pfandcha: Add new bad picture

store/templates/index.html

@@ -221,7 +221,7 @@
 
             // constants in case you get new pictures
             const good_pic_count = 8;
-            const bad_pic_count = 17;
+            const bad_pic_count = 18;
             const flaschen_pic_count = 4;
             function pic_path_format(type, i) {
                 return 'static/pfandcha/pfandcha_' + type + '_' + i + '.png';