Remove reliance on cc.pretty to allow for older CC versions

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:16
+FROM node:19-alpine
 
 WORKDIR /usr/src/app
 COPY package*.json ./

client/client/mineboy.lua

@@ -1,7 +1,6 @@
 local imgquant = require 'mineboy_deps/imgquant'
 local bson = require 'mineboy_deps/bson'
 local config = require 'mineboy_config'
-local pretty = require 'cc.pretty'
 
 -- Pretty color logging
 local log = {
@@ -303,8 +302,16 @@ while true do
     --- Select a game and send a query to play the game
     log.info('Getting games list from server')
     local gameList = bson.decode(http.get(config.httpUrl .. '/listGames').readAll())
-    log.info('Retrieved ' .. tableLen(gameList) .. ' games: ', true)
-    pretty.pretty_print(gameList)
+    log.info('Retrieved ' .. tableLen(gameList) .. ' games: {', true)
+
+    write('\n')
+    for k, v in pairs(gameList) do
+        term.setTextColor(colors.red)
+        write('  '  .. k)
+        term.setTextColor(colors.lightGray)
+        write(' - ' .. v .. '\n')
+    end
+    write("}\n")
 
     local index
     while true do

client/controller/mineboy_controller.lua

@@ -1,5 +1,3 @@
-local pretty = require "cc.pretty"
-
 -- Key map, the left side is the keys you press on keyboard.
 -- These can be changed to any keys on this list https://computercraft.info/wiki/Keys_(API)
 local keyMap = {
@@ -41,20 +39,22 @@ local function showUi()
 	print('[MineBoy Controller]')
 	term.setBackgroundColor(colors.black)
 
-	local keyMapReadable = {}
-	for key, consoleKey in pairs(keyMap) do
-		keyMapReadable[keys.getName(key)] = consoleKey
-	end
-
 	term.setTextColor(colors.cyan)
 	write('\nComputer ID: ')
 	term.setTextColor(colors.lightGray)
 	print(computerId)
 
 	term.setTextColor(colors.cyan)
-	write('Key Map: ')
+	write('Key Map: {\n')
 	term.setTextColor(colors.lightGray)
-	pretty.pretty_print(keyMapReadable)
+
+	for key, consoleKey in pairs(keyMap) do
+		term.setTextColor(colors.red)
+        write('  ' .. keys.getName(key))
+        term.setTextColor(colors.lightGray)
+        write(' - ' .. consoleKey .. '\n')
+	end
+	write('}\n')
 
 	term.setBackgroundColor(colors.cyan)
 	local w, h = term.getSize()