Align translations on conversation, ticket and ticket reply parts in Preview

Declare the original key on every translations map, stop marking it as
required (it is omitted when the source locale is unknown), note that the
field is available from API version 2.16, and use French in every example.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Author: yasser-aboelgheit-intercom

descriptions/0/api.intercom.io.yaml

@@ -15204,6 +15204,10 @@ paths:
                         metadata: {}
                         email_message_metadata:
                         app_package_code: null
+                        translations:
+                          original: en
+                          en: "<p>Goodbye :)</p>"
+                          fr: "<p>Au revoir :)</p>"
                       total_count: 1
                 Snooze a conversation:
                   value:
@@ -36144,21 +36148,23 @@ components:
           type: object
           nullable: true
           description: >-
-            A map of the reply text keyed by locale code. Only present on the
-            Preview API version and backs the `conversation.admin.replied.translated`
-            webhook topic. The special `original` key holds the source locale code
-            of the reply; every other key is a locale code whose value is the reply
-            text translated into that locale, as HTML in the same format as `body`.
-            The `body` field is unchanged and always
-            stays in the original source language. Available in the Preview API version
-            only (set `Intercom-Version: Preview`). This webhook topic is not sent for
-            every translated reply: it is suppressed when the reply's `body` contains
-            any text outside an HTML block element, which includes plain-text replies
-            created through the REST API.
+            A map of the reply text keyed by locale code, with values in the
+            same format as `body` (HTML by default). Backs the
+            `conversation.admin.replied.translated` webhook topic. The special
+            `original` key holds the source locale code of the reply when it is
+            known; every other key is a locale code whose value is the reply text
+            translated into that locale. The `translations` field does not modify
+            `body`. Available from API version 2.16.
+            This webhook topic is not sent for every translated reply: it is
+            suppressed when the reply's `body` contains any text outside an HTML block
+            element, which includes plain-text replies created through the REST API.
             Wrap the body in `<p>`, `<div>`, or another supported block element to
             avoid this.
-          required:
-            - original
+          properties:
+            original:
+              type: string
+              description: The locale code identifying the language the reply was originally written in.
+              example: en
           additionalProperties:
             type: string
           example:
@@ -45044,21 +45050,23 @@ components:
           type: object
           nullable: true
           description: >-
-            A map of the reply text keyed by locale code. Only present on the
-            Preview API version and backs the `ticket.admin.replied.translated`
-            webhook topic. The special `original` key holds the source locale code
-            of the reply; every other key is a locale code whose value is the reply
-            text translated into that locale, as HTML in the same format as `body`.
-            The `body` field is unchanged and always
-            stays in the original source language. Available in the Preview API version
-            only (set `Intercom-Version: Preview`). This webhook topic is not sent for
-            every translated reply: it is suppressed when the reply's `body` contains
-            any text outside an HTML block element, which includes plain-text replies
-            created through the REST API.
+            A map of the reply text keyed by locale code, with values in the
+            same format as `body` (HTML by default). Backs the
+            `ticket.admin.replied.translated` webhook topic. The special
+            `original` key holds the source locale code of the reply when it is
+            known; every other key is a locale code whose value is the reply text
+            translated into that locale. The `translations` field does not modify
+            `body`. Available from API version 2.16.
+            This webhook topic is not sent for every translated reply: it is
+            suppressed when the reply's `body` contains any text outside an HTML block
+            element, which includes plain-text replies created through the REST API.
             Wrap the body in `<p>`, `<div>`, or another supported block element to
             avoid this.
-          required:
-            - original
+          properties:
+            original:
+              type: string
+              description: The locale code identifying the language the reply was originally written in.
+              example: en
           additionalProperties:
             type: string
           example:
@@ -45238,21 +45246,23 @@ components:
           type: object
           nullable: true
           description: >-
-            A map of the reply text keyed by locale code. Only present on the
-            Preview API version and backs the `ticket.admin.replied.translated`
-            webhook topic. The special `original` key holds the source locale code
-            of the reply; every other key is a locale code whose value is the reply
-            text translated into that locale, as HTML in the same format as `body`.
-            The `body` field is unchanged and always
-            stays in the original source language. Available in the Preview API version
-            only (set `Intercom-Version: Preview`). This webhook topic is not sent for
-            every translated reply: it is suppressed when the reply's `body` contains
-            any text outside an HTML block element, which includes plain-text replies
-            created through the REST API.
+            A map of the reply text keyed by locale code, with values in the
+            same format as `body` (HTML by default). Backs the
+            `ticket.admin.replied.translated` webhook topic. The special
+            `original` key holds the source locale code of the reply when it is
+            known; every other key is a locale code whose value is the reply text
+            translated into that locale. The `translations` field does not modify
+            `body`. Available from API version 2.16.
+            This webhook topic is not sent for every translated reply: it is
+            suppressed when the reply's `body` contains any text outside an HTML block
+            element, which includes plain-text replies created through the REST API.
             Wrap the body in `<p>`, `<div>`, or another supported block element to
             avoid this.
-          required:
-            - original
+          properties:
+            original:
+              type: string
+              description: The locale code identifying the language the reply was originally written in.
+              example: en
           additionalProperties:
             type: string
           example: