print following messages over party chat

ace.lua

@@ -1,6 +1,7 @@
-local addonName = ...
+local addonName, G = ...
+
+local ace = LibStub('AceAddon-3.0'):NewAddon(addonName, 'AceComm-3.0', 'AceConsole-3.0', 'AceSerializer-3.0')
 
-local ace = LibStub('AceAddon-3.0'):NewAddon(addonName, 'AceConsole-3.0')
 LibStub('AceConfig-3.0'):RegisterOptionsTable(addonName, {
   type = 'group',
   args = {
@@ -33,3 +34,11 @@ local handleCommand = LibStub('AceConfigCmd-3.0').HandleCommand
 ace:RegisterChatCommand(slash, function(input)
   handleCommand(ace, slash, addonName, input)
 end)
+
+ace:RegisterComm(addonName, function(_, value, _, sender)
+  print(('%s is following %s.'):format(sender, value))
+end)
+
+G.DataWatch('following', function(value)
+  ace:SendCommMessage(addonName, tostring(value), 'PARTY')
+end)

build.yaml

@@ -2,8 +2,10 @@ addon: Ferronnizer
 deps:
   ace.lua:
   - libs/AceAddon-3.0/AceAddon-3.0.lua
+  - libs/AceComm-3.0/AceComm-3.0.lua
   - libs/AceConsole-3.0/AceConsole-3.0.lua
   - libs/AceConfig-3.0/AceConfig-3.0.lua
+  - libs/AceSerializer-3.0/AceSerializer-3.0.lua
   - ui.lua
   actions.lua:
   - bandagedb.lua
@@ -29,6 +31,9 @@ deps:
   - util.lua
   equip.lua:
   - datawatch.lua
+  libs/AceComm-3.0/AceComm-3.0.lua:
+  - libs/AceComm-3.0/ChatThrottleLib.lua
+  - libs/CallbackHandler-1.0/CallbackHandler-1.0.lua
   libs/AceConfig-3.0/AceConfig-3.0.lua:
   - libs/AceConfig-3.0/AceConfigCmd-3.0/AceConfigCmd-3.0.lua
   - libs/AceConfig-3.0/AceConfigRegistry-3.0/AceConfigRegistry-3.0.lua
@@ -106,8 +111,10 @@ deps:
   - util.lua
 libs:
   AceAddon-3.0: https://repos.wowace.com/wow/ace3/trunk/AceAddon-3.0
+  AceComm-3.0: https://repos.wowace.com/wow/ace3/trunk/AceComm-3.0
   AceConfig-3.0: https://repos.wowace.com/wow/ace3/trunk/AceConfig-3.0
   AceConsole-3.0: https://repos.wowace.com/wow/ace3/trunk/AceConsole-3.0
+  AceSerializer-3.0: https://repos.wowace.com/wow/ace3/trunk/AceSerializer-3.0
   CallbackHandler-1.0:  https://repos.wowace.com/wow/callbackhandler/trunk/CallbackHandler-1.0
   LibStub: https://repos.wowace.com/wow/libstub/trunk
 roots: