FabianK3andGitHub 4770cc0739 Storage tanks fill levels (#23005) ...

# Summary

This PR adds visual fill levels for fuel, extinguisher, water, cooking
oil and lube tanks.
The cooking oil tank now is also persistent and was added to the cargo
order manifest.

Sprites by @alsoandanswer 

## Preview

<img width="404" height="472" alt="image"
src="https://github.com/user-attachments/assets/4ff4a0dd-e790-4a63-bc1a-6e198199ee7c"
/>

2026-08-08 10:22:15 +00:00

..

_defs.dm

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~undefs.dm

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large.dm

Persistent mobile liquid tanks (#22879)

2026-07-29 16:38:00 +00:00

t1_common.dm

Warehouse spawn content changes (#22843)

2026-07-17 18:48:57 +00:00

t2_uncommon.dm

Storage tanks fill levels (#23005)

2026-08-08 10:22:15 +00:00

t3_rare.dm

Warehouse spawn content changes (#22843)

2026-07-17 18:48:57 +00:00