v2.6 "Tarawa Thunder"

Notable Changes:
-Compatible with NCNS update.
-Rework all naval doctrines.
-Missile techtree is moved to naval armaments category.

Updates:
-Add some description popup banners to naval support technologies.
-Reduce sub detection from airplane launcher modules.
-Remove dependency on ap-bomb of dive bomber tech to avoid reliance on BBA.
-Tune Germany's AI logic to force its invasion of Norway.
-Italy's naval AI will try to gain control over mid-Mediterranean.
-AI's threshold to block sea region is increased.
-Reduce hit chance bonus from full screening efficiency.
-Speed up late capital ships a little bit.
-Tune stats of support ships to a reasonable level.
-Replace icons of support ship and repair ship.
-Rework some tech icons.
-Improve writing of some naval lores with Deepseek.

Fixes:
-Fixed some duplicate definitions in code.

v2.5 "Santa Cruz"

Notable Changes:
-New Special Project: Submarine Snorkel
-New Tech: Navigation Radio Range
-New Module: Snorkel Prototype, Light Gas Turbine, Cruiser Gas Turbine
-Reduce resorces cost on all ship hulls to a proper level.
-Add rules to unlock expert starting fleets of US, UK, and Japan, for AI.

Updates:
-Carrier night attack tech is replaced by the new tech.
-Remove gas turbine tech and heavy gas turbine module, light and cruiser gas turbines are unlocked with related coldwar techs.
-Remove escort carrier tech, it will get unlocked by researching 1940 carrier hull.
-Increase IC cost of small hangar.
-Balance reliability effects on some modules.
-Carrier strength deck is reclassified as a flight deck module.
-Balance speed modifiers on super heavy guns and engines.
-Seaplane launchers will reduce more speed.
-Increase cost of armored flight deck.
-Add a new critical part to battlecarrier.
-Balance HP bonus battleship gets from protection modules.
-Increase speed penalty from depth charges.
-Split small hangar and battlecarrier hangar into a standalone hangar category.
-Increase damage effects of some rare critical types.
-Increase hit chance effects (positive or negative) from all shell modules.
-Reduce research time of some gun techs.
-Update some expert AI ship templates.
-Slightly reduce US AI's tendency to massively spam dockyards.
-Reduce AI's tendency to deploy escort- and mine-related missions.
-Tune ship tonnage limits of treaty spirits.
-Buff damage reduction effects from AA.
-Improve writing of some rule descriptions to make them more informative.
-Rework category icons of ship guns.

Fixes:
-Fixed an issue that radar can't be successfully unlocked for AI in auto tech research mode.
-Fixed an issue that some country can't take certain navy focuses due to missing super heavy battleship project.
-Fixed an issue that merchant carrier is unbuildable with civilian materials.
-Fixed cruiser can have two shell modules.

-Fixed some Japan's focus unavailable due to missing special project

v2.4 "Ironbottom Sound"

Notable Changes:
-New Icons: Yamato (1965), Chen Hai, Andrea Doria (1926), Colbert (Missile Refit), Queen Elizabeth (1941)
-New Role: Escort Carrier
-Add decisions to enable expert AI in mid-game.
-Squad size of CV planes on land is reduced to 10 to help AI reinforce its carriers more quickly.
-Rework armor-piercing vs damage array to balance light guns' effects on heavy ships.
-Greatly increase rate of damaged citical parts when critical hits take place.
-Add a bunch of pictures to hover popups of naval techs.

Updates:
-Andrea Dorias are in active service now, and reverted back to WWI armaments to reflect their status in 1936.
-Cruiser Bolzano now uses tier-3 hull.
-Admiral Hipper class now owns extra armor module.
-Japan now starts with sonar.
-A new academy spirit for Russia.
-Lower organisation damage factor of CV planes.
-Delay between two air raids is reverted back to 3 hours.
-Rework bonus and penalty from experience and screen efficiency.
-Civilian material is mandatory on merchant carrier.
-Some carrier techs can also provide air breakthrough points.
-Minor country's naval production AI only checks fleet size instead of dockyards.
-Update AI buffs with dockyard building speed and design cost reduction.
-Radar and mast are made exclusive from each other.
-Add a destroyer output boost to AI to balance its multi-purpose destroyer design.
-Reduce cost of submarine hulls and pressure hull modules.
-Tune effects of some carrier modules.
-Airplane launcher brings visibility penalty.
-AI will update its tech when player is rushing naval techs when auto unlock mode is on.

Fixes:
-Revert xp gain factor from 0.1 to 0.8.
-Germany can have access to its WWI destroyer icons.
-Fixed some major countries can use naval development decisions.
-Fixed bunker cap not working.

-Fixed a major bug that AI won't use expert aircraft designs

v2.3.1

Update：
-AI will put dive bombers on carrier
-Add battleship anti-air and escort carrier to AI auto tech unlock process
-Add AI strategy to update their interwar CV planes
-Add AI strategy to Germany to avoid Mediterranean
-Update AI expert CV plane templates with protection modules
-Rationalize cost of cruiser guns
-Ban secondary island on escort carriers

Fixes:
-Fixed some wrong text about org bonus