[refactor] codeberg: use gitea engine

searx/settings.yml

@@ -801,26 +801,12 @@ engines:
     engine: github
     shortcut: gh
 
-    # This a Gitea service. If you would like to use a different instance,
-    # change codeberg.org to URL of the desired Gitea host. Or you can create a
-    # new engine by copying this and changing the name, shortcut and search_url.
-
   - name: codeberg
-    engine: json_engine
+    # https://docs.searxng.org/dev/engines/online/gitea.html
-    search_url: https://codeberg.org/api/v1/repos/search?q={query}&limit=10
+    engine: gitea
-    url_query: html_url
+    base_url: https://codeberg.org
-    title_query: name
-    content_query: description
-    categories: [it, repos]
     shortcut: cb
     disabled: true
-    about:
-      website: https://codeberg.org/
-      wikidata_id:
-      official_api_documentation: https://try.gitea.io/api/swagger
-      use_official_api: false
-      require_api_key: false
-      results: JSON
 
   - name: gitea.com
     engine: gitea