Add Honeycomb open telemetry trace to LiquidVoting.list_votes/1 and votes/3

lib/liquid_voting/voting.ex

@@ -24,10 +24,6 @@ defmodule LiquidVoting.Voting do
 
   """
   def create_vote(attrs \\ %{}) do
-    Tracer.with_span "operation" do
-      Tracer.set_attributes([{:a_key, "a_value"}])
-    end
-
     Repo.transaction(fn ->
       # TODO: refactor case statements into small functions.
 
@@ -65,10 +61,14 @@ defmodule LiquidVoting.Voting do
 
   """
   def list_votes(organization_id) do
-    Vote
-    |> where(organization_id: ^organization_id)
-    |> Repo.all()
-    |> Repo.preload([:participant])
+    Tracer.with_span "LV/voting" do
+      Tracer.set_attributes([{:action, "list_votes"}, {:organization_id, organization_id}])
+
+      Vote
+      |> where(organization_id: ^organization_id)
+      |> Repo.all()
+      |> Repo.preload([:participant])
+    end
   end
 
   @doc """

lib/liquid_voting_web/resolvers/voting.ex

@@ -1,4 +1,6 @@
 defmodule LiquidVotingWeb.Resolvers.Voting do
+  require OpenTelemetry.Tracer, as: Tracer
+
   alias LiquidVoting.{Voting, VotingResults}
   alias LiquidVotingWeb.Schema.ChangesetErrors
 
@@ -25,8 +27,13 @@ defmodule LiquidVotingWeb.Resolvers.Voting do
   def votes(_, %{proposal_url: proposal_url}, %{context: %{organization_id: organization_id}}),
     do: {:ok, Voting.list_votes_by_proposal(proposal_url, organization_id)}
 
-  def votes(_, _, %{context: %{organization_id: organization_id}}),
-    do: {:ok, Voting.list_votes(organization_id)}
+  def votes(_, _, %{context: %{organization_id: organization_id}}) do
+    Tracer.with_span "resolvers/voting" do
+      Tracer.set_attributes([{:action, "votes"}, {:organization_id, organization_id}])
+
+      {:ok, Voting.list_votes(organization_id)}
+    end
+  end
 
   def vote(_, %{id: id}, %{context: %{organization_id: organization_id}}),
     do: {:ok, Voting.get_vote!(id, organization_id)}