fix: copy README after pkg dir exists

build.sh

@@ -17,6 +17,8 @@ wasm-pack build --target web -d "$ROOT/web"
 echo "Generating node-esm wrapper..."
 mkdir -p "$ROOT/node-esm"
 
+cp README.md "$ROOT/README.md"
+
 # Extract export names from the nodejs .js file
 EXPORTS=$(grep -oP '(?<=module\.exports\.)\w+' "$ROOT/node/blake3_wasm_rs.js" | sort -u || true)
 
@@ -51,7 +53,7 @@ rm -f "$ROOT/bundler/.gitignore" "$ROOT/node/.gitignore" "$ROOT/web/.gitignore"
 cat > "$ROOT/package.json" << 'EOF'
 {
   "name": "blake3-wasm-rs",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "BLAKE3 hashing via Rust/WASM - works in Node.js (CJS + ESM), browsers, and bundlers",
   "license": "MIT",
   "repository": {
@@ -73,7 +75,8 @@ cat > "$ROOT/package.json" << 'EOF'
     "node/",
     "node-esm/",
     "bundler/",
-    "web/"
+    "web/",
+    "README.md"
   ],
   "keywords": [
     "blake3",