Add back button

app/corpora/views.py

@@ -74,7 +74,8 @@ def corpus_analysis(corpus_id):
         return redirect(url_for('corpora.corpus_analysis', corpus_id=corpus_id,
                                 query=query, hits_per_page=hits_per_page,
                                 context=context))
-    return render_template('corpora/corpus_analysis.html.j2', corpus=corpus,
+    return render_template('corpora/corpus_analysis.html.j2',
+                           corpus_id=corpus_id,
                            form=form, dl_form=dl_form,
                            title='Corpus: {}'.format(corpus.title))
 

app/templates/corpora/corpus_analysis.html.j2

 {% extends "full_width.html.j2" %}
 
 {% block page_content %}
+
 <div class="col s12 m3 l3 sticky">
+  <a class="waves-effect waves-light btn" href="{{ url_for('corpora.corpus', corpus_id=corpus_id) }}"><i class="material-icons left">arrow_back</i>Back to corpus overview</a>
   <div class="card">
     <form id="query_form" method="POST">
     <div class="card-content">