ci: Bump version to 0.0.28 [skip ci]

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "flyer-crawler",
-  "version": "0.0.27",
+  "version": "0.0.28",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "flyer-crawler",
-      "version": "0.0.27",
+      "version": "0.0.28",
       "dependencies": {
         "@bull-board/api": "^6.14.2",
         "@bull-board/express": "^6.14.2",

package.json

@@ -1,7 +1,7 @@
 {
   "name": "flyer-crawler",
   "private": true,
-  "version": "0.0.27",
+  "version": "0.0.28",
   "type": "module",
   "scripts": {
     "dev": "concurrently \"npm:start:dev\" \"vite\"",

src/routes/price.routes.test.ts

@@ -126,7 +126,7 @@ describe('Price Routes (/api/price-history)', () => {
       expect(response.body.errors).toHaveLength(2);
       // The actual message is "Too small: expected number to be >0"
       expect(response.body.errors[0].message).toBe('Too small: expected number to be >0');
-      expect(response.body.errors[1].message).toBe('Expected number, received string');
+      expect(response.body.errors[1].message).toBe('Invalid input: expected number, received NaN');
     });
   });
 });

src/utils/zodUtils.ts

@@ -59,7 +59,6 @@ export const optionalNumeric = (
     nonnegative?: boolean;
   } = {},
 ) => {
-  // Start with the base number schema and apply all number-specific constraints first.
   let numberSchema = z.coerce.number();
 
   if (options.integer) numberSchema = numberSchema.int();
@@ -69,15 +68,18 @@ export const optionalNumeric = (
   if (options.min !== undefined) numberSchema = numberSchema.min(options.min);
   if (options.max !== undefined) numberSchema = numberSchema.max(options.max);
 
-  // Now, wrap the fully configured number schema with the preprocess step.
+  // Make the number schema optional *before* preprocessing. This allows it to correctly handle
+  // the `undefined` value that our preprocessor generates from `null`.
+  const optionalNumberSchema = numberSchema.optional();
+
   // This is crucial because z.coerce.number(null) results in 0, which bypasses
   // the .optional() and .default() logic for null inputs. We want null to be
   // treated as "not provided", just like undefined.
-  const schema = z.preprocess((val) => (val === null ? undefined : val), numberSchema);
+  const schema = z.preprocess((val) => (val === null ? undefined : val), optionalNumberSchema);
   
-  if (options.default !== undefined) return schema.optional().default(options.default);
+  if (options.default !== undefined) return schema.default(options.default);
 
-  return schema.optional();
+  return schema;
 };
 
 /**