misc improvements

- remove potato_tool (useless now)
- switch back to lime
- fix serialization issue

manifest

@@ -1,2 +1,2 @@
-{"build":157,"description":"improve log","files":{"LICENSES":"f3549d84d66eb53dd4a421a4341d77d3d217c1b117d67e3be8f5211adcda0952","autorun.lua":"7b335d3eccf65c337fcdf535a47e2710b3fe4ec6090e888bd2bc09c42eebd32d","bin/5rot26.lua":"91b66cd6d4b33081b25c456142dd7efcb894e819e842693c9e1e17ff48872ff5","bin/ccemux.lua":"239476f58835b86bbcac31ce8af3c3acd3d198a55ab9ada78c62fbf358625a98","bin/chronometer.lua":"db5363993a04382145aef7db2fbe262f0bf10697a589e1e2d2f9ce0f87430dd8","bin/kristminer.lua":"7e7f9fe2a6493d584ad6926cda915e02c1c3d800dc209680898ce930d0bb0e6f","bin/livegps.lua":"c3d17d495cda01aa1261e4c4fcd43439b29af422671972117ec34f68e32c5bba","bin/loading.lua":"c85f7aa1765170325155b921c1fceeb62643f552f12d41b529a22af3a67f5a97","bin/potatoflight.lua":"2fbb0b6f8d78728d8cb0ec64af1bc598bd00cb55f202378e7acdb86bba71efd1","bin/potatoplex.lua":"86c9e7597bbe23d7de7e7f1bfc976d0b94dcdf3af9e6c7c6c9b18b98596898c8","bin/relay.lua":"261ae6c220b83506e3326e8f2b091d246baae458ff0d2ee87512be2c4e35a75d","bin/tryhaskell.lua":"07810d85145da65a3e434154c79d5a9d72f2dcbe59c8d6829040fb925df878ec","potatobios.lua":"8821428eec9400a6e8155da0f5485163614f72a462212a8bbae0601d3812bfba","signing-key.tbl":"b32af5229c23af3bc03d538e42751b26044e404a7b1af064ed89894efe421607","startup":"f17bfb9b4322c4467dc9170d50827f2d75717e5c3125d734f21f3406657917bc","update-key.hex":"8d8afb7a45833bb7d68f929421ad60a211d4d73e0ee03b24dc0106ba1de2e1a0","xlib/00_cbor.lua":"464b075e4f094b8db42506bd4bdaad0db87699ea7fbf80e5b87739b4aa9279af","xlib/01_skynet.lua":"bde95ed86f3108ec56624367deea3e2694c8cfcd9eac220a21bad0b56c8a999b"},"timestamp":1598274890}
+{"build":160,"description":"improve color, logging","files":{"LICENSES":"f3549d84d66eb53dd4a421a4341d77d3d217c1b117d67e3be8f5211adcda0952","autorun.lua":"21348989669bb1a754b42e42ca3e1eeb79938f03154c34a08a02c9d9508b3f50","bin/5rot26.lua":"91b66cd6d4b33081b25c456142dd7efcb894e819e842693c9e1e17ff48872ff5","bin/ccemux.lua":"239476f58835b86bbcac31ce8af3c3acd3d198a55ab9ada78c62fbf358625a98","bin/chronometer.lua":"db5363993a04382145aef7db2fbe262f0bf10697a589e1e2d2f9ce0f87430dd8","bin/kristminer.lua":"7e7f9fe2a6493d584ad6926cda915e02c1c3d800dc209680898ce930d0bb0e6f","bin/livegps.lua":"c3d17d495cda01aa1261e4c4fcd43439b29af422671972117ec34f68e32c5bba","bin/loading.lua":"c85f7aa1765170325155b921c1fceeb62643f552f12d41b529a22af3a67f5a97","bin/potatoflight.lua":"2fbb0b6f8d78728d8cb0ec64af1bc598bd00cb55f202378e7acdb86bba71efd1","bin/potatoplex.lua":"86c9e7597bbe23d7de7e7f1bfc976d0b94dcdf3af9e6c7c6c9b18b98596898c8","bin/relay.lua":"261ae6c220b83506e3326e8f2b091d246baae458ff0d2ee87512be2c4e35a75d","bin/tryhaskell.lua":"07810d85145da65a3e434154c79d5a9d72f2dcbe59c8d6829040fb925df878ec","potatobios.lua":"8821428eec9400a6e8155da0f5485163614f72a462212a8bbae0601d3812bfba","signing-key.tbl":"b32af5229c23af3bc03d538e42751b26044e404a7b1af064ed89894efe421607","startup":"f17bfb9b4322c4467dc9170d50827f2d75717e5c3125d734f21f3406657917bc","update-key.hex":"8d8afb7a45833bb7d68f929421ad60a211d4d73e0ee03b24dc0106ba1de2e1a0","xlib/00_cbor.lua":"464b075e4f094b8db42506bd4bdaad0db87699ea7fbf80e5b87739b4aa9279af","xlib/01_skynet.lua":"bde95ed86f3108ec56624367deea3e2694c8cfcd9eac220a21bad0b56c8a999b"},"timestamp":1598373235}
-{"hash":"daa3b2f10031e3e7086cd51744d5cd0c1b47c339d80aa118308d223acf519355","sig":"39a4329954fe3df0faf27b3fea0b62f209149a8b08f22ad24b76e40386312c70b983dfb9be75022afb1a"}
+{"hash":"ec7b48c2022e763ce0f6248b892258451c84022dfb26c0f3c616fac7fcbee9e6","sig":"3a4d717cd5fc9300f51cda161e979149088ce259074dd8b902ac9d396c32bf76aa99a9ff3677606f633a"}

src/main.lua

@@ -17,7 +17,7 @@ This license also extends to other PotatOS components or bundled software owned
 term.clear()
 term.setCursorPos(1, 1)
 if term.isColor() then
-	term.setTextColor(colors.lightBlue)
+	term.setTextColor(colors.lime)
 else
 	term.setTextColor(colors.white)
 end
@@ -96,6 +96,7 @@ local function add_log(...)
 	local args = {...}
 	local ok, err = pcall(function()
 		local text = string.format(unpack(args))
+		if ccemux and ccemux.echo then ccemux.echo(text) end
 		local line = ("[%s] <%s> %s"):format(os.date "!%X %d/%m/%Y", (process and (process.running.name or tostring(process.running.ID))) or "[n/a]", text)
 		logfile.writeLine(line)
 		logfile.flush() -- this should probably be infrequent enough that the performance impact is not very bad
@@ -611,12 +612,14 @@ function safe_json_serialize(x, prev)
 	elseif t == "table" then
 		prev = prev or {}
 		local as_array = true
+		local max = 0
 		for k in pairs(x) do
 			if type(k) ~= "number" then as_array = false break end
+			if k > max then max = k end
 		end
 		if as_array then
-			for i = 1, #x do
+			for i = 1, max do
-				if not x[i] then as_array = false break end
+				if x[i] == nil then as_array = false break end
 			end
 		end
 		if as_array then
@@ -714,6 +717,7 @@ local function websocket_remote_debugging()
 			if type(code) == "string" then
 				_G.wsrecv = recv
 				_G.wssend = send
+				_G.envrequire = require
 				add_log("SPUDNET command - %s", code)
 				local f, errr = load(code, "@<code>", "t", _G)
 				if f then -- run safely in background, send back response
@@ -1285,24 +1289,6 @@ end
 		]],
 		["/rom/programs/upd.lua"] = 'potatOS.update()',
 		["/rom/programs/lyr.lua"] = 'print(string.format("Layers of virtualization >= %d", potatOS.layers()))',
-		["/rom/programs/potato_tool.lua"] = [[
-local arg, param = ...
-local function print_all_help()
-	for k, v in pairs(potatOS.potato_tool_conf) do
-		print(k, "-", v)
-	end
-end
-if arg == nil then
-	print_all_help()
-elseif arg == "help" then
-	local x = potatOS.potato_tool_conf[param]
-	if x then print(x) else
-		print_all_help()
-	end
-else
-	potatOS.potato_tool(arg)
-end
-		]],
 		["/rom/programs/uninstall.lua"] = [[
 if potatOS.actually_really_uninstall then potatOS.actually_really_uninstall "76fde5717a89e332513d4f1e5b36f6cb" os.reboot()
 else