Fix remote deploy console encoding; allow npm install without lock.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/deploy_remote.py

@@ -54,12 +54,23 @@ curl -fsS http://127.0.0.1:5155/health || true
     client.connect(HOST, username=USER, password=PASSWORD, timeout=30)
     print("running remote bootstrap/pull ...")
     stdin, stdout, stderr = client.exec_command(remote, get_pty=True)
-    for line in iter(stdout.readline, ""):
-        print(line, end="")
-    err = stderr.read().decode("utf-8", errors="ignore")
+    while True:
+        chunk = stdout.read(1024)
+        if not chunk:
+            break
+        text = chunk.decode("utf-8", errors="replace") if isinstance(chunk, bytes) else chunk
+        try:
+            print(text, end="", flush=True)
+        except UnicodeEncodeError:
+            print(text.encode("ascii", errors="replace").decode("ascii"), end="", flush=True)
+    err_raw = stderr.read()
+    err = err_raw.decode("utf-8", errors="replace") if isinstance(err_raw, bytes) else err_raw
     code = stdout.channel.recv_exit_status()
     if err:
-        print(err, file=sys.stderr)
+        try:
+            print(err, file=sys.stderr)
+        except UnicodeEncodeError:
+            print(err.encode("ascii", errors="replace").decode("ascii"), file=sys.stderr)
     client.close()
     print(f"exit={code}")
     return code