ci: Update publish step

.drone.yml

@@ -19,15 +19,18 @@ steps:
 
   - name: Publish
     image: curlimages/curl
+    environment:
+      PACKAGE_TOKEN:
+        from_secret: PACKAGE_TOKEN
     volumes:
       - name: cache
         path: /_cache
     commands:
       - env |grep DRONE
       - |
-        curl --user your_username:your_password_or_token \
+        curl -H "Authorization: token $PACKAGE_TOKEN" \
              --upload-file /_cache/bin/docmachine \
-           https://code.apps.glenux.net/api/packages/glenux/generic/docmachine-utils/1.0.0/docmachine
+           https://code.apps.glenux.net/api/packages/glenux/generic/docmachine-utils/$DRONE_TAG/docmachine
 
 # FIXME: handle multi-arch
 # FIXME: publish only on tags