[feat] add docker scripts

docker/start.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+set -e
+
+# environment variables for coturn
+CONF_FILE=/etc/coturn/turnserver.conf
+CERT_FILE=/opt/turnserver/turn_server_cert.pem
+PKEY_FILE=/opt/turnserver/turn_server_pkey.pem
+
+# environment variables for crossdesk-server
+CROSSDESK_SERVER_PORT=${CROSSDESK_SERVER_PORT:-9090}
+
+# check environment variables
+if [ -z "$EXTERNAL_IP" ] || [ -z "$INTERNAL_IP" ]; then
+  echo "Error: EXTERNAL_IP and INTERNAL_IP must be set."
+  echo "Example: docker run -e EXTERNAL_IP=1.2.3.4 -e INTERNAL_IP=10.0.0.5 crossdesk-server"
+  exit 1
+fi
+
+# generate coturn configuration file
+mkdir -p /etc/coturn
+cat > "$CONF_FILE" <<EOF
+# coturn auto-generated configuration
+listening-port=3478
+listening-ip=${INTERNAL_IP}
+external-ip=${EXTERNAL_IP}
+min-port=30000
+max-port=60000
+verbose
+fingerprint
+lt-cred-mech
+user=crossdesk:crossdeskpw
+realm=crossdesk
+cert=${CERT_FILE}
+pkey=${PKEY_FILE}
+log-file=/crossdesk-server/logs/turn.log
+no-cli
+EOF
+
+echo "generated coturn config at $CONF_FILE"
+echo "using certificate: $CERT_FILE"
+
+# start coturn in the background
+exec turnserver -c "$CONF_FILE" &
+
+# start crossdesk-server as main foreground process
+echo "Starting crossdesk-server..."
+./crossdesk-server/crossdesk_server \
+    ${CROSSDESK_SERVER_PORT} \
+    /crossdesk-server/certs/ \
+    /crossdesk-server/db/crossdesk_server.db \
+    /crossdesk-server/logs