feat: add csv_utf8 export type (#44)

Author: gaetansenn

openapi/components/parameters.yaml

@@ -90,13 +90,14 @@ Fields:
       type: string
 Export:
   name: export
-  description: Saves the API response to a file. Accepts one of `csv`, `json`, `xml`, `yaml`.
+  description: Saves the API response to a file. Accepts one of `csv`, `csv_utf8`, `json`, `xml`, `yaml`.
   in: query
   required: false
   schema:
     type: string
     enum:
     - csv
+    - csv_utf8
     - json
     - xml
     - yaml

openapi/paths/utils/export/_collection/export.yaml

@@ -15,11 +15,13 @@ requestBody:
         properties:
           format:
             type: string
-            description: 'What file format to save the export to. One of `csv`, `xml`,`json`'
+            description: 'What file format to save the export to. One of `csv`, `csv_utf8`, `xml`, `json`, `yaml`'
             enum:
               - csv
+              - csv_utf8
               - xml
               - json
+              - yaml
           query:
             $ref: ../../../../components/schemas/query.yaml
           file: