Serve static app from plug server proper

.formatter.exs

@@ -1,4 +1,5 @@
 # Used by "mix format"
 [
+  import_deps: [:plug],
   inputs: ["{mix,.formatter}.exs", "{config,lib,test}/**/*.{ex,exs}"]
 ]

config/dev.exs

@@ -0,0 +1,4 @@
+config :plug_live_reload,
+  patterns: [
+    ~r"priv/static/.*(html|js|css|png|jpeg|jpg|gif|svg)$"
+  ]

lib/jenot/application.ex

@@ -1,6 +1,4 @@
 defmodule Jenot.Application do
-  # See https://hexdocs.pm/elixir/Application.html
-  # for more information on OTP Applications
   @moduledoc false
 
   use Application
@@ -8,12 +6,9 @@ defmodule Jenot.Application do
   @impl true
   def start(_type, _args) do
     children = [
-      # Starts a worker by calling: Jenot.Worker.start_link(arg)
-      # {Jenot.Worker, arg}
+      {Bandit, plug: Jenot.Web, scheme: :http, port: 4000}
     ]
 
-    # See https://hexdocs.pm/elixir/Supervisor.html
-    # for other strategies and supported options
     opts = [strategy: :one_for_one, name: Jenot.Supervisor]
     Supervisor.start_link(children, opts)
   end

lib/jenot/web.ex

@@ -0,0 +1,48 @@
+defmodule Jenot.Web do
+  @moduledoc """
+  Web server
+  """
+
+  use Plug.Router
+
+  if Mix.env() == :dev do
+    plug PlugLiveReload
+  end
+
+  plug Plug.Logger
+
+  plug :service_worker_header
+
+  plug Plug.Static,
+    at: "/",
+    only: ~w(img js index.html site.webmanifest style.css),
+    from: {:jenot, "priv/static"}
+
+  plug :match
+  plug :dispatch
+
+  get "/" do
+    priv_dir = :code.priv_dir(:jenot)
+    index_path = Path.join([priv_dir, "static", "index.html"])
+
+    send_file(conn, 200, index_path)
+
+    conn
+    |> resp(:found, "")
+    |> put_resp_header("location", "/index.html")
+  end
+
+  get "/api" do
+    send_resp(conn, 200, """
+      Jenot API says hi!
+    """)
+  end
+
+  match _ do
+    send_resp(conn, 404, "not found")
+  end
+
+  defp service_worker_header(conn, _opts) do
+    put_resp_header(conn, "service-worker-allowed", "/")
+  end
+end

mix.exs

@@ -22,8 +22,8 @@ defmodule Jenot.MixProject do
   # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
-      # {:dep_from_hexpm, "~> 0.3.0"},
-      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
+      {:bandit, "~> 1.0"},
+      {:plug_live_reload, "~> 0.1.0", only: :dev}
     ]
   end
 end

mix.lock

@@ -0,0 +1,17 @@
+%{
+  "bandit": {:hex, :bandit, "1.5.7", "6856b1e1df4f2b0cb3df1377eab7891bec2da6a7fd69dc78594ad3e152363a50", [:mix], [{:hpax, "~> 1.0.0", [hex: :hpax, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:thousand_island, "~> 1.0", [hex: :thousand_island, repo: "hexpm", optional: false]}, {:websock, "~> 0.5", [hex: :websock, repo: "hexpm", optional: false]}], "hexpm", "f2dd92ae87d2cbea2fa9aa1652db157b6cba6c405cb44d4f6dd87abba41371cd"},
+  "cowboy": {:hex, :cowboy, "2.12.0", "f276d521a1ff88b2b9b4c54d0e753da6c66dd7be6c9fca3d9418b561828a3731", [:make, :rebar3], [{:cowlib, "2.13.0", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "1.8.0", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "8a7abe6d183372ceb21caa2709bec928ab2b72e18a3911aa1771639bef82651e"},
+  "cowboy_telemetry": {:hex, :cowboy_telemetry, "0.4.0", "f239f68b588efa7707abce16a84d0d2acf3a0f50571f8bb7f56a15865aae820c", [:rebar3], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "7d98bac1ee4565d31b62d59f8823dfd8356a169e7fcbb83831b8a5397404c9de"},
+  "cowlib": {:hex, :cowlib, "2.13.0", "db8f7505d8332d98ef50a3ef34b34c1afddec7506e4ee4dd4a3a266285d282ca", [:make, :rebar3], [], "hexpm", "e1e1284dc3fc030a64b1ad0d8382ae7e99da46c3246b815318a4b848873800a4"},
+  "file_system": {:hex, :file_system, "0.2.10", "fb082005a9cd1711c05b5248710f8826b02d7d1784e7c3451f9c1231d4fc162d", [:mix], [], "hexpm", "41195edbfb562a593726eda3b3e8b103a309b733ad25f3d642ba49696bf715dc"},
+  "hpax": {:hex, :hpax, "1.0.0", "28dcf54509fe2152a3d040e4e3df5b265dcb6cb532029ecbacf4ce52caea3fd2", [:mix], [], "hexpm", "7f1314731d711e2ca5fdc7fd361296593fc2542570b3105595bb0bc6d0fad601"},
+  "mime": {:hex, :mime, "2.0.6", "8f18486773d9b15f95f4f4f1e39b710045fa1de891fada4516559967276e4dc2", [:mix], [], "hexpm", "c9945363a6b26d747389aac3643f8e0e09d30499a138ad64fe8fd1d13d9b153e"},
+  "plug": {:hex, :plug, "1.16.1", "40c74619c12f82736d2214557dedec2e9762029b2438d6d175c5074c933edc9d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a13ff6b9006b03d7e33874945b2755253841b238c34071ed85b0e86057f8cddc"},
+  "plug_cowboy": {:hex, :plug_cowboy, "2.7.2", "fdadb973799ae691bf9ecad99125b16625b1c6039999da5fe544d99218e662e4", [:mix], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:cowboy_telemetry, "~> 0.3", [hex: :cowboy_telemetry, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "245d8a11ee2306094840c000e8816f0cbed69a23fc0ac2bcf8d7835ae019bb2f"},
+  "plug_crypto": {:hex, :plug_crypto, "2.1.0", "f44309c2b06d249c27c8d3f65cfe08158ade08418cf540fd4f72d4d6863abb7b", [:mix], [], "hexpm", "131216a4b030b8f8ce0f26038bc4421ae60e4bb95c5cf5395e1421437824c4fa"},
+  "plug_live_reload": {:hex, :plug_live_reload, "0.1.1", "5ddf1a08b0dcc9f3623e87492d8a517cb107f9aacb1f3524267cd142e90184b5", [:mix], [{:cowboy, "~> 2.9", [hex: :cowboy, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2.1", [hex: :file_system, repo: "hexpm", optional: false]}, {:plug, "~> 1.12", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "ac91b75077b9a454ef035c6a9f58cc1708a27c6a97532aa910f11224e1df1615"},
+  "ranch": {:hex, :ranch, "1.8.0", "8c7a100a139fd57f17327b6413e4167ac559fbc04ca7448e9be9057311597a1d", [:make, :rebar3], [], "hexpm", "49fbcfd3682fab1f5d109351b61257676da1a2fdbe295904176d5e521a2ddfe5"},
+  "telemetry": {:hex, :telemetry, "1.3.0", "fedebbae410d715cf8e7062c96a1ef32ec22e764197f70cda73d82778d61e7a2", [:rebar3], [], "hexpm", "7015fc8919dbe63764f4b4b87a95b7c0996bd539e0d499be6ec9d7f3875b79e6"},
+  "thousand_island": {:hex, :thousand_island, "1.3.5", "6022b6338f1635b3d32406ff98d68b843ba73b3aa95cfc27154223244f3a6ca5", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "2be6954916fdfe4756af3239fb6b6d75d0b8063b5df03ba76fd8a4c87849e180"},
+  "websock": {:hex, :websock, "0.5.3", "2f69a6ebe810328555b6fe5c831a851f485e303a7c8ce6c5f675abeb20ebdadc", [:mix], [], "hexpm", "6105453d7fac22c712ad66fab1d45abdf049868f253cf719b625151460b8b453"},
+}