fix info/neighbor page loading

.gitignore

@@ -42,3 +42,4 @@ k8s/secrets.yaml
 
 /vendor
 /temp
+server.log

config/dev.exs

@@ -17,7 +17,7 @@ config :aprsme, Aprsme.Repo,
   pool_size: 10,
   pool_timeout: 5000,
   timeout: 15_000,
-  log: false,
+  log: :debug,
   types: Aprsme.PostgresTypes
 
 config :aprsme, AprsmeWeb.Endpoint,

lib/aprsme/packets/query_builder.ex

@@ -38,11 +38,12 @@ defmodule Aprsme.Packets.QueryBuilder do
 
   @doc """
   Filters query by exact callsign match (case-insensitive).
+  Uses the functional index on upper(sender) for performance.
   """
   @spec for_callsign(Ecto.Query.t(), String.t()) :: Ecto.Query.t()
   def for_callsign(query, callsign) when is_binary(callsign) do
     normalized = String.upcase(String.trim(callsign))
-    from p in query, where: ilike(p.sender, ^normalized)
+    from p in query, where: fragment("upper(?)", p.sender) == ^normalized
   end
 
   @doc """

lib/aprsme_web/live/packets_live/callsign_view.ex

@@ -117,7 +117,9 @@ defmodule AprsmeWeb.PacketsLive.CallsignView do
         limit: ^limit
 
     # Apply callsign filter using sender field for exact matching
-    filtered_query = from p in query, where: ilike(p.sender, ^callsign)
+    # Use functional index on upper(sender) for performance
+    normalized_callsign = String.upcase(String.trim(callsign))
+    filtered_query = from p in query, where: fragment("upper(?)", p.sender) == ^normalized_callsign
 
     filtered_query
     |> Repo.all()