Add nullable to preview urls

Author: sonallux

fixed-spotify-open-api.yml

@@ -5160,6 +5160,7 @@ components:
           description: The name of the track.
         preview_url:
           type: string
+          nullable: true
           description: |
             A URL to a 30 second preview (MP3 format) of the track.
         track_number:
@@ -5962,6 +5963,7 @@ components:
             The popularity of the track. The value will be between 0 and 100, with 100 being the most popular.<br/>The popularity of a track is a value between 0 and 100, with 100 being the most popular. The popularity is calculated by algorithm and is based, in the most part, on the total number of plays the track has had and how recent those plays are.<br/>Generally speaking, songs that are being played a lot now will have a higher popularity than songs that were played a lot in the past. Duplicate tracks (e.g. the same track from a single and an album) are rated independently. Artist and album popularity is derived mathematically from track popularity. _**Note**: the popularity value may lag actual popularity by a few days: the value is not updated in real time._
         preview_url:
           type: string
+          nullable: true
           description: |
             A link to a 30 second preview (MP3 format) of the track. Can be `null`
         track_number:
@@ -6025,6 +6027,7 @@ components:
       properties:
         audio_preview_url:
           type: string
+          nullable: true
           example: https://p.scdn.co/mp3-preview/2f37da1d4221f40b9d1a98cd191f4d6f1646ad17
           description: |
             A URL to a 30 second preview (MP3 format) of the episode. `null` if not available.
@@ -6556,6 +6559,7 @@ components:
       properties:
         audio_preview_url:
           type: string
+          nullable: true
           example: https://p.scdn.co/mp3-preview/2f37da1d4221f40b9d1a98cd191f4d6f1646ad17
           description: |
             A URL to a 30 second preview (MP3 format) of the episode. `null` if not available.

official-spotify-open-api.yml

@@ -5207,6 +5207,7 @@ components:
           description: The name of the track.
         preview_url:
           type: string
+          nullable: true
           description: |
             A URL to a 30 second preview (MP3 format) of the track.
           x-spotify-policy-list:
@@ -6040,6 +6041,7 @@ components:
             The popularity of the track. The value will be between 0 and 100, with 100 being the most popular.<br/>The popularity of a track is a value between 0 and 100, with 100 being the most popular. The popularity is calculated by algorithm and is based, in the most part, on the total number of plays the track has had and how recent those plays are.<br/>Generally speaking, songs that are being played a lot now will have a higher popularity than songs that were played a lot in the past. Duplicate tracks (e.g. the same track from a single and an album) are rated independently. Artist and album popularity is derived mathematically from track popularity. _**Note**: the popularity value may lag actual popularity by a few days: the value is not updated in real time._
         preview_url:
           type: string
+          nullable: true
           description: |
             A link to a 30 second preview (MP3 format) of the track. Can be `null`
           x-spotify-policy-list:
@@ -6107,6 +6109,7 @@ components:
       properties:
         audio_preview_url:
           type: string
+          nullable: true
           example: https://p.scdn.co/mp3-preview/2f37da1d4221f40b9d1a98cd191f4d6f1646ad17
           description: |
             A URL to a 30 second preview (MP3 format) of the episode. `null` if not available.
@@ -6658,6 +6661,7 @@ components:
       properties:
         audio_preview_url:
           type: string
+          nullable: true
           example: https://p.scdn.co/mp3-preview/2f37da1d4221f40b9d1a98cd191f4d6f1646ad17
           description: |
             A URL to a 30 second preview (MP3 format) of the episode. `null` if not available.