try using b64 encoded inline svgs

screenless/bureau/publications/news.html

@@ -6,6 +6,7 @@
     @media print {
       @page {
         size: A4;
+        margin: 1cm;
       }
     }
     html {
@@ -76,9 +77,9 @@
       text-align: left;
       margin-top: 0.25em;
     }
-    .entry .barcode svg {
+    .entry .barcode img {
-      width: 100%;
+      /*width: 100%;
-      height: auto;
+      height: auto;*/
       /*width: 130%;
       margin-left: -15%;*/
     }

screenless/bureau/publications/publications.py

@@ -1,4 +1,5 @@
 # publications office for reading and writing
+from base64 import b64encode
 from datetime import datetime
 import io
 import json
@@ -272,6 +273,9 @@ class Publications(Bureau):
                 entry.source = feed.feed.title
                 entry.dbhash = self._make_shorturl(entry.link)
                 entry.svg = code128.svg("PBr." + entry.dbhash)
+                encoded_svg = b64encode(entry.svg).decode()
+                encoded_data = "data:image/svg+xml;charset=utf-8;base64," + encoded_svg
+                entry.svg = '<img src="%s"/>' % encoded_data
 
                 # skip bogus entries with no text
                 if not hasattr(entry, "summary"):