Tell the tape page which font the labels will use

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Vunz4VLxAYDBnU5tLciLDC

app/routes/labels_tape.py

@@ -151,6 +151,7 @@ def index():
             ('colour', 'Colour name'), ('accent', 'Colour stripe'),
         ],
         printer=config,
+        font_info=tape_printer.font_report(),
     )