chore(service): avoid network-online stall and speed pipenv boot

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

scripts/led-controller.service

@@ -1,7 +1,8 @@
 [Unit]
 Description=LED Controller web server
-After=network-online.target
-Wants=network-online.target
+# Use network.target only. Ordering after network-online.target can block `systemctl start`
+# until wait-online finishes; Wi‑Fi/DHCP delays then look like a hung start job.
+After=network.target
 
 [Service]
 Type=simple
@@ -12,6 +13,8 @@ Environment=PATH=/home/pi/.local/bin:/usr/local/bin:/usr/bin:/bin
 ExecStart=/bin/bash /home/pi/led-controller/scripts/start.sh
 Restart=on-failure
 RestartSec=5
+# pipenv/first bind can be slow; avoid misleading "activating" forever if misconfigured
+TimeoutStartSec=120
 
 [Install]
 WantedBy=multi-user.target