[fix] oscar theme: use SearXNG logo and wordmark

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

searx/templates/oscar/index.html

@@ -4,10 +4,10 @@
     <div class="row">{{- "" -}}
         <div class="text-center col-sm-12 col-md-12">
             {%- if cookies['oscar-style'] == 'pointhi' -%}
-                <h1 class="text-hide center-block"><img class="center-block img-responsive" src="{{ url_for('static', filename='img/searx_logo.png') }}" alt="searx logo"/>SearXNG</h1>
+                <h1 class="text-hide center-block"><img class="center-block img-responsive" src="{{ url_for('static', filename='img/searxng-logo.svg') }}" alt="searx logo"/>SearXNG</h1>
             {%- else -%}
                 <div class="text-hide center-block" id="main-logo">{{- "" -}}
-                    <img class="center-block img-responsive" src="{{ url_for('static', filename='img/logo_searx_a.png') }}" alt="searx logo" />SearXNG{{- "" -}}
+                    <img class="center-block img-responsive" src="{{ url_for('static', filename='img/searxng.svg') }}" alt="searx logo" />SearXNG{{- "" -}}
                 </div>
             {%- endif -%}
         </div>{{- "" -}}

tests/unit/test_webapp.py

@@ -83,7 +83,7 @@ class ViewsTestCase(SearxTestCase):
         result = self.app.post('/')
         self.assertEqual(result.status_code, 200)
         self.assertIn(b'<div class="text-hide center-block" id="main-logo">'
-                      + b'<img class="center-block img-responsive" src="/static/themes/oscar/img/logo_searx_a.png"'
+                      + b'<img class="center-block img-responsive" src="/static/themes/oscar/img/searxng.svg"'
                       + b' alt="searx logo" />SearXNG</div>', result.data)
 
     def test_index_html_post(self):