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/fast-glob/out/utils/index.d.ts

@@ -0,0 +1,8 @@
+import * as array from './array';
+import * as errno from './errno';
+import * as fs from './fs';
+import * as path from './path';
+import * as pattern from './pattern';
+import * as stream from './stream';
+import * as string from './string';
+export { array, errno, fs, path, pattern, stream, string };