Create Issue Templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Report a bug or unexpected behavior.
+labels: [bug]
+---
+
+_Please remove any sensitive information (e.g., passwords, API keys) from your submission. Thank you for taking the time to report this issue. We will respond as soon as possible._
+
+## Description
+A clear and concise description of the bug.
+
+## Expected behavior
+What did you expect to happen when you encountered the issue?
+
+## How to reproduce
+Please provide (if available):
+- WarpX inputs files
+- PICMI Python files
+- Python post-processing scripts
+
+If you are unable to provide certain files or scripts, please describe the steps you took to encounter the issue.
+
+Please minimize your inputs/scripts to be concise and focused on the issue.
+For instance, make the simulation scripts as small and fast to run as possible.
+
+## Error messages
+Please paste any relevant error messages or console output.
+
+## System information
+Please check all relevant boxes and provide details.
+
+- Operating System (name and version):
+  - [ ] Linux: e.g., Ubuntu 22.04 LTS
+  - [ ] macOS: e.g., macOS Monterey 12.4
+  - [ ] Windows: e.g., Windows 11 Pro
+- Version of WarpX: e.g., latest, 24.10, etc.
+- Installation method:
+  - [ ] Conda
+  - [ ] Spack
+  - [ ] PyPI
+  - [ ] Brew
+  - [ ] From source with CMake
+  - [ ] Module system on an HPC cluster
+- Other dependencies: yes/no, describe
+- Computational resources:
+  - [ ] MPI: e.g., 2 MPI processes
+  - [ ] OpenMP: e.g., 2 OpenMP threads
+  - [ ] CPU: e.g., 2 CPUs
+  - [ ] GPU: e.g., 2 GPUs (NVIDIA, AMD, etc.)
+
+If you encountered the issue on an HPC cluster, please check our [HPC documentation](https://warpx.readthedocs.io/en/latest/install/hpc.html) to see if your HPC cluster is already supported.
+
+## Steps taken so far
+What troubleshooting steps have you taken so far, and what were the results?
+
+Have you tried compiling and running in debug mode, following the instructions in our [debugging documentation](https://warpx.readthedocs.io/en/latest/usage/workflows/debugging.html)?
+Please specify any relevant compiler flags or environment variables that were used.
+
+## Additional information
+If applicable, please add any additional information that may help explain the issue, such as screenshots, diagrams, or other relevant details.

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: true

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Request a new feature
+title: ''
+labels: [enhancement]
+assignees: ''
+---
+
+**What is the context that is prompting you to request a new feature?**
+A clear and concise description of the context.
+
+**What feature would you like to add to WarpX?**
+A clear and concise description of the feature.
+
+**What alternatives have you considered?**
+A clear and concise description of any alternative solutions or features you have considered.
+
+**Additional information**
+If applicable, please add other info about the feature request (e.g., links to existing codes, publications, etc.).
+
+**Screenshots**
+If applicable, please add screenshots about the feature request.

.github/ISSUE_TEMPLATE/installation-issue.md

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+---
+name: Installation issue
+about: Cannot install WarpX? Let us know.
+title: ''
+labels: [install, question]
+assignees: ''
+---
+
+**Where are you trying to install WarpX?**
+A clear and concise description of where you want to install WarpX.
+
+**Tell us about your software environment**
+- operating system: [name and version]
+- version of WarpX: [e.g., latest, 24.09, etc.]
+- HPC machine: [Are you running on an HPC cluster? We might support it already: https://warpx.readthedocs.io/en/latest/install/hpc.html]
+
+**What have you tried so far?**
+- installing WarpX via: [e.g., conda-forge, spack, pip, brew, from source, module system, etc.]
+
+**Are you trying to install from source?**
+Please provide:
+- the output of `cmake --fresh -S . -B build`
+- the output of `cmake --build build`
+
+Let us also know more about your software environment (if applicable):
+- version of CMake: [e.g., 3.24.0]
+- name and version of C++ compiler: [e.g., GNU 11.3 with NVCC 12.0.76]
+- name and version of Python implementation: [e.g., CPython 3.12]
+- name and version of MPI: [e.g., OpenMPI 4.1.1]
+- version of FFTW: [e.g., 3.3.10]
+- version of HDF5: [e.g., 1.14.0]
+- version of ADIOS2: [e.g., 2.10.0]
+- other relevant dependency names and versions: [e.g., NumPy 2.0, Ascent 0.8.0, etc.]
+
+**Additional information**
+If applicable, please add other info to help explain the issue.
+
+**Screenshots**
+If applicable, please add screenshots to help explain the issue.