Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-gui/test/fixtures/100-100.svg

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="100px" height="100px" viewBox="0 0 100 100" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <!-- Generator: Sketch 51.2 (57519) - http://www.bohemiancoding.com/sketch -->
+    <title>Artboard</title>
+    <desc>Created with Sketch.</desc>
+    <defs>
+        <path d="M63.1539006,65.6857098 C62.40142,65.6857098 61.6278419,65.4877384 60.9245891,65.0705843 C58.8359282,63.8261925 58.1397079,61.1182262 59.3774329,59.018315 C61.7333299,55.0023232 61.7333299,50.0247559 59.3774329,46.0158346 C58.1397079,43.9088529 58.8359282,41.2008866 60.9245891,39.9564948 C63.0343476,38.7262438 65.7207734,39.4191438 66.9444333,41.5119846 C70.9318768,48.2995764 70.9318768,56.7275028 66.9444333,63.5150946 C66.12866,64.9150354 64.6588616,65.6857098 63.1539006,65.6857098 Z M76.2831813,72.7766221 C75.5307008,72.7766221 74.7500901,72.5786507 74.0538698,72.1614966 C71.965209,70.9171048 71.2689887,68.2091385 72.5067136,66.1092273 C77.4365159,57.7237233 77.4365159,47.3019418 72.5067136,38.9235082 C71.2689887,36.823597 71.965209,34.1085603 74.0538698,32.8641685 C76.1495632,31.6409879 78.835989,32.3268175 80.073714,34.4196583 C86.6420953,45.5767622 86.6420953,59.4489029 80.073714,70.6060068 C79.2509082,72.0059476 77.7881423,72.7766221 76.2831813,72.7766221 Z M51.892643,30.8929387 L51.892643,74.1002025 C51.892643,79.219178 45.8587338,81.8988626 42.0963312,78.4485035 L33.9737611,70.9892229 C31.0974571,68.3519607 27.3491195,66.8883863 23.4530989,66.8883863 L22.0325282,66.8883863 C18.1505726,66.8883863 15,63.7279138 15,59.8179782 L15,45.2529375 C15,41.3500723 18.1505726,38.1825294 22.0325282,38.1825294 L23.3757411,38.1825294 C27.2717617,38.1825294 31.0200993,36.718955 33.8964033,34.0816927 L42.0963312,26.5517081 C45.8587338,23.101349 51.892643,25.7810337 51.892643,30.8929387 Z" id="path-1"></path>
+    </defs>
+    <g id="Artboard" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <g id="Editor-Tabs/Sounds" transform="translate(50.000000, 50.000000) scale(-1, 1) translate(-50.000000, -50.000000) ">
+            <mask id="mask-2" fill="white">
+                <use xlink:href="#path-1"></use>
+            </mask>
+            <use id="sound" fill="#4C97FF" fill-rule="evenodd" xlink:href="#path-1"></use>
+            <g id="Color/Gray" mask="url(#mask-2)" fill="#575E75" fill-rule="evenodd">
+                <rect id="Color" x="0" y="0" width="100" height="100"></rect>
+            </g>
+        </g>
+    </g>
+</svg>

scratch-gui/test/fixtures/corrupt-from-scratch3.svg

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="208" height="159" viewBox="0,0,208,159">
+  <here is some nonsense that will make this costume not valid svg>
+  <g transform="translate(-149.51562,-117.5)">
+    <g data-paper-data="{&quot;isPaintingLayer&quot;:true}" fill-rule="nonzero" stroke="#000000" stroke-width="2" stroke-linecap="butt" stroke-linejoin="miter" stroke-miterlimit="10" stroke-dasharray="" stroke-dashoffset="0" style="mix-blend-mode: normal">
+      <path d="M150.51563,275.5v-157h206v157z" fill="#66c1ff"/>
+      <path d="M231.51563,173.5c0,11.04569 -9.62588,20 -21.5,20c-11.87412,0 -21.5,-8.95431 -21.5,-20c0,-11.04569 9.62588,-20 21.5,-20c11.87412,0 21.5,8.95431 21.5,20z" fill="#ffffff"/>
+      <path d="M325.51563,179.5c0,8.83656 -11.6406,16 -26,16c-14.3594,0 -26,-7.16344 -26,-16c0,-8.83656 11.6406,-16 26,-16c14.3594,0 26,7.16344 26,16z" fill="#ffffff"/>
+      <path d="M211.51563,185.5c0,3.31371 -3.35786,6 -7.5,6c-4.14214,0 -7.5,-2.68629 -7.5,-6c0,-3.31371 3.35786,-6 7.5,-6c4.14214,0 7.5,2.68629 7.5,6z" fill="#000000"/>
+      <path d="M295.51563,187c0,3.58985 -3.13401,6.5 -7,6.5c-3.86599,0 -7,-2.91015 -7,-6.5c0,-3.58985 3.13401,-6.5 7,-6.5c3.86599,0 7,2.91015 7,6.5z" fill="#000000"/>
+      <path d="M250.51563,245c0,6.35127 -4.70101,11.5 -10.5,11.5c-5.79899,0 -10.5,-5.14873 -10.5,-11.5c0,-6.35127 4.70101,-11.5 10.5,-11.5c5.79899,0 10.5,5.14873 10.5,11.5z" fill="#000000"/>
+    </g>
+  </g>
+</svg>

scratch-gui/test/fixtures/scratch2-corrupted.svg

@@ -0,0 +1,10 @@
+<svg version="1.1" width="112" height="82" viewBox="-1 -1 112 82" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <!-- Exported by Scratch - http://scratch.mit.edu/ -->
+  <Here is something that will make this svg not valid>
+  <path id="ID0.2747190184891224" fill="#003FFF" stroke="none" d="M 187 140 L 297 140 L 297 220 L 187 220 L 187 140 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+  <path id="ID0.8901655622757971" fill="#FFFFFF" stroke="none" d="M 228 164 C 230.759 164 233.259 165.121 235.069 166.931 C 236.879 168.741 238 171.241 238 174 C 238 176.759 236.879 179.259 235.069 181.069 C 233.259 182.879 230.759 184 228 184 C 225.241 184 222.741 182.879 220.931 181.069 C 219.121 179.259 218 176.759 218 174 C 218 171.241 219.121 168.741 220.931 166.931 C 222.741 165.121 225.241 164 228 164 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+  <path id="ID0.8060284000821412" fill="#FFFFFF" stroke="none" d="M 267 170 C 270.311 170 273.311 170.784 275.483 172.052 C 277.655 173.319 279 175.069 279 177 C 279 178.931 277.655 180.681 275.483 181.948 C 273.311 183.216 270.311 184 267 184 C 263.689 184 260.689 183.216 258.517 181.948 C 256.345 180.681 255 178.931 255 177 C 255 175.069 256.345 173.319 258.517 172.052 C 260.689 170.784 263.689 170 267 170 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+  <path id="ID0.5429155449382961" fill="#000000" stroke="none" d="M 232 173 C 233.379 173 234.629 173.560 235.535 174.465 C 236.440 175.371 237 176.621 237 178 C 237 179.379 236.440 180.629 235.535 181.535 C 234.629 182.440 233.379 183 232 183 C 230.621 183 229.371 182.440 228.465 181.535 C 227.560 180.629 227 179.379 227 178 C 227 176.621 227.560 175.371 228.465 174.465 C 229.371 173.560 230.621 173 232 173 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+  <path id="ID0.10347355296835303" fill="#000000" stroke="none" d="M 272.500 176 C 273.742 176 274.867 176.448 275.681 177.172 C 276.496 177.896 277 178.896 277 180 C 277 181.104 276.496 182.104 275.681 182.828 C 274.867 183.552 273.742 184 272.500 184 C 271.258 184 270.133 183.552 269.319 182.828 C 268.504 182.104 268 181.104 268 180 C 268 178.896 268.504 177.896 269.319 177.172 C 270.133 176.448 271.258 176 272.500 176 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+  <path id="ID0.0358476871624589" fill="#000000" stroke="none" stroke-linecap="round" d="M 249.500 202.350 C 254.446 202.182 258.918 198.475 263.845 198.465 C 266.211 198.462 270 200.621 270 202 C 270 203.379 267.647 204.629 263.845 205.535 C 260.044 206.440 254.794 207 249 207 C 243.206 207 237.956 206.440 234.155 205.535 C 230.353 204.629 228.623 203.791 228 202 C 227.588 200.799 230.381 199.602 231.850 199.650 C 237.831 199.723 243.629 202.549 249.500 202.350 Z " transform="matrix(1, 0, 0, 1, -187, -140)"/>
+</svg>