Update maps for Acropolis #1 - Battlement stage

CMBW-maps/melee/1v1/Class 1 - Empire/Changelog - Empire-class.md

@@ -15,10 +15,25 @@ This document logs changes to Empire-class maps. The current map pool is always
 - (2)The Purgatory 1.0 by Veeq7
 - (2)Titan Forge 1.1 by The Shambler
 
-## (2)Impetus 2.1 -- 29 March 2024
-- Reworked the 4ths and their surroundings to allow more path-ability
-- Reduce the negative space in the middle
-- Fixed pathing leakage around natural exits
+## (2)Derelict 2.0 -- 8 April 2024
+- All neutral town centers now have 40% health
+- Slightly extended main towards 12/6 o'clock
+- Retracted natural overlook, slightly tightened natural choke
+- Thirds:
+    - Moved slightly towards mains, made smaller overall
+    - Tightened choke towards 12/6 o'clock
+    - Added small overhang from main to 3rd
+- 12/6 o'clock: changed two small ramps into one large ramp
+- 9/3 o'clock: added small terrain block at top of ramp
+- Corner expos:
+    - Now lowest ground, island
+    - Has neutral town center
+- Added 11.5/5.5 expos, with neutral anchor for early-game
+- Middle area reworked
+    - Now open low ground in center
+    - Ministry instead of Treasury
+    - Geysers on nearby compound: can be used by T1 workers, but more efficient with T2 workers
+- Added 4 extra compound towers in general middle of map for cover and drops
 
 ## (2)Germination 1.1 -- 28 March 2024
 - Fixed south spawn being able to harvest the flyer expo resources from the low ground