Add CI for technologydata prototype

[finozzifa]

Closes # (if applicable).

Changes proposed in this Pull Request

Checklist

• Code changes are sufficiently documented; i.e. new functions contain docstrings and further explanations may be given in doc.
• Data source for new technologies is clearly stated.
• Newly introduced dependencies are added to environment.yaml (if applicable).
• A note for the release notes doc/release_notes.rst of the upcoming release is included.
• I consent to the release of this PR's code under the GPLv3 license.

[Copilot]

Pull Request Overview

This PR adds a Continuous Integration workflow for the technologydata prototype.

• Adds a new GitHub Actions workflow for testing on the prototype branch.
• Configures job steps to check out the code, set up Python 3.13, install dependencies via uv, and run unit tests.

[euronion]

Thanks!

I've added a cache, reducing CI run times by ~2 minutes.
My guess is this is related to pydeflate being slow in reading, i.e. each call to pydeflate takes a bit of time.

Might be a potential performance improvement at some point.

PR LGTM, can merge 👍