feat(utils): add global test runner and helper help

templates/problem/test/run_tests.sh.tmpl

@@ -1,36 +0,0 @@
-#!/bin/bash
-set -e
-
-echo "🧪 執行測試: {{NUMBER_PAD}}-{{NAME_SLUG}}"
-echo "=========================="
-
-pushd "$(dirname "$0")" >/dev/null
-
-echo "📋 C# 測試結果:"
-if (cd ../csharp && dotnet build >/dev/null 2>&1); then
-  if dotnet test --logger "console;verbosity=minimal" >/dev/null 2>&1; then
-    echo "✅ C# 測試通過"
-  else
-    echo "❌ C# 測試失敗"
-  fi
-else
-  echo "❌ C# 編譯失敗"
-fi
-
-echo ""
-echo "📋 Go 測試結果:"
-if (cd ../go && go build >/dev/null 2>&1); then
-  if go test -v >/dev/null 2>&1; then
-    echo "✅ Go 測試通過"
-  else
-    echo "❌ Go 測試失敗（顯示詳細）"
-    go test -v
-  fi
-else
-  echo "❌ Go 編譯失敗"
-fi
-
-popd >/dev/null
-echo ""
-echo "📊 測試完成！"
-