Fully support LaTeX builder

[chrisjsewell]

Support for subfigure should be possible via the subcaption package, plus minipage environments for more complex layouts.

Note, from https://latex-tutorial.com/subfigure-latex/, the subfigure package was superseded by the subfig package, which was then superseded by the subcaption package.

Resources:

• https://www.overleaf.com/learn/latex/How_to_Write_a_Thesis_in_LaTeX_(Part_3)%3A_Figures%2C_Subfigures_and_Tables
• https://tex.stackexchange.com/questions/222656/how-to-align-multiple-subfigures-in-a-grid
• https://tex.stackexchange.com/questions/304826/complex-subfigure-layouts
• https://tex.stackexchange.com/questions/333249/controlling-subfigure-captions-and-subfigure-placement
• https://tex.stackexchange.com/questions/288141/arrange-images-as-tables-or-subfigure-or-some-other-layout
• https://tex.stackexchange.com/questions/269301/subfigure-out-of-order-placement-numbering
• https://tex.stackexchange.com/questions/404850/subfigures-side-by-side-with-captions-using-minipage-instead-of-subfigures

[schmoelder]

This would be super cool! Is there any progress on this issue?