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Aer is a high performance simulator for quantum circuits that includes noise models

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### Summary This is fix for #2084 ### Details and comments `backend.set_max_qubits` was not implemented correctly when backend._target is None (max number of qubits should be set before transpile if...

stable-backport-potential
Changelog: Bugfix

### Informations - **Qiskit Aer version**: 0.14.1 - **Python version**: 3.11 - **Operating system**: mac ### What is the current behavior? Minor issue in EstimatorV2 __init__ - can't specify method...

bug

### Informations - **Qiskit Aer version**: 0.14.1 - **Python version**: 3.8-3.12 - **Operating system**: macOS x86_64 ### What is the current behavior? Some of the shot branching tests are failing...

bug

### What is the expected behavior? From Qiskit 1.0, quantum computer backend goes to BackendV2 (https://docs.quantum.ibm.com/api/qiskit/qiskit.providers.BackendV2) that has target object containing information of basis gates, coupling map, instruction properties (gate...

enhancement
good first issue

### What is the expected behavior? Aer support parallelizing using MPI but there are some issues reported, however there are varieties of environments of clusters with MPI and it is...

enhancement
good first issue

### What is the expected behavior? Since Qiskit version 1.0 is released, a lot of changes of interfaces has been implemented also in Aer. However there are still older documents...

enhancement
good first issue

### What is the expected behavior? Aer supports accelerating quantum computing simulations by using GPUs, but there is only distribution package for NVIDIA's GPUs is available and ROCm (https://github.com/ROCm/ROCm) support...

enhancement
good first issue

### What is the expected behavior? MPS simulation method (https://github.com/Qiskit/qiskit-aer/tree/main/src/simulators/matrix_product_state) becomes important to simulate circuits with large number of qubits. Currently MPS simulation method only supports `device=CPU` and it takes...

enhancement
good first issue

### Summary This PR fixes deploy.yml fixed for releasing 0.14.1 ### Details and comments

stable-backport-potential
Changelog: Bugfix

### Summary This PR adds `simulator_metadata` in metadata of SamplerV2 PubResults as similar to EstimatorV2 ### Details and comments

stable-backport-potential
Changelog: Bugfix
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