Static blog with front page summary

Goal: have a personal blog, and try out another point in the 'modular
app design with elixir' space.

Designing OTP systems with elixir had some interesting ideas.

app/test/firehose_web/controllers/error_json_test.exs

@@ -0,0 +1,12 @@
+defmodule FirehoseWeb.ErrorJSONTest do
+  use FirehoseWeb.ConnCase, async: true
+
+  test "renders 404" do
+    assert FirehoseWeb.ErrorJSON.render("404.json", %{}) == %{errors: %{detail: "Not Found"}}
+  end
+
+  test "renders 500" do
+    assert FirehoseWeb.ErrorJSON.render("500.json", %{}) ==
+             %{errors: %{detail: "Internal Server Error"}}
+  end
+end