[MIRROR] new keywords for paperwork (#28136)

* new keywords for paperwork (#83737)

## About The Pull Request

Adds new keywords for fields on paper:
%d or %date to set the current in-game date
%t or %time to set the current server time (because no one uses station
time)

![изображение_2024-06-05_193346902](https://github.com/tgstation/tgstation/assets/112967882/f7e12e6a-f4ac-4f14-a018-c966195ab3bf)

![изображение_2024-06-05_193428394](https://github.com/tgstation/tgstation/assets/112967882/9ccb6e4f-d130-434e-b02a-03cc3221a825)

## Why It's Good For The Game

Entering dates and times into documents is very frustrating. This makes
it faster and easier

## Changelog
🆑
add: Added new keywords (%d, %date, %t, %time) for fields
/🆑

* new keywords for paperwork

---------

Co-authored-by: Kocma-san <112967882+Kocma-san@users.noreply.github.com>

code/modules/paperwork/paper.dm

@@ -205,8 +205,17 @@
 	var/datum/paper_field/field_data_datum = null
 
 	var/is_signature = ((text == "%sign") || (text == "%s"))
+	var/is_date = ((text == "%date") || (text == "%d"))
+	var/is_time = ((text == "%time") || (text == "%t"))
+
+	var/field_text = text
+	if(is_signature)
+		field_text = signature_name
+	else if(is_date)
+		field_text = "[time2text(world.timeofday, "DD/MM")]/[CURRENT_STATION_YEAR]"
+	else if(is_time)
+		field_text = time2text(world.timeofday, "hh:mm")
 
-	var/field_text = is_signature ? signature_name : text
 	var/field_font = is_signature ? SIGNATURE_FONT : font
 
 	for(var/datum/paper_field/field_input in raw_field_input_data)