net.connect: Add some TODOs and FIXMEs

And mention issue numbers: #1246, #1428 and #1429

net/resolvers/basic.lua

@@ -7,6 +7,10 @@ local unpack = table.unpack or unpack; -- luacheck: ignore 113
 local methods = {};
 local resolver_mt = { __index = methods };
 
+-- TODO Respect use_ipv4, use_ipv6
+-- FIXME #1428 Reuse DNS resolver object (from service resolver)
+-- FIXME #1429 Close DNS resolver object when done
+
 -- Find the next target to connect to, and
 -- pass it to cb()
 function methods:next(cb)