diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7226c65
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# Say
+
+Voice assistant: mic → Whisper STT → LLM response
diff --git a/package-lock.json b/package-lock.json
index 88de493..593fd9a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,7 +6,10 @@
   "packages": {
     "": {
       "name": "say",
-      "version": "1.0.0"
+      "version": "1.0.0",
+      "engines": {
+        "node": ">=16"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index 68842eb..c4b651a 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,9 @@
 {
   "name": "say",
   "version": "1.0.0",
+  "description": "Voice assistant: mic → Whisper STT → LLM response",
   "main": "server.js",
+  "engines": { "node": ">=16" },
   "scripts": { "start": "node server.js" },
   "dependencies": {}
 }