fix(seed/docker): repair production symbol loss incident

public/signaturen/Materialdepot.svg

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   version="1.1"
+   id="svg1"
+   width="50.141731"
+   height="49.562546"
+   viewBox="0 0 50.141731 49.562546"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <g
+     id="g1"
+     transform="translate(-16.519733,-3.8560013)">
+    <path
+       id="path1"
+       d="m 494.961,214.82 c 0,-99.898 -81.949,-180.8591 -183.039,-180.8591 -101.082,0 -183.024,80.9611 -183.024,180.8591 0,99.879 81.942,180.86 183.024,180.86 101.09,0 183.039,-80.981 183.039,-180.86 z"
+       style="fill:none;stroke:#52afe6;stroke-width:10;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:2;stroke-dasharray:none;stroke-opacity:1"
+       transform="matrix(0.13333333,0,0,-0.13333333,0,57.28)" />
+    <path
+       id="path2"
+       d="m 250.328,165.961 h 25.481 L 275.25,241 h 0.281 l 23.797,-75.039 H 323.27 L 348.191,241 h 0.278 l -0.418,-75.039 h 25.48 v 97.719 h -39.48 l -21.699,-64.961 h -0.282 l -20.718,64.961 h -41.024 v -97.719"
+       style="fill:#00adef;fill-opacity:1;fill-rule:nonzero;stroke:none"
+       transform="matrix(0.13333333,0,0,-0.13333333,0,57.28)" />
+  </g>
+</svg>