Update esbuild 0.27.4 and tailwind 4.2.2, add viewshed logging

config/config.exs

@@ -9,7 +9,7 @@ import Config
 
 # Configure esbuild (the version is required)
 config :esbuild,
-  version: "0.25.4",
+  version: "0.27.4",
   microwaveprop: [
     args:
       ~w(js/app.js --bundle --target=es2022 --outdir=../priv/static/assets/js --external:/fonts/* --external:/images/* --alias:@=.),
@@ -67,7 +67,7 @@ config :phoenix, :json_library, Jason
 
 # Configure tailwind (the version is required)
 config :tailwind,
-  version: "4.1.12",
+  version: "4.2.2",
   microwaveprop: [
     args: ~w(
       --input=assets/css/app.css

lib/microwaveprop_web/live/map_live.ex

@@ -6,6 +6,8 @@ defmodule MicrowavepropWeb.MapLive do
   alias Microwaveprop.Propagation.BandConfig
   alias Microwaveprop.Terrain.Viewshed
 
+  require Logger
+
   @default_band 10_000
   @initial_bounds %{
     "south" => 29.5,
@@ -121,6 +123,7 @@ defmodule MicrowavepropWeb.MapLive do
   @impl true
   def handle_async(:viewshed, {:ok, result}, socket) do
     points = Enum.map(result.boundary, fn p -> %{lat: p.lat, lon: p.lon} end)
+    Logger.info("Viewshed complete: #{length(points)} boundary points")
 
     socket =
       push_event(socket, "viewshed_result", %{
@@ -131,7 +134,8 @@ defmodule MicrowavepropWeb.MapLive do
     {:noreply, socket}
   end
 
-  def handle_async(:viewshed, {:exit, _reason}, socket) do
+  def handle_async(:viewshed, {:exit, reason}, socket) do
+    Logger.warning("Viewshed computation failed: #{inspect(reason)}")
     {:noreply, socket}
   end