convert pdf to md, add OVERVIEW and docs

worker-toolkit-stocks-in-the-future/repo/docs/map/_meta/sync-twins.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+# Regenerate the entry-file twins from CLAUDE.md.
+#
+# CLAUDE.md is the only hand-edited entry file. AGENTS.md and routing.md are
+# byte-identical copies so that tools which ignore CLAUDE.md still find the catalog.
+# Run this after every edit to CLAUDE.md; CI-safe and idempotent.
+
+set -euo pipefail
+
+map_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+src="${map_dir}/CLAUDE.md"
+
+[[ -f "$src" ]] || { echo "missing $src" >&2; exit 1; }
+
+for twin in AGENTS.md routing.md; do
+  cp "$src" "${map_dir}/${twin}"
+  echo "wrote ${map_dir}/${twin}"
+done