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/any-promise/.npmignore

@@ -0,0 +1,7 @@
+.git*
+test/
+test-browser/
+build/
+.travis.yml
+*.swp
+Makefile