docs(design): remove SVG, use PNG logo only

SVG icon is no longer in use. public/logo.png (1024x1024 RGBA) is
the single logo asset. DESIGN.md updated accordingly: SVG snippet
removed, wordmark pattern and <head> references updated to PNG.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

node_modules/sucrase/dist/transformers/Transformer.js

@@ -0,0 +1,16 @@
+"use strict";Object.defineProperty(exports, "__esModule", {value: true}); class Transformer {
+  // Return true if anything was processed, false otherwise.
+  
+
+  getPrefixCode() {
+    return "";
+  }
+
+  getHoistedCode() {
+    return "";
+  }
+
+  getSuffixCode() {
+    return "";
+  }
+} exports.default = Transformer;