Switch to using nix.

main.rb

@@ -5,7 +5,6 @@ require "net/http"
 require "sequel"
 require "sinatra"
 require "uri"
-require "xxhash"
 require "zlib"
 
 ALPHANUM = [*"0".."9", *"A".."Z", *"a".."z", "-", "_"].freeze
@@ -21,15 +20,32 @@ end
 load "logman.rb"
 # Logman.log ENV_HASH.inspect
 
-db_file = File.expand_path("infinsweeper.db")
+db_file = File.expand_path("infinsweeper.db", __dir__)
 DB = Sequel.connect("sqlite:///#{db_file}", single_threaded: false)
 DB.run("PRAGMA foreign_keys = ON;")
+DB.create_table? :Players do
+  String :username, primary_key: true
+  String :email, unique: true
+  File :digest
+  File :data
+  String :activation_code
+  String :new_pass_code
+  DateTime :created_at, default: Sequel::CURRENT_TIMESTAMP
+end
+DB.create_table? :SignedInUsers do
+  String :code, primary_key: true
+  String :player
+  DateTime :created_at, default: Sequel::CURRENT_TIMESTAMP
+  DateTime :last_used_at, default: Sequel::CURRENT_TIMESTAMP
+  foreign_key [:player], :Players, key: :username, on_delete: :cascade
+end
 $active_users = DB[:SignedInUsers].all.map { |x| [x[:code], x[:player]] }.to_h
 
 load "mailer.rb"
 load "players.rb"
 load "session.rb"
 
+set :port, ENV.fetch("PORT", 5161)
 set :public_folder, "public"
 
 get "/" do