diff --git a/script/docker/docker_copy_file.sh b/script/docker/docker_copy_file.sh
new file mode 100755
index 0000000..c7c3f3f
--- /dev/null
+++ b/script/docker/docker_copy_file.sh
@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# -----------------------------
+# Parameters
+# -----------------------------
+
+if [[ $# -lt 1 ]]; then
+  echo "Usage: $0 <source_file> [destination_directory]"
+  exit 1
+fi
+
+SRC_FILE="$1"
+DEST_DIR="${2:-/home/seluser/Downloads}" # default destination inside container
+
+if [[ ! -f "$SRC_FILE" ]]; then
+  echo "Error: Source file '$SRC_FILE' does not exist."
+  exit 1
+fi
+
+SRC_BASENAME="$(basename "$SRC_FILE")"
+
+# -----------------------------
+# Determine container name
+# -----------------------------
+
+CURRENT=$(pwd)
+BASENAME=$(basename "${CURRENT}")
+
+# Remove dots and convert to lowercase (same logic as original)
+BASENAME="${BASENAME//./}"
+BASENAME="${BASENAME,,}"
+
+CANDIDATE1="${BASENAME}-ERPLibre-1"
+CANDIDATE2="${BASENAME}_ERPLibre_1"
+
+CONTAINER=""
+
+# Find which container exists
+if docker ps --format '{{.Names}}' | grep -qx "${CANDIDATE1}"; then
+  CONTAINER="${CANDIDATE1}"
+elif docker ps --format '{{.Names}}' | grep -qx "${CANDIDATE2}"; then
+  CONTAINER="${CANDIDATE2}"
+else
+  echo "Error: No matching container found:"
+  echo "  - ${CANDIDATE1}"
+  echo "  - ${CANDIDATE2}"
+  exit 1
+fi
+
+echo "Detected container: ${CONTAINER}"
+
+# -----------------------------
+# Copy file into container
+# -----------------------------
+
+echo "Ensuring directory exists inside container: ${DEST_DIR}"
+docker exec -u root "${CONTAINER}" mkdir -p "${DEST_DIR}"
+
+echo "Copying '${SRC_FILE}' to '${CONTAINER}:${DEST_DIR}/${SRC_BASENAME}'"
+docker cp "${SRC_FILE}" "${CONTAINER}:${DEST_DIR}/${SRC_BASENAME}"
+
+echo "File copy complete."