TBR: publish v4

Change-Id: I3da6b746ffbdb3e4e61bfbcb97701ceae9326243
diff --git a/pubspec.yaml b/pubspec.yaml
index 7df910e..0661242 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@
 description: Discovery is a discovery system for developers that makes it easy to advertise apps and scan for them. It works over MDNS and BLE.
 homepage: https://github.com/vanadium/mojo.discovery
 name: v23discovery
-version: 0.0.3
+version: 0.0.4
 dependencies:
   mojo: '>=0.3.0 <0.5.0'
 dev_dependencies: