Fix incorrect usage of msg.content.

mods/boxes/nodes.lua

@@ -409,8 +409,15 @@ local function grant_perks(box_id, boxes)
 				to = builder,
 				from = "sofar",
 				subject = "Congratulations! You've been awarded a perk!",
-				content = "Dear player,\n \nWe really appreciate the hard work you put in building boxes.\n \n" ..
-					"As a thank you, you have been granted the \"zoom\" perk!\n \n--sofar"
+				content = {
+					"Dear player,",
+					" ",
+					"We really appreciate the hard work you put in building boxes.",
+					" ",
+					"As a thank you, you have been granted the \"zoom\" perk!",
+					" ",
+					"--sofar"
+				}
 			})
 		end
 	end
@@ -425,9 +432,17 @@ local function grant_perks(box_id, boxes)
 				to = builder,
 				from = "sofar",
 				subject = "Congratulations! You've been awarded a perk!",
-				content = "Dear player,\n \nWe really appreciate the enormous amount of hard work you put in building boxes.\n \n" ..
-					"Five boxes is an amazing milestone, and we are truly thankful for it.\n \n" ..
-					"As a thank you, you have been granted the \"sprint\" perk!\n \n--sofar"
+				content = {
+					"Dear player,",
+					" ",
+					"We really appreciate the hard work you put in building boxes.",
+					" ",
+					"Five boxes is an amazing milestone, and we are truly thankful for it.",
+					" ",
+					"As a thank you, you have been granted the \"sprint\" perk!",
+					" ",
+					"--sofar"
+				}
 			})
 		end
 	end

mods/telex/init.lua

@@ -200,6 +200,7 @@ function telex.send(msg)
 	assert(msg.to)
 	assert(msg.subject)
 	assert(msg.content)
+	assert(type(msg.content) == "table")
 
 	local msgid = telex.msgid()
 	telex.save_msg(msgid, msg)