[mod] drop unused setting option brand:twitter_url

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

docs/admin/engines/settings.rst

@@ -73,9 +73,6 @@ Global Settings
 ``wiki_url``:
   Link to your wiki (or ``false``)
 
-``twitter_url``:
-  Link to your tweets (or ``false``)
-
 
 ``server:``
 -----------

searx/__init__.py

@@ -96,9 +96,4 @@ class _brand_namespace:  # pylint: disable=invalid-name
     def WIKI_URL(self):
         return self.get_val('brand', 'wiki_url')
 
-    @property
-    def TWITTER_URL(self):
-        return self.get_val('brand', 'twitter_url')
-
-
 brand = _brand_namespace()

searx/settings_defaults.py

@@ -137,7 +137,6 @@ SCHEMA = {
         'docs_url': SettingsValue(str, None),
         'public_instances': SettingsValue(str, None),
         'wiki_url': SettingsValue(str, None),
-        'twitter_url': SettingsValue(str, None),
     },
     'search': {
         'safe_search': SettingsValue((0,1,2), 0),

utils/brand.env

@@ -6,4 +6,3 @@ export DOCS_URL='https://searxng.github.io/searxng'
 export PUBLIC_INSTANCES='https://searx.space'
 export CONTACT_URL=''
 export WIKI_URL='https://github.com/searxng/searxng/wiki'
-export TWITTER_URL=''

utils/build_env.py

@@ -35,7 +35,6 @@ name_val = [
     ('PUBLIC_INSTANCES'       , _env('brand.public_instances', '')),
     ('CONTACT_URL'            , _env('general.contact_url', '')),
     ('WIKI_URL'               , _env('brand.wiki_url', '')),
-    ('TWITTER_URL'            , _env('brand.twitter_url', '')),
 ]
 
 brand_env = 'utils' + sep + 'brand.env'