Fix early tech tree and K2 matter recipe generation #2

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pla wants to merge 3 commits from pla/bzgas2:pla-fixes into main

3 commits

Author SHA1 Message Date
pla
5c7fc47c34
set proper subgoup for liquids 2025-10-31 17:29:56 +01:00
pla
3a045a5cba
Fix K2 matter recipe generation and tech icon 2025-10-28 10:04:49 +01:00
pla
3d15a431f2
Fix early tech tree without K2 2025-10-28 09:16:11 +01:00