Renamed source directory, changed dockerfile for running docker image according to the official documentation

wordpress/wp-content/themes/lawcarta/assets/img/promo-calendar/arrow-law.svg

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<!-- Creator: CorelDRAW 2020 (64-Bit) -->
+<svg xmlns="http://www.w3.org/2000/svg" xml:space="preserve" width="3.9686mm" height="8.202mm" version="1.1" style="shape-rendering:geometricPrecision; text-rendering:geometricPrecision; image-rendering:optimizeQuality; fill-rule:evenodd; clip-rule:evenodd"
+viewBox="0 0 29.03 59.99"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ xmlns:xodm="http://www.corel.com/coreldraw/odm/2003">
+ <defs>
+  <style type="text/css">
+   <![CDATA[
+    .str0 {stroke:#7A724E;stroke-width:3.87;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:22.9256}
+    .fil0 {fill:none}
+   ]]>
+  </style>
+ </defs>
+ <g id="Слой_x0020_1">
+  <metadata id="CorelCorpID_0Corel-Layer"/>
+  <polyline class="fil0 str0" points="27.09,1.93 1.93,30 27.09,58.06 "/>
+ </g>
+</svg>