feat: add check_events.sh, check_resources.sh, check_all.sh for diagnostics

cluster/check_events.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+# 用途：檢查叢集事件（診斷問題最重要！）
+
+set -euo pipefail
+
+# 顏色定義
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo "=========================================="
+echo "        K3s 叢集事件 (最近1小時)"
+echo "=========================================="
+echo ""
+
+# 顯示最近 1 小時的 Warning 和 Error 事件
+echo "⚠️  Warning / Error 事件"
+echo "------------------------------------------"
+kubectl get events -A --sort-by='.lastTimestamp' --field-selector type!=Normal | \
+  grep -E "(Warning|Error)" | tail -20 || echo "無異常事件"
+
+echo ""
+echo "📋 所有最近事件 (最近20筆)"
+echo "------------------------------------------"
+kubectl get events -A --sort-by='.lastTimestamp' | tail -20
+
+echo ""
+echo "🔄 計畫失敗的 Pod"
+echo "------------------------------------------"
+kubectl get pods -A | grep -E "(Failed|Error|CrashLoopBackOff|ImagePullBackOff)" || echo -e "${GREEN}無異常 Pod${NC}"
+
+echo ""
+echo "=========================================="
+echo "提示: 事件太多可用 kubectl get events -A --field-selector type=Warning"
+echo "=========================================="