name limits

public/channelSync.js

@@ -87,6 +87,7 @@
     input.type = "text";
     input.className = "new-channel-input";
     input.placeholder = "Channel name...";
+    input.maxLength = 64;
     
     const submit = document.createElement("button");
     submit.className = "btn-submit-channel";

server.ts

@@ -401,6 +401,9 @@ serve({
         if (!name || typeof name !== "string" || name.trim().length === 0) {
           return Response.json({ error: "Name is required" }, { status: 400 });
         }
+        if (name.trim().length > 64) {
+          return Response.json({ error: "Name must be 64 characters or less" }, { status: 400 });
+        }
         
         // Build track list from trackIds or default to full library
         let tracks: Track[];