refactor: Migrate config schema from Zod v3 to Zod v4 (#2357)

src/config/schema/elements/stock/custom.ts

@@ -7,11 +7,11 @@ export const customSchema = z
     type: z.string().superRefine((val, ctx) => {
       if (!val.match(/^custom:(?!advanced-camera-card).+/)) {
         ctx.addIssue({
-          code: z.ZodIssueCode.custom,
+          code: 'custom',
           message: 'advanced-camera-card custom elements must match specific schemas',
           fatal: true,
         });
       }
     }),
   })
-  .passthrough();
+  .loose();

src/config/schema/elements/stock/image.ts

@@ -8,8 +8,8 @@ export const imageSchema = elementsBaseSchema.extend({
   image: z.string().optional(),
   camera_image: z.string().optional(),
   camera_view: z.string().optional(),
-  state_image: z.object({}).passthrough().optional(),
+  state_image: z.looseObject({}).optional(),
   filter: z.string().optional(),
-  state_filter: z.object({}).passthrough().optional(),
+  state_filter: z.looseObject({}).optional(),
   aspect_ratio: z.string().optional(),
 });

src/config/schema/elements/stock/service-call.ts

@@ -8,5 +8,5 @@ export const serviceCallButtonSchema = elementsBaseSchema.extend({
   // Title is required for service button.
   title: z.string(),
   service: z.string(),
-  service_data: z.object({}).passthrough().optional(),
+  service_data: z.looseObject({}).optional(),
 });