After doing gradlew build and importing my mod into Minecraft my custom dimension doesn't spawn structures properly at all

[Nicholas Hammond]

I made a mod which generates an infinite office building in minecraft and this is how it generates when i use my IDE:

https://imgur.com/a/RN0VfuD

 

and here's how it generates in my actual minecraft:

https://imgur.com/a/aG1RYFG

 

lowkey kinda freaked out on wtf happened. i searched around forge forums and i believe it may have to do with my gradlew file i have no idea tbh. Here is my mod jar:

modid-1.0.jar