fix: [ISSUE] "Error fetching data and indexing: [Errno 2] No such file or directory: '/data/INFILE.pdf'" in API workflow execution

Describe the bug

Following "Getting Started" instructions, but got an error in API workflow. Always the same errors happen.

Error fetching data and indexing: [Errno 2] No such file or directory: '/data/INFILE.pdf'

To reproduce

Following "Getting Started" instructions, except:

• using Japanese invoice PDF
• change prompts a little to match with invoice documents.

Errors happens:

• create API workflow and reqeust API with Postman (checked logs via workflow)
• and also "Run Workflow" with some PDFs in workflow screen.

got the same error always.

Expected behavior

• API workflow returns correct parsed data.
• "Run Workflow" works correctly and return parsed data.

Environment details

• Version: commit 830e56382b5725590ccc1ea3f21fa644f62e070e (tag: v0.81.0)
• OS: macOS 13.6
• Docker: Docker Desktop for Mac 4.31.0
• LLM: OpenAI gpt-4o-mini
• Embeddings: OpenAI
• VectorDB: Qdrant Cloud
• Text Extractor: Llama Parse

Additional context

I have 3 sample PDF.
Parsing all of them works perfectly in Prompt Studio.
OTOH, in both API and Workflow, Parsing all of above always failed.

Screenshots

API reqeust from Postman

and logs

"Run Workflow"

Prompt Studio works.