feat: explain mobile evidence screenshots (Closes #827)

src/frontend_bundle.py

@@ -35,7 +35,7 @@ FEATURE_SOURCES = {
         "static/assign-and-start.js", "static/queue-today.js",
         "static/draft-filing-session.js", "static/draft-capacity-dialog.js", "static/work-selection.js",
         "static/today-work.js", "static/pick-work.js", "static/batch-find-work.js",
-        "static/search-batch-plan.js", "static/issue-evidence-review.js",
+        "static/search-batch-plan.js", "static/issue-evidence-review.js", "static/issue-attachment.js",
     ),
 }
 CACHE_DECLARATION = re.compile(