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/tailwindcss/lib/util/cloneDeep.js

@@ -0,0 +1,22 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+Object.defineProperty(exports, "cloneDeep", {
+    enumerable: true,
+    get: function() {
+        return cloneDeep;
+    }
+});
+function cloneDeep(value) {
+    if (Array.isArray(value)) {
+        return value.map((child)=>cloneDeep(child));
+    }
+    if (typeof value === "object" && value !== null) {
+        return Object.fromEntries(Object.entries(value).map(([k, v])=>[
+                k,
+                cloneDeep(v)
+            ]));
+    }
+    return value;
+}