Fix: Improved knowledge base configuration and related logic #9869 (#10315)

### What problem does this PR solve?

Fix: Improved knowledge base configuration and related logic #9869
- Optimized the display logic of the Generate Log button to support
displaying completion time and task ID
- Implemented the ability to pause task generation and connect to the
data flow cancellation interface
- Fixed issues with type definitions and optional chaining calls in some
components
### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/components/chunk-method-dialog/use-default-parser-values.ts

@@ -15,17 +15,17 @@ export function useDefaultParserValues() {
       auto_keywords: 0,
       auto_questions: 0,
       html4excel: false,
-      raptor: {
-        use_raptor: false,
-        prompt: t('knowledgeConfiguration.promptText'),
-        max_token: 256,
-        threshold: 0.1,
-        max_cluster: 64,
-        random_seed: 0,
-      },
-      graphrag: {
-        use_graphrag: false,
-      },
+      // raptor: {
+      //   use_raptor: false,
+      //   prompt: t('knowledgeConfiguration.promptText'),
+      //   max_token: 256,
+      //   threshold: 0.1,
+      //   max_cluster: 64,
+      //   random_seed: 0,
+      // },
+      // graphrag: {
+      //   use_graphrag: false,
+      // },
       entity_types: [],
       pages: [],
     };