Version 0.4.0

Features:

• Implemented Backend Support for Demonstrators

Add QUBO Problem Mask

• Qiskit Solver using QAOA
• Qrisp Solver using QAOA
• D-Wave Annealing Solver

Add Vehicle Routing Problem Mask

• LKH3 Solver
• Qrisp Solver using Grover
• Clusterer (k-means, 2-phase)

Add Traveling Sales Person Problem Mask

• LKH3 Solver
• TSP to QUBO Transformation

Add Knapsack Problem Mask

• Qiskit Solver using QAOA
• Hollowitz-Sahni classical Solver

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Tests:

• New test cases for all added problem masks. Test cases for Quantum Solvers skip large problems.
• Added default debugging output for all test cases

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Documentation

• Updated Readme file to include new solvers
• Added information to cross-compilation for Rust pipeline (used in VRP Solver)

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Refactor:

• Complete Refactoring of the API to support solver configuration
• Improved Installation Scripts for CI Pipeline and PCs
• Added OS-specific spring profiles (application.properties) + loading
• Updated Qiskit-based Solvers to new Qiskit version (1.0+)
• Updated Cirq-based Solvers to specific cirq version (because of installation issues with new Cirq versions)