feat(manim): created a basic demo scene

Author: Damiano Bacci

manimations/media/Tex/df6f96cfa0a6c093.svg

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+\documentclass[preview]{standalone}
+\usepackage[english]{babel}
+\usepackage{amsmath}
+\usepackage{amssymb}
+\begin{document}
+\begin{align*}
+\special{dvisvgm:raw <g id='unique000'>}\oint_{\gamma} f(z)~dz = 0\special{dvisvgm:raw </g>}
+\end{align*}
+\end{document}