changing structure and add default.jpg

icons/Yaru/scalable/actions/system-lock-screen-symbolic.svg

@@ -0,0 +1,7 @@
+<svg version="1.1" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg" xmlns:osb="http://www.openswatchbook.org/uri/2009/osb">
+ <g transform="translate(-32,-320)" fill="#808080" shape-rendering="auto">
+  <path d="m34 327-3e-5 9.0001h12v-9zm0.99997 1.0001h10v7h-10z" color="#000000" color-rendering="auto" image-rendering="auto" solid-color="#000000" style="font-feature-settings:normal;font-variant-alternates:normal;font-variant-caps:normal;font-variant-ligatures:none;font-variant-numeric:normal;font-variant-position:normal;isolation:auto;mix-blend-mode:normal;shape-padding:0;text-decoration-color:#000000;text-decoration-line:none;text-decoration-style:solid;text-indent:0;text-transform:none;white-space:normal"/>
+  <path d="m40 320c-2.7621 0-5 2.2379-5 5v2h1v-2c0-2.222 1.778-4 4-4s4 1.778 4 4v2h1v-2c0-2.7621-2.2379-5-5-5z" color="#000000" color-rendering="auto" image-rendering="auto" solid-color="#000000" style="isolation:auto;mix-blend-mode:normal;shape-padding:0;text-decoration-color:#000000;text-decoration-line:none;text-decoration-style:solid;text-indent:0;text-transform:none;white-space:normal"/>
+  <path d="m34 327v9h12v-9zm1 1h10v7h-10zm4 2v3h2v-3z" color="#000000" color-rendering="auto" image-rendering="auto" solid-color="#000000" style="font-feature-settings:normal;font-variant-alternates:normal;font-variant-caps:normal;font-variant-ligatures:none;font-variant-numeric:normal;font-variant-position:normal;isolation:auto;mix-blend-mode:normal;shape-padding:0;text-decoration-color:#000000;text-decoration-line:none;text-decoration-style:solid;text-indent:0;text-transform:none;white-space:normal"/>
+ </g>
+</svg>