fix(types): allow additional customTypes properties

Closes #255

Author: chase-tamnoon

package.json

@@ -26,6 +26,7 @@
     "Aparajita Fishman (https://github.com/aparajita)",
     "Artur Wierzbicki (https://github.com/ArturWierzbicki)",
     "Chase Holdren (https://github.com/chaseholdren)",
+    "Chase Tamnoon (https://github.com/chase-tamnoon)",
     "Daniel Silva (https://github.com/dsilvasc)",
     "Elchin Valiyev (https://github.com/evaliyev)",
     "Gabriel Pereira Woitechen (https://github.com/wtchnm)",

src/config/types.ts

@@ -158,7 +158,9 @@ export interface RcConfig {
   /** @see https://jamiemason.github.io/syncpack/integrations/json-schema */
   $schema?: string;
   /** @see https://jamiemason.github.io/syncpack/config/custom-types */
-  customTypes: Record<string, CustomTypeConfig.Any>;
+  customTypes: {
+    [name: string]: CustomTypeConfig.Any;
+  };
   /** @see https://jamiemason.github.io/syncpack/config/dependency-types */
   dependencyTypes: DependencyType[];
   /** @see https://jamiemason.github.io/syncpack/config/filter */