feat: Better multi-file consistency for File Component (#8625)

* feat: First pass at output changes for file component

* SQLite support and json parsing

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* Update base_file.py

* [autofix.ci] apply automated fixes

* Update file.py

* [autofix.ci] apply automated fixes

* Split text supporting messages

* [autofix.ci] apply automated fixes

* Support structured json data

* Routine for inclusion of sample data

* Couple more template updates

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* Update Text Sentiment Analysis.json

* Update Portfolio Website Code Generator.json

* Test coverage

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* Update constants.py

* Update base_file.py

* Update service.py

* Update src/backend/base/langflow/components/processing/split_text.py

Co-authored-by: Gabriel Luiz Freitas Almeida <gabriel@langflow.org>

* [autofix.ci] apply automated fixes

* Update service.py

* Add get file size that is unimplemented

* Update service.py

* Fix return

* Remove type annotation

* Update graph for new templates

* Update test_vector_store_rag.py

* Update stop-building.spec.ts

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* Update fileUploadComponent.spec.ts

* Update fileUploadComponent.spec.ts

* Update fileUploadComponent.spec.ts

* Update fileUploadComponent.spec.ts

* Update fileUploadComponent.spec.ts

* Update fileUploadComponent.spec.ts

* [autofix.ci] apply automated fixes

* Update fileUploadComponent.spec.ts

* test update

* Update fileUploadComponent.spec.ts

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---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Edwin Jose <edwin.jose@datastax.com>
Co-authored-by: Gabriel Luiz Freitas Almeida <gabriel@langflow.org>
Co-authored-by: Mike Fortman <michael.fortman@datastax.com>

src/frontend/tests/core/features/stop-building.spec.ts

@@ -82,9 +82,7 @@ test(
     await page
       .getByTestId("handle-urlcomponent-shownode-extracted pages-right")
       .click();
-    await page
-      .getByTestId("handle-splittext-shownode-data or dataframe-left")
-      .click();
+    await page.getByTestId("handle-splittext-shownode-input-left").click();
 
     //connection 2
     await page