feat(youtube): update the API

#### youtube:v3

The following keys were added:
- resources.tests.methods.insert.parameters.onBehalfOfContentOwnerChannel.location
- resources.tests.methods.insert.parameters.onBehalfOfContentOwnerChannel.type
- schemas.LiveChatGiftDetails.description
- schemas.LiveChatGiftDetails.id
- schemas.LiveChatGiftDetails.properties.altText.description
- schemas.LiveChatGiftDetails.properties.altText.type
- schemas.LiveChatGiftDetails.properties.comboCount.description
- schemas.LiveChatGiftDetails.properties.comboCount.format
- schemas.LiveChatGiftDetails.properties.comboCount.type
- schemas.LiveChatGiftDetails.properties.giftDuration.description
- schemas.LiveChatGiftDetails.properties.giftDuration.format
- schemas.LiveChatGiftDetails.properties.giftDuration.type
- schemas.LiveChatGiftDetails.properties.giftName.description
- schemas.LiveChatGiftDetails.properties.giftName.type
- schemas.LiveChatGiftDetails.properties.giftUrl.description
- schemas.LiveChatGiftDetails.properties.giftUrl.type
- schemas.LiveChatGiftDetails.properties.hasVisualEffect.description
- schemas.LiveChatGiftDetails.properties.hasVisualEffect.type
- schemas.LiveChatGiftDetails.properties.jewelsAmount.description
- schemas.LiveChatGiftDetails.properties.jewelsAmount.format
- schemas.LiveChatGiftDetails.properties.jewelsAmount.type
- schemas.LiveChatGiftDetails.properties.language.description
- schemas.LiveChatGiftDetails.properties.language.type
- schemas.LiveChatGiftDetails.type
- schemas.LiveChatMessageSnippet.properties.giftDetails.$ref
- schemas.LiveChatMessageSnippet.properties.giftDetails.description

The following keys were changed:
- schemas.LiveChatMessageSnippet.description
- schemas.LiveChatMessageSnippet.properties.type.enum
- schemas.LiveChatMessageSnippet.properties.type.enumDescriptions

Author: yoshi-automation

discovery/youtube-v3.json

@@ -3305,6 +3305,10 @@
               "location": "query",
               "type": "string"
             },
+            "onBehalfOfContentOwnerChannel": {
+              "location": "query",
+              "type": "string"
+            },
             "part": {
               "location": "query",
               "repeated": true,
@@ -4172,7 +4176,7 @@
       }
     }
   },
-  "revision": "20260112",
+  "revision": "20260323",
   "rootUrl": "https://youtube.googleapis.com/",
   "schemas": {
     "AbuseReport": {
@@ -8802,6 +8806,48 @@
       },
       "type": "object"
     },
+    "LiveChatGiftDetails": {
+      "description": "Details about the gift event, this is only set if the type is 'giftEvent'.",
+      "id": "LiveChatGiftDetails",
+      "properties": {
+        "altText": {
+          "description": "The alternative text to be used for accessibility.",
+          "type": "string"
+        },
+        "comboCount": {
+          "description": "The number of times the gift has been sent in a row.",
+          "format": "int32",
+          "type": "integer"
+        },
+        "giftDuration": {
+          "description": "The duration of the gift.",
+          "format": "google-duration",
+          "type": "string"
+        },
+        "giftName": {
+          "description": "The name of the gift.",
+          "type": "string"
+        },
+        "giftUrl": {
+          "description": "The URL of the gift image.",
+          "type": "string"
+        },
+        "hasVisualEffect": {
+          "description": "Whether the gift involves a visual effect.",
+          "type": "boolean"
+        },
+        "jewelsAmount": {
+          "description": "The value of the gift in jewels.",
+          "format": "int32",
+          "type": "integer"
+        },
+        "language": {
+          "description": "The BCP-47 language code of the gift.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "LiveChatGiftMembershipReceivedDetails": {
       "id": "LiveChatGiftMembershipReceivedDetails",
       "properties": {
@@ -8995,7 +9041,7 @@
       "type": "object"
     },
     "LiveChatMessageSnippet": {
-      "description": "Next ID: 34",
+      "description": "Next ID: 35",
       "id": "LiveChatMessageSnippet",
       "properties": {
         "authorChannelId": {
@@ -9011,6 +9057,10 @@
           "deprecated": true,
           "description": "Details about the funding event, this is only set if the type is 'fanFundingEvent'."
         },
+        "giftDetails": {
+          "$ref": "LiveChatGiftDetails",
+          "description": "Details about the gift event, this is only set if the type is 'giftEvent'."
+        },
         "giftMembershipReceivedDetails": {
           "$ref": "LiveChatGiftMembershipReceivedDetails",
           "description": "Details about the Gift Membership Received event, this is only set if the type is 'giftMembershipReceivedEvent'."
@@ -9080,7 +9130,8 @@
             "userBannedEvent",
             "superChatEvent",
             "superStickerEvent",
-            "pollEvent"
+            "pollEvent",
+            "giftEvent"
           ],
           "enumDescriptions": [
             "",
@@ -9099,7 +9150,8 @@
             "",
             "",
             "",
-            ""
+            "",
+            "A virtual gift sent by a viewer to support a creator."
           ],
           "type": "string"
         },

src/apis/youtube/v3.ts

@@ -2347,6 +2347,43 @@ export namespace youtube_v3 {
      */
     userComment?: string | null;
   }
+  /**
+   * Details about the gift event, this is only set if the type is 'giftEvent'.
+   */
+  export interface Schema$LiveChatGiftDetails {
+    /**
+     * The alternative text to be used for accessibility.
+     */
+    altText?: string | null;
+    /**
+     * The number of times the gift has been sent in a row.
+     */
+    comboCount?: number | null;
+    /**
+     * The duration of the gift.
+     */
+    giftDuration?: string | null;
+    /**
+     * The name of the gift.
+     */
+    giftName?: string | null;
+    /**
+     * The URL of the gift image.
+     */
+    giftUrl?: string | null;
+    /**
+     * Whether the gift involves a visual effect.
+     */
+    hasVisualEffect?: boolean | null;
+    /**
+     * The value of the gift in jewels.
+     */
+    jewelsAmount?: number | null;
+    /**
+     * The BCP-47 language code of the gift.
+     */
+    language?: string | null;
+  }
   export interface Schema$LiveChatGiftMembershipReceivedDetails {
     /**
      * The ID of the membership gifting message that is related to this gift membership. This ID will always refer to a message whose type is 'membershipGiftingEvent'.
@@ -2488,7 +2525,7 @@ export namespace youtube_v3 {
     retractedMessageId?: string | null;
   }
   /**
-   * Next ID: 34
+   * Next ID: 35
    */
   export interface Schema$LiveChatMessageSnippet {
     /**
@@ -2503,6 +2540,10 @@ export namespace youtube_v3 {
      * Details about the funding event, this is only set if the type is 'fanFundingEvent'.
      */
     fanFundingEventDetails?: Schema$LiveChatFanFundingEventDetails;
+    /**
+     * Details about the gift event, this is only set if the type is 'giftEvent'.
+     */
+    giftDetails?: Schema$LiveChatGiftDetails;
     /**
      * Details about the Gift Membership Received event, this is only set if the type is 'giftMembershipReceivedEvent'.
      */
@@ -16052,6 +16093,8 @@ export namespace youtube_v3 {
      *   const res = await youtube.tests.insert({
      *     externalChannelId: 'placeholder-value',
      *
+     *     onBehalfOfContentOwnerChannel: 'placeholder-value',
+     *
      *     part: 'placeholder-value',
      *
      *     // Request body metadata
@@ -16175,6 +16218,10 @@ export namespace youtube_v3 {
      *
      */
     externalChannelId?: string;
+    /**
+     *
+     */
+    onBehalfOfContentOwnerChannel?: string;
     /**
      *
      */