add MuWire in File Sharing recommendations

Signed-off-by: Stephen L. <lrq3000@gmail.com>

_includes/sections/file-sharing.html

@@ -15,6 +15,19 @@
   openbsd="http://openports.se/net/onionshare"
 %}
 
+{% include cardv2.html
+  title="MuWire"
+  image="/assets/img/png/3rd-party/muwire.png"
+  image-dark="/assets/img/png/3rd-party/muwire-dark.png"
+  website="https://muwire.com/"
+  i2p="http://muwire.i2p/"
+  description="MuWire is an anonymous and open-source file-sharing program. You can share, search and download files of any type and size under a unique anonymous identity on the I2P network."
+  github="https://github.com/zlatinb/muwire"
+  windows="https://muwire.com/index-nojs.html"
+  mac="https://muwire.com/index-nojs.html"
+  linux="https://muwire.com/index-nojs.html"
+%}
+
 {% include cardv2.html
   title="Magic Wormhole"
   image="/assets/img/png/3rd-party/magic_wormhole.png"