init: inital commit

lib/localiser/application.ex

@@ -0,0 +1,19 @@
+defmodule Localiser.Application do
+  use Application
+
+  @impl true
+  def start(_type, _args) do
+    children = [
+      Localiser.Repo,
+      {Registry, keys: :unique, name: Localiser.Registry},
+      {Phoenix.PubSub, name: Localiser.PubSub},
+      Localiser.MQTT.Supervisor,
+      Localiser.RSSI.Buffer,
+      Localiser.Localisation.Filter.Supervisor,
+      Localiser.Localisation.Floor.Supervisor
+    ]
+
+    opts = [strategy: :one_for_one, name: Localiser.Supervisor]
+    Supervisor.start_link(children, opts)
+  end
+end