Use minimal single-column layout for all finger results

Unify the interactive /finger page on the same results-first layout
introduced for direct /finger/<user> links: drop the two-column view
(About Finger panel, success banner, timestamp, back-to-home button)
and the now-unused direct flag.

app.py

@@ -167,7 +167,7 @@ def finger_direct(username):
             else:
                 error = output
     
-    return render_template('finger.html', title=f'Finger - {username}', result=result, error=error, username=username, direct=True)
+    return render_template('finger.html', title=f'Finger - {username}', result=result, error=error, username=username)
 
 @app.route('/api/finger')
 @app.route('/api/finger/<path:username>')