feat: remove.sh — clean removal for greenfield redeployment

remove.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+# NextNVR — Clean Removal Script
+# Removes all traces for a greenfield redeployment.
+# Usage: ./remove.sh
+
+SERVICE_NAME="nextnvr"
+DEPLOY_DIR="/opt/nextnvr"
+
+echo "=== NextNVR Clean Removal ==="
+echo ""
+
+# Stop service.
+echo "Stopping service..."
+sudo systemctl stop "${SERVICE_NAME}" 2>/dev/null || true
+sudo systemctl disable "${SERVICE_NAME}" 2>/dev/null || true
+
+# Kill any lingering processes.
+echo "Killing processes..."
+sudo pkill -9 -f "nextnvr" 2>/dev/null || true
+sudo pkill -9 -f "go2rtc" 2>/dev/null || true
+sudo pkill -9 -f "ffmpeg.*rec_" 2>/dev/null || true
+sleep 1
+
+# Remove systemd service file.
+if [ -f "/etc/systemd/system/${SERVICE_NAME}.service" ]; then
+    sudo rm -f "/etc/systemd/system/${SERVICE_NAME}.service"
+    sudo systemctl daemon-reload
+    echo "Service file removed."
+fi
+
+# Remove deployment directory.
+if [ -d "${DEPLOY_DIR}" ]; then
+    sudo rm -rf "${DEPLOY_DIR}"
+    echo "Removed ${DEPLOY_DIR}"
+fi
+
+echo ""
+echo "NextNVR removed. Recordings at /mnt/recordings are untouched."
+echo "Run ./deploy_nvr.sh for a fresh install."