feat: [css] add product rating fields to CSS API v1. This is in (#7611)

* feat: add product rating fields to CSS API v1. This is in
preparation for an upcoming feature and the new fields are not yet used.
docs: A comment for field `name` in message `.google.shopping.css.v1.AccountLabel` is changed
docs: A comment for field `size_types` in message `.google.shopping.css.v1.Attributes` is changed
docs: A comment for field `name` in message `.google.shopping.css.v1.CssProductInput` is changed
docs: A comment for field `name` in message `.google.shopping.css.v1.GetCssProductRequest` is changed

PiperOrigin-RevId: 882470295

Source-Link: googleapis/googleapis@aa3a93a

Source-Link: googleapis/googleapis-gen@d60ff5d
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLXNob3BwaW5nLWNzcy8uT3dsQm90LnlhbWwiLCJoIjoiZDYwZmY1ZDliYzJhYzcwOGVjNTI5OTMxNmIwMTQ4YjJkZTlmZWQyYSJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Santiago Quiroga <22756465+quirogas@users.noreply.github.com>
Co-authored-by: Gabe Pearhill <86282859+pearigee@users.noreply.github.com>

Author: 3 people

packages/google-shopping-css/protos/google/shopping/css/v1/accounts.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

packages/google-shopping-css/protos/google/shopping/css/v1/accounts_labels.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -93,9 +93,9 @@ message AccountLabel {
     AUTOMATIC = 2;
   }
 
-  // The resource name of the label.
+  // Identifier. The resource name of the label.
   // Format: accounts/{account}/labels/{label}
-  string name = 1;
+  string name = 1 [(google.api.field_behavior) = IDENTIFIER];
 
   // Output only. The ID of the label.
   int64 label_id = 2 [(google.api.field_behavior) = OUTPUT_ONLY];

packages/google-shopping-css/protos/google/shopping/css/v1/css_product_common.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -137,7 +137,7 @@ message Attributes {
 
   // The cut of the item. It can be used to represent combined size types for
   // apparel items. Maximum two of size types can be provided (see
-  // [https://support.google.com/merchants/answer/6324497](size type)).
+  // [size type](https://support.google.com/merchants/answer/6324497).
   repeated string size_types = 28;
 
   // Shared identifier for all variants of the same product.
@@ -212,6 +212,31 @@ message Attributes {
   // Number of periods (months or years) and amount of payment per period
   // for an item with an associated subscription contract.
   HeadlineOfferSubscriptionCost headline_offer_subscription_cost = 52;
+
+  // Number of reviews of the product. Required if
+  // [`rating`][google.shopping.css.v1.Attributes.rating] is provided.
+  // This field is for an upcoming feature and is not yet used.
+  optional int64 review_count = 54;
+
+  // Minimum rating score of the product. Required if
+  // [`rating`][google.shopping.css.v1.Attributes.rating] is provided.
+  // This field is for an upcoming feature and is not yet used.
+  optional int64 min_rating = 55;
+
+  // Maximum rating score of the product. Required if
+  // [`rating`][google.shopping.css.v1.Attributes.rating] is provided.
+  // This field is for an upcoming feature and is not yet used.
+  optional int64 max_rating = 56;
+
+  // Average rating score of the product. The value must be within the
+  // range of [`min_rating`, `max_rating`], inclusive. When displayed on the
+  // product page, this rating is normalized to a scale of [1, 5] with one
+  // decimal place. If provided,
+  // [`review_count`][google.shopping.css.v1.Attributes.review_count],
+  // [`min_rating`][google.shopping.css.v1.Attributes.min_rating], and
+  // [`max_rating`][google.shopping.css.v1.Attributes.max_rating] are also
+  // required. This field is for an upcoming feature and is not yet used.
+  optional double rating = 57;
 }
 
 // The certification for the product. Use the this attribute to describe

packages/google-shopping-css/protos/google/shopping/css/v1/css_product_inputs.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -89,13 +89,13 @@ message CssProductInput {
     pattern: "accounts/{account}/cssProductInputs/{css_product_input}"
   };
 
-  // The name of the CSS Product input.
+  // Identifier. The name of the CSS Product input.
   // Format:
   // `accounts/{account}/cssProductInputs/{css_product_input}`, where the
   // last section `css_product_input` consists of 3 parts:
   // contentLanguage~feedLabel~offerId. Example:
   // accounts/123/cssProductInputs/de~DE~rawProvidedId123
-  string name = 1;
+  string name = 1 [(google.api.field_behavior) = IDENTIFIER];
 
   // Output only. The name of the processed CSS Product.
   // Format:

packages/google-shopping-css/protos/google/shopping/css/v1/css_products.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -66,6 +66,7 @@ service CssProductsService {
 // The request message for the `GetCssProduct` method.
 message GetCssProductRequest {
   // Required. The name of the CSS product to retrieve.
+  // Format: `accounts/{account}/cssProducts/{css_product}`
   string name = 1 [
     (google.api.field_behavior) = REQUIRED,
     (google.api.resource_reference) = { type: "css.googleapis.com/CssProduct" }

packages/google-shopping-css/protos/google/shopping/css/v1/quota.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

packages/google-shopping-css/protos/google/shopping/type/types.proto

@@ -1,4 +1,4 @@
-// Copyright 2025 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -79,7 +79,6 @@ message CustomAttribute {
 //
 // Destinations are used in Merchant Center to allow you to control where the
 // products from your data feed should be displayed.
-//
 message Destination {
   // Destination values.
   enum DestinationEnum {
@@ -105,6 +104,25 @@ message Destination {
 
     // [YouTube Shopping](https://support.google.com/merchants/answer/12362804).
     YOUTUBE_SHOPPING = 6;
+
+    // Youtube shopping checkout.
+    YOUTUBE_SHOPPING_CHECKOUT = 7;
+
+    // [Youtube Affiliate](https://support.google.com/youtube/answer/13376398).
+    YOUTUBE_AFFILIATE = 8;
+
+    // [Free vehicle
+    // listings](https://support.google.com/merchants/answer/11189169).
+    FREE_VEHICLE_LISTINGS = 9;
+
+    // [Vehicle ads](https://support.google.com/merchants/answer/11189169).
+    VEHICLE_ADS = 10;
+
+    // [Cloud retail](https://cloud.google.com/solutions/retail).
+    CLOUD_RETAIL = 11;
+
+    // [Local cloud retail](https://cloud.google.com/solutions/retail).
+    LOCAL_CLOUD_RETAIL = 12;
   }
 }
 
@@ -115,7 +133,6 @@ message Destination {
 // ads](https://support.google.com/merchants/answer/6149970)) or a subset of
 // formats within a destination (for example, [Demand Gen
 // ads](https://support.google.com/merchants/answer/13389785)).
-//
 message ReportingContext {
   // Reporting context values.
   enum ReportingContextEnum {
@@ -155,6 +172,10 @@ message ReportingContext {
     // listings](https://support.google.com/merchants/answer/9199328).
     FREE_LISTINGS = 7;
 
+    // [Free product listings on UCP
+    // checkout](https://developers.google.com/merchant/ucp).
+    FREE_LISTINGS_UCP_CHECKOUT = 19;
+
     // [Free local product
     // listings](https://support.google.com/merchants/answer/9825611).
     FREE_LOCAL_LISTINGS = 8;
@@ -163,6 +184,9 @@ message ReportingContext {
     // listings](https://support.google.com/merchants/answer/11544533).
     FREE_LOCAL_VEHICLE_LISTINGS = 9;
 
+    // [Youtube Affiliate](https://support.google.com/youtube/answer/13376398).
+    YOUTUBE_AFFILIATE = 18;
+
     // [YouTube
     // Shopping](https://support.google.com/merchants/answer/13478370).
     YOUTUBE_SHOPPING = 10;
@@ -172,6 +196,18 @@ message ReportingContext {
 
     // [Local cloud retail](https://cloud.google.com/solutions/retail).
     LOCAL_CLOUD_RETAIL = 12;
+
+    // [Product
+    // Reviews](https://support.google.com/merchants/answer/14620732).
+    PRODUCT_REVIEWS = 15;
+
+    // [Merchant
+    // Reviews](https://developers.google.com/merchant-review-feeds).
+    MERCHANT_REVIEWS = 16;
+
+    // YouTube Checkout
+    // .
+    YOUTUBE_CHECKOUT = 17;
   }
 }