Add shared port registry workflow and improve scaffold tooling

resources/scripts/report-hook-event.sh

@@ -3,8 +3,17 @@
 set -euo pipefail
 
 state_dir="${COPILOT_RESOURCES_STATE_DIR:-$HOME/.copilot-resources-state}"
+script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
+port_registry_script="$script_dir/update-port-registry.mjs"
 mkdir -p -- "$state_dir"
 
 event_payload="$(cat)"
 printf '%s\n' "$event_payload" >> "$state_dir/hook-events.log"
+
+if command -v node >/dev/null 2>&1 && [[ -f "$port_registry_script" ]]; then
+	if ! printf '%s' "$event_payload" | node "$port_registry_script"; then
+		printf '%s update-port-registry failed\n' "$(date -u +"%Y-%m-%dT%H:%M:%SZ")" >> "$state_dir/project-ports-errors.log"
+	fi
+fi
+
 printf '{"continue": true}\n'