fix(flow): 修复Rhai脚本执行错误处理并优化变量解析逻辑

refactor(engine): 重构Rhai表达式错误处理为枚举类型
fix(script_rhai): 修正脚本文件读取和执行失败的错误返回
perf(testrun): 优化前端测试面板日志去重和显示逻辑

frontend/src/flows/components/testrun/testrun-panel/index.tsx

@@ -108,7 +108,23 @@ export const TestRunSidePanel: FC<TestRunSidePanelProps> = ({ visible, onCancel
           ? customService.runStreamWS(values, {
               onNode: (evt) => {
                 if (evt.ctx) setStreamCtx((prev: any) => ({ ...(prev || {}), ...(evt.ctx || {}) }));
-                if (evt.logs && evt.logs.length) setStreamLogs((prev: string[]) => [...prev, ...evt.logs!]);
+                if (evt.logs && evt.logs.length) {
+                  const normalizeLog = (s: string) => s.replace(/\r/g, '').trim();
+                  const dedupLogs = (arr: string[]) => {
+                    const seen = new Set<string>();
+                    const res: string[] = [];
+                    for (const s of arr) {
+                      const key = normalizeLog(s);
+                      if (!seen.has(key)) {
+                        seen.add(key);
+                        res.push(s);
+                      }
+                    }
+                    return res;
+                  };
+                  const incoming = evt.logs!;
+                  setStreamLogs((prev) => dedupLogs([...(prev || []), ...incoming]));
+                }
               },
               onError: (evt) => {
                 const msg = evt.message || I18n.t('Run failed');
@@ -282,13 +298,18 @@ export const TestRunSidePanel: FC<TestRunSidePanelProps> = ({ visible, onCancel
       {/* 运行中（流式）时，直接在表单区域下方展示实时输出，而不是覆盖整块内容 */}
       {streamMode && isRunning && (
         <>
-          <NodeStatusGroup title={I18n.t('Context') + ' (Live)'} data={streamCtx} optional disableCollapse />
           <NodeStatusGroup title={I18n.t('Logs') + ' (Live)'} data={streamLogs} optional disableCollapse />
+          <NodeStatusGroup title={I18n.t('Context') + ' (Live)'} data={streamCtx} optional disableCollapse />
+        </>
+      )}
+
+      {/* 展示后端返回的执行信息：仅在非流式或流式已结束时显示，避免与实时输出重复 */}
+      {(!streamMode || !isRunning) && (
+        <>
+          <NodeStatusGroup title={I18n.t('Logs')} data={result?.logs} optional disableCollapse />
+          <NodeStatusGroup title={I18n.t('Context')} data={result?.ctx} optional disableCollapse />
         </>
       )}
-      {/* 展示后端返回的执行信息 */}
-      <NodeStatusGroup title={I18n.t('Context')} data={result?.ctx} optional disableCollapse />
-      <NodeStatusGroup title={I18n.t('Logs')} data={result?.logs} optional disableCollapse />
     </div>
   );