Web interface for lmno.games server
===================================
https://lmno.games/*
--------------------
Serves static content (if file exists in filesystem),
otherwise proxies to dynamic server.

https://lmno.games/
------------------
Type: Static

Form: "Join game: (ID)"

  Dynamic lookup
  Redirects to https://lmno.games/<game_engine>/<ID>/
  For example: https://lmno.games/empires/WXYZ/

Links: Host a new game:

  "Empires" links to https://lmno.games/empires

  "Other game" links to https://lmno.games/other_game

  etc.

https://lmno.games/WXYZ/
------------------------
Type: Dynamic

  Redirects to https://lmno.games/<game_engine>/WXYZ/

http://lmno.games/profile/
--------------------------
Method: PUT

  Stores profile information in the current session.

  Supported fields: nickname

  Example data: { "nickname": "Carl" }

https//lmno.games/new/<engine> (POST)
-------------------------------------
Type: Dynamic

Creates a new, unique game ID and returns it as a JSON string

  Returns: "WXYZ"

https://lmno.games/empires
--------------------------
Type: Static

Form: Start a new game

  Sends POST to https://lmno.games/new/empires
  Receives game ID as a JSON string (for example, "WXYZ")

https://lmno.games/empires/WXYZ?flavor=flutter
----------------------------------------------
Type: Dynamic (to lookup game ID), but otherwise a static result

Serves game content (either the default or the "flutter" flavor)

Buttons, forms, etc.:

  https://lmno.games/WXYZ/empires/register (form action="/empires/register")
  https://lmno.games/WXYZ/empires/events
  etc.

Native mobile client
====================
Join game (ID):

  Client saves game ID (WXYZ, say)

Client queries game state

  https://lmno.games/WXYZ/empires/players

Client posts game updates:

  https://lmno.games/WXYZ/empires/register
  etc.

New game:

  https://lmno.games/