Add a few type improvements to jscadParams.ts

app/web/src/components/Customizer/Customizer.tsx

@@ -1,6 +1,6 @@
 import { useRender } from 'src/components/IdeWrapper/useRender'
 import { useIdeContext } from 'src/helpers/hooks/useIdeContext'
-import { genParams, getParams } from 'src/helpers/cadPackages/jscadParams'
+import { genParams, getParams } from 'src/helpers/cadPackages/jsCad/jscadParams'
 
 const Customizer = () => {
   const [open, setOpen] = React.useState(true)

app/web/src/components/IdeWrapper/useRender.ts

@@ -1,9 +1,10 @@
 import { makeCodeStoreKey, requestRender } from 'src/helpers/hooks/useIdeState'
 import { useIdeContext } from 'src/helpers/hooks/useIdeContext'
+import type { RawCustomizerParams } from 'src/helpers/cadPackages/common'
 
 export const useRender = () => {
   const { state, thunkDispatch } = useIdeContext()
-  return (parameters) => {
+  return (parameters?: RawCustomizerParams) => {
     thunkDispatch((dispatch, getState) => {
       const state = getState()
       dispatch({ type: 'setLoading' })