add scripts

update-go-path.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+# Automatically detect Go installation and update .config for OpenWRT
+# Author: Zhe Yuan
+
+set -e
+umask 022
+
+CONFIG_FILE=".config"
+
+echo "========================================"
+echo " Go Path Auto Updater for OpenWRT"
+echo "========================================"
+
+# --- Check for .config file ---
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "[ERROR] No .config file found in current directory!"
+  echo "Please run this script inside your OpenWRT build root."
+  exit 1
+fi
+
+# --- Detect available Go installations ---
+GO_DIRS=(/usr/lib/go-*/)
+if [ ${#GO_DIRS[@]} -eq 0 ]; then
+  echo "[ERROR] No Go installation found under /usr/lib/go-*"
+  echo "Please install Go using: sudo apt install golang -y"
+  exit 1
+fi
+
+# --- Extract version numbers ---
+GO_VERSIONS=()
+for dir in "${GO_DIRS[@]}"; do
+  ver=$(basename "$dir" | sed -E 's/^go-([0-9]+\.[0-9]+).*$/\1/')
+  GO_VERSIONS+=("$ver")
+done
+
+# --- Sort versions and pick the latest ---
+IFS=$'\n' sorted=($(sort -V <<<"${GO_VERSIONS[*]}"))
+LATEST_VER="${sorted[-1]}"
+LATEST_PATH="/usr/lib/go-${LATEST_VER}/"
+
+echo "[INFO] Found Go versions: ${GO_VERSIONS[*]}"
+echo "[INFO] Using latest Go version: $LATEST_VER"
+echo "[INFO] Path: $LATEST_PATH"
+
+# --- Check if multiple versions exist ---
+if [ ${#GO_VERSIONS[@]} -gt 1 ]; then
+  echo "[WARN] Multiple Go versions detected!"
+  echo "If you prefer to use an older version, modify manually:"
+  echo "  CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=\"/usr/lib/go-X.XX/\""
+  echo
+fi
+
+# --- Update .config ---
+if grep -q '^CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=' "$CONFIG_FILE"; then
+  echo "[INFO] Updating existing CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT..."
+  sed -i "s|^CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=.*|CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=\"${LATEST_PATH}\"|" "$CONFIG_FILE"
+else
+  echo "[INFO] Adding CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT..."
+  echo "CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=\"${LATEST_PATH}\"" >> "$CONFIG_FILE"
+fi
+
+# --- Verify result ---
+echo
+echo "[SUCCESS] Go path updated in .config:"
+grep 'CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT' "$CONFIG_FILE"
+
+echo
+echo "========================================"
+echo "✅ Go path update complete!"
+echo "========================================"
+echo
+echo "👉 If you wish to override manually, edit .config and change:"
+echo "   CONFIG_GOLANG_EXTERNAL_BOOTSTRAP_ROOT=\"/usr/lib/go-X.XX/\""
+echo