Remove 'poc_async.py' and rename files for consistency

[leonvanbokhorst]

Summary by Sourcery

Chores:

• Remove the 'poc_async.py' file from the 'pocs' directory.
• Rename files to 'nfd_' for consistency

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request removes an unused proof of concept file (poc_async.py) from the codebase, contributing to better code organization and maintenance.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Removal of unused proof of concept file	Deleted unused proof of concept file for async functionality	pocs/poc_async.py

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[sourcery-ai]

Hey @leonvanbokhorst - I've reviewed your changes - here's some feedback:

Overall Comments:

• The PR title suggests a rename operation, but the diff only shows a file deletion. Please clarify if this is a rename (in which case we need to see the new file location) or a removal.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[leonvanbokhorst]

Renamed file names to prefix 'nfd_' for consistency