Initial: fingerprint DB + Takeout fetch + ingest flows

run-prefect.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+# NixOS venv wrapper for the prefect binary (same libs as run-python.sh)
+set -euo pipefail
+NIX_LIBS=(
+  /nix/store/0iv8glcslgfcgn371lbjr5jjw5a6cqir-gcc-15.3.0-lib/lib
+  /nix/store/l7xwm1f6f3zj2x8jwdbi8gdyfbx07sh7-zlib-1.3.1/lib
+)
+EXISTING="${LD_LIBRARY_PATH:-}"
+export LD_LIBRARY_PATH="$(IFS=:; echo "${NIX_LIBS[*]}"):${EXISTING}"
+exec "$HOME/photo-pipeline/.venv/bin/prefect" "$@"