chore(deps): update debian docker tag to v13.1 (#173)

Co-authored-by: small-hack-renovate[bot] <151926327+small-hack-renovate[bot]@users.noreply.github.com>

Author: small-hack-renovate[bot]

docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM debian:13.0
+FROM debian:13.1
 
 ENV BW_CLI_VERSION=2025.8.0