Require Python 3.12 for workflow automation

scripts/python

@@ -1,11 +1,18 @@
 #!/bin/sh
 set -eu
 
-for python in python3.13 python3.12 python3.11; do
+if command -v conda >/dev/null 2>&1; then
+    conda_version=$(conda run -n base python -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")' 2>/dev/null || true)
+    case "$conda_version" in
+        3.1[2-9]|3.[2-9][0-9]) exec conda run --no-capture-output -n base python "$@" ;;
+    esac
+fi
+
+for python in python3.13 python3.12; do
     if command -v "$python" >/dev/null 2>&1; then
         exec "$python" "$@"
     fi
 done
 
-echo "photoanalyzer: Python 3.11 or newer is required" >&2
+echo "photoanalyzer: Python 3.12 or newer is required" >&2
 exit 2