feat(core): add change password mutation for logged in customer

.changeset/wicked-rocks-speak.md

@@ -0,0 +1,5 @@
+---
+"@bigcommerce/catalyst-core": patch
+---
+
+add change password mutation for logged in customer

apps/core/client/mutations/submit-customer-change-password.ts

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+import { z } from 'zod';
+
+import { client } from '..';
+import { graphql } from '../graphql';
+
+export const ChangePasswordSchema = z
+  .object({
+    currentPassword: z.string(),
+    newPassword: z.string(),
+  })
+  .required();
+
+type SubmitCustomerChangePassword = z.infer<typeof ChangePasswordSchema>;
+
+const SUBMIT_CUSTOMER_CHANGE_PASSWORD_MUTATION = graphql(`
+  mutation CustomerChangePassword($input: ChangePasswordInput!) {
+    customer {
+      changePassword(input: $input) {
+        errors {
+          ... on ValidationError {
+            message
+            path
+          }
+          ... on CustomerDoesNotExistError {
+            message
+          }
+          ... on CustomerPasswordError {
+            message
+          }
+          ... on CustomerNotLoggedInError {
+            message
+          }
+        }
+      }
+    }
+  }
+`);
+
+export const submitCustomerChangePassword = async ({
+  currentPassword,
+  newPassword,
+}: SubmitCustomerChangePassword) => {
+  const variables = {
+    input: {
+      currentPassword,
+      newPassword,
+    },
+  };
+
+  const response = await client.fetch({
+    document: SUBMIT_CUSTOMER_CHANGE_PASSWORD_MUTATION,
+    variables,
+  });
+
+  return response.data.customer.changePassword;
+};