypes/oil-updates.lua

@@ -1,6 +1,7 @@
 local futil = require("util");
 local util = require("data-util");
 
+if util.me.catalysis() then
 local recipes_to_update = {
   "heavy-oil-cracking",
   "light-oil-cracking",
@@ -45,3 +46,4 @@ for i, recipe_name in pairs(recipes_to_update) do
     util.add_to_ingredient(recipe_name, fluid, 10)
   end
 end
+end

prototypes/platinum.lua

@@ -42,7 +42,7 @@ data:extend({
       },
     },
     effects = {
-      { type = "unlock-recipe", recipe = "palladium-ingot" },
+      { type = "unlock-recipe", recipe = "platinum-ingot" },
       { type = "unlock-recipe", recipe = "rich-copper" },
     },
     unit = {

prototypes/tech-updates.lua

@@ -25,4 +25,6 @@ if mods.bzsilicon then
 end
 util.add_unlock("advanced-electronics-2", "mainboard")
 
-util.add_unlock("coal-liquefaction", "catalysis")
+util.add_prerequisite("coal-liquefaction", "catalysis")
+util.remove_prerequisite("coal-liquefaction", "production-science-pack")
+util.remove_prerequisite("coal-liquefaction", "advanced-oil-processing")