Revert "fix: 修复 hasArchive 和 splitByLine 同时存在的问题"

This reverts commit 50f2da5503.

frontend/src/pages/DataManagement/Detail/components/ImportConfiguration.tsx

@@ -324,14 +324,6 @@ export default function ImportConfiguration({
     setImportConfig((prev) => ({ ...prev, splitByLine: false }));
   }, [form, hasNonTextFile, importConfig.files, importConfig.splitByLine]);
 
-  // 当 hasArchive 变为 true 时，自动关闭 splitByLine
-  useEffect(() => {
-    if (importConfig.hasArchive && importConfig.splitByLine) {
-      form.setFieldsValue({ splitByLine: false });
-      setImportConfig((prev) => ({ ...prev, splitByLine: false }));
-    }
-  }, [form, importConfig.hasArchive, importConfig.splitByLine]);
-
   // Separate effect for fetching collection tasks when source changes
   useEffect(() => {
     if (open && importConfig.source === DataSource.COLLECTION) {
@@ -455,7 +447,7 @@ export default function ImportConfiguration({
                 name="splitByLine"
                 valuePropName="checked"
               >
-                <Switch disabled={hasNonTextFile || importConfig.hasArchive} />
+                <Switch disabled={hasNonTextFile} />
               </Form.Item>
             )}
             <Form.Item