chore(deploy): keep start scripts and systemd units in deploy/

The three services become quant-trading-monitor, quant-trading-api and
quant-trading-vite, run from /home/gahow/projects/quant-trading. Their
units were previously untracked files in ~/.config/systemd/user.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

deploy/systemd/quant-trading-api.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Quant trading web API server
+After=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=/home/gahow/projects/quant-trading/web
+ExecStart=/home/gahow/projects/quant-trading/deploy/start-web-api.sh
+Restart=always
+RestartSec=3
+Environment=NODE_ENV=production
+
+[Install]
+WantedBy=default.target

deploy/systemd/quant-trading-monitor.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Quant live trader monitor (US + CN, all strategies)
+After=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=/home/gahow/projects/quant-trading
+ExecStart=/home/gahow/projects/quant-trading/deploy/start-monitor.sh
+Restart=always
+RestartSec=10
+Environment=PYTHONUNBUFFERED=1
+
+[Install]
+WantedBy=default.target

deploy/systemd/quant-trading-vite.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=Quant trading web frontend (Vite dev server behind nginx)
+After=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=/home/gahow/projects/quant-trading/web
+ExecStart=/home/gahow/projects/quant-trading/deploy/start-web-vite.sh
+Restart=always
+RestartSec=3
+
+[Install]
+WantedBy=default.target