Add a new fishing minigame to NTOS (#16457)

code/modules/modular_computers/file_system/programs/generic/fishing.dm

@@ -0,0 +1,26 @@
+/datum/computer_file/program/fishing
+	filename = "fishingminigame"
+	filedesc = "Fishy Fishy 905"
+	program_icon_state = "arcade"
+	extended_desc = "A little fishing minigame for when you're really bored."
+	size = 3
+	requires_ntnet = FALSE
+	available_on_ntnet = TRUE
+	tgui_id = "NtosFishing"
+	usage_flags = PROGRAM_ALL
+
+/datum/computer_file/program/fishing/tgui_data(mob/user)
+	return get_header_data()
+
+/datum/computer_file/program/fishing/tgui_act(action, list/params)
+	. = ..()
+	if(.)
+		return
+
+	switch(action)
+		if("lose")
+			playsound(computer, 'sound/arcade/lose.ogg', 50, TRUE, extrarange = -3, falloff = 0.1)
+			. = TRUE
+		if("win")
+			playsound(computer, 'sound/arcade/win.ogg', 50, TRUE, extrarange = -3, falloff = 0.1)
+			. = TRUE