feat!: add linux cross-platform support with systemd unit file

build/unix/HATray.service

@@ -0,0 +1,44 @@
+[Unit]
+Description=HATray - Home Assistant Tray Utility
+Documentation=https://github.com/Xevion/HATray
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=notify
+NotifyAccess=main
+ExecStart=$BINARY_PATH
+ExecReload=/bin/kill -HUP $MAINPID
+
+Restart=on-failure
+RestartSec=5
+
+# CPUAccounting=yes
+# MemoryAccounting=yes
+# StandardOutput=journal
+# StandardError=journal
+# SyslogIdentifier=HATray
+
+# Environment variables
+# Environment=HOME=/home/%i
+
+# Security settings
+# NoNewPrivileges=true
+# PrivateTmp=true
+# ProtectSystem=strict
+# ProtectHome=true
+# ReadWritePaths=/home/%i/.config/HATray
+
+# Resource limits (cgroups v2)
+# MemoryMax=128M
+# MemoryHigh=96M
+# MemorySwapMax=0
+# CPUQuota=10%
+# CPUWeight=100
+# IOWeight=100
+# TasksMax=100
+# LimitNOFILE=1024
+# LimitCORE=0
+
+[Install]
+WantedBy=default.target