setup agent runtime requirements (#7)

scripts/sync-clone

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+if [[ $# -ne 1 ]]; then
+  echo "usage: $0 /absolute/path/to/clone" >&2
+  exit 1
+fi
+
+clone_dir="$1"
+
+if [[ "$clone_dir" != /* ]]; then
+  echo "clone path must be absolute: $clone_dir" >&2
+  exit 1
+fi
+
+if [[ ! -d "$clone_dir/.git" ]]; then
+  git clone --local --no-hardlinks "$repo_root" "$clone_dir"
+fi
+
+find "$clone_dir" -mindepth 1 -maxdepth 1 \
+  ! -name .git \
+  ! -name .env.agent \
+  -exec rm -rf {} +
+
+tar \
+  --exclude=.git \
+  --exclude=.state \
+  --exclude=.turbo \
+  --exclude=node_modules \
+  --exclude=dist \
+  --exclude='apps/web/.next' \
+  -C "$repo_root" \
+  -cf - \
+  . | tar -C "$clone_dir" -xf -
+
+echo "Synced working tree into $clone_dir"