Changelog¶

All notable changes to this project will be documented in this file.

The format is based on a mixture of Keep a Changelog and Common Changelog. This project adheres to Semantic Versioning, with the exception that minor releases may include breaking changes.

Unreleased ¶

✨ Validate Slurm --licenses alignment with the targeted QC alias in the SPANK plugin, enabling admins to enforce Slurm-native concurrency limits on on-premise QCs (#114) (@marcelwa)

♻️ Further align C++ HTTP and authentication handling with cpr abstractions (#122) (@burgholzer)

🩹 Fix rate limit handling and retry logic for API requests (#122) (@burgholzer)

✨ Expose the current calibration set ID as a device property via QDMI_DEVICE_PROPERTY_CUSTOM1 (#108) (@burgholzer)
✨ Add iqm-sampler and iqm-estimator CLI entrypoints leveraging IQMBackend’s primitives (#92) (@marcelwa)
✨ Implement Slurm SPANK plugin for injecting IQM environment variables and session parameters into Slurm jobs (#74, #117) (@marcelwa)
✨ Support environment variable fallbacks (IQM_BASE_URL, IQM_QC_ID, and IQM_QC_ALIAS) for session initialization (#74) (@marcelwa)

🩹 Ensure the QDMI device can handle devices with computational resonators (#107) (@burgholzer)

⬆️ Update mqt-core to version 3.7.0 (#120) ([@denialhaag])
⬆️ Update QDMI to version 1.3.2 (#120) ([@denialhaag])
♻️ Rewrite the C++ HTTP client to use cpr instead of direct libcurl calls (#105) (@marcelwa)
♻️ Considerably simplify the internal HTTP client implementation (#105) (@burgholzer)

🩹 Decouple MQT Core and Qiskit dependency resolution to avoid potential cyclic dependency issues (#78) (@marcelwa)

✨ Add end-to-end examples and documentation for running experiments on IQM hardware (#53) (@marcelwa, @burgholzer)
🚸 Add explicit retry logic to avoid hitting API rate limits (#52, #73) (@marcelwa, @burgholzer)
✨ Add Qiskit-compatible IQMBackend wrapper including Sampler and Estimator primitives (#37) (@marcelwa, @burgholzer)

♻️ Consistently use IQM_TOKEN instead of RESONANCE_API_KEY for authentication (#67) (@marcelwa)
♻️ Consistently enforce explicit authentication parameters to take precedence over environment variables (#67) (@marcelwa)
📝 Restructure documentation for better clarity and navigation (#53) (@burgholzer)
📝 Update Spack package guide with latest release and installation instructions (#53) (@burgholzer)
📝 Reduce redundancy across documentation (#53) (@burgholzer)
🚚 Replace meetiqm.com with new iqm.tech domain in documentation and codebase (#56) (@iqmtjm, @marcelwa)
🚸 Demote warnings from missing calibration endpoints to debug level (#51) (@marcelwa)

Compatible with QDMI v1.3.0.