Bug Fix: Uploaded images not found by select all button or word cloud filter until page reload

The js function adding new uploads to the image picker wasn't setting the option value properly

Author: ajbozarth

static/webapp.js

@@ -2,14 +2,15 @@
 
 // Adds a new image to the image picker from the given return json of an upload
 function add_thumbnails(data) {
-    key_list = get_keys()
+    var key_list = get_keys();
     for (var i = 0; i < data.length; i++) {
         file_data = data[i];
         if (key_list.includes(file_data["file_name"]) == false) {
             $('#thumbnails select').prepend($("<option></option>")
                 .attr("data-img-src", file_data["file_name"])
                 .attr("data-img-label", file_data["caption"])
                 .attr("data-img-alt", file_data["caption"])
+                .attr("value", file_data["file_name"])
                 .text(file_data["caption"]));
         }
     }
@@ -205,6 +206,6 @@ $(function() {
                 $("#file-input").val("");
             }
         })
-    })
+    });
 
 });