Create dataset berria

- uid: berria
- type: primary
- description:
- name: berria
- description: Basque newspaper
- homepage: https://www.berria.eus/
- validated: True
- languages:
- language_names:
- Basque
- language_comments: Standard Basque
- language_locations:
- Western Europe
- Spain
- validated: False
- custodian:
- name: Euskal Editorea SM
- type: A commercial entity
- location: Spain
- contact_name: berria
- contact_email: webgunea@berria.eus
- contact_submitter: False
- additional:
- validated: False
- availability:
- procurement:
- for_download: No - we would need to spontaneously reach out to the current owners/custodians
- download_url:
- download_email: webgunea@berria.eus
- licensing:
- has_licenses: Yes
- license_text:
- license_properties:
- open license
- license_list:
- cc-by-sa-2.0: Creative Commons Attribution Share Alike 2.0 Generic
- pii:
- has_pii: Yes
- generic_pii_likely: somewhat likely
- generic_pii_list:
- names
- dates (birth, death, etc.)
- numeric_pii_likely: none
- numeric_pii_list:
- sensitive_pii_likely: very likely
- sensitive_pii_list:
- political opinions
- no_pii_justification_class:
- no_pii_justification_text:
- validated: False
- source_category:
- category_type: website
- category_web: news or magazine website
- category_media:
- validated: False
- media:
- category:
- text
- text_format:
- HTML
- audiovisual_format:
- image_format:
- text_is_transcribed: No
- instance_type: article
- instance_count: 100K

The requested file is berria.json; start by locating existing dataset JSON files and comparing their structure with the fields in this issue. Add the Berria metadata as listed, then confirm the new file follows the repository’s established dataset format.

Do mô hình lập chỉ mục viết ra từ nội dung của issue.