[Enhancement] Misc fixes 2024-03-29 (#150)

* Removes header to allow embedding in frame

* Escaped links in podcast RSS builder

* Turned homepage sections into clickable links

* Enabled live dashboard in all ENVs

* Ensured download worker always returns a 2-member tuple

mix.exs

@@ -33,7 +33,7 @@ defmodule Pinchflat.MixProject do
   def application do
     [
       mod: {Pinchflat.Application, []},
-      extra_applications: [:logger, :runtime_tools, :inets]
+      extra_applications: [:logger, :runtime_tools, :inets, :os_mon]
     ]
   end
 
@@ -50,6 +50,7 @@ defmodule Pinchflat.MixProject do
       {:phoenix_ecto, "~> 4.4"},
       {:ecto_sql, "~> 3.10"},
       {:ecto_sqlite3, ">= 0.0.0"},
+      {:ecto_sqlite3_extras, "~> 1.2.0"},
       {:phoenix_html, "~> 3.3"},
       {:phoenix_live_reload, "~> 1.2", only: :dev},
       {:phoenix_live_view, "~> 0.20.1"},