Modernize freud binding, build system, and CI.

.clang-tidy

@@ -8,6 +8,10 @@
 # readability-function-cognitive-complexity: Some heavily nested functions trigger this, it could be possible to rewrite these but that's out of scope at the moment.
 # readability-magic-numbers: Wigner3j contains (necessary) magic numbers.
 # readability-redundant-member-init: If the constructor changes or if there are multiple constructor signatures, prefer to be explicit.
+# readability-identifier-length: We use short identifiers sparingly and in places where they are more readable than long ones.
+# bugprone-easily-swappable-parameters: Many methods unavoidably take multiple float parameters.
+# performance-enum-size: There is little to be gained switching from 4-byt ints to 1 byte enums.
+# portability-simd-intrinsics: Allow intrinsics to improve performance.
 
 Checks: 'bugprone-*,
          cert-*,
@@ -26,4 +30,9 @@ Checks: 'bugprone-*,
          -readability-avoid-const-params-in-decls,
          -readability-function-cognitive-complexity,
          -readability-magic-numbers,
-         -readability-redundant-member-init'
+         -readability-redundant-member-init,
+         -readability-identifier-length,
+         -bugprone-easily-swappable-parameters,
+         -performance-enum-size,
+         -portability-simd-intrinsics,
+         '

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -5,56 +5,64 @@ body:
   - type: textarea
     attributes:
       label: Description
-      description: A clear and concise description of the bug.
+      description: Describe the problem.
     validations:
       required: true
   - type: textarea
     attributes:
-      label: Steps to Reproduce
-      description: Please provide a *minimal* script to reproduce the bug.
+      label: Script
+      description: |
+        The *minimal* script that demonstrates the problem. The script should depend only on
+        freud and its dependencies so that developers can run it.
+      placeholder: |
+        import freud
+        ...
       render: python
     validations:
       required: true
   - type: textarea
     attributes:
-      label: Error Output
-      description: Please indicate the output from the above script and what you expect the output to be.
+      label: Input files
+      description: Attach any input files needed to run the script.
+  - type: textarea
+    attributes:
+      label: Output
+      description: |
+        What output did you get?
       render: shell
     validations:
       required: true
+  - type: textarea
+    attributes:
+      label: Expected output
+      description: What output do you expect?
   - type: input
     attributes:
       label: freud Version
       description: What version of freud are you using?
-      placeholder: v3.1.0
+      placeholder: 3.1.0
     validations:
       required: true
   - type: input
     attributes:
       label: Python Version
       description: What version of python are you using?
-      placeholder: v3.8.2
+      placeholder: 3.13.0
   - type: dropdown
     attributes:
-      label: System Platform
-      description: What platform are you using?
+      label: Platform
+      description: What platform are you using? Select all that apply.
+      multiple: true
       options:
-        - MacOS
+        - CPU
+        - GPU
         - Linux
-        - Windows
+        - macOS
   - type: dropdown
     attributes:
       label: Installation method
       description: How did you install freud?
       options:
         - Download from PyPI
         - Download from conda-forge
-        - glotzerlab-software container
         - built from source
-  - type: dropdown
-    attributes:
-      label: Developer
-      description: Who should fix this?
-      options:
-        - I will submit a pull request that fixes this problem.
-        - Would someone else please fix this?

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -18,10 +18,10 @@ body:
     attributes:
         label: Additional Context
         description: What additional information is useful to understand this request?
-  - type: dropdown
+  - type: markdown
     attributes:
-      label: Developer
-      description: Who should implement the new feature?
-      options:
-        - I will submit a pull request that implements this feature.
-        - Would someone else please implement this?
+      value: |
+        We would welcome your contribution!
+
+        If you plan to implement this functionality, the freud developers will discuss the
+        proposed design and API with you **before** you begin work.

.github/PULL_REQUEST_TEMPLATE.md

@@ -13,23 +13,8 @@ Resolves: #???
 <!-- Include details of your testing environment, and the tests you ran to
      see how your changes affect other areas of the code, etc. -->
 
-## Screenshots
-<!-- (if appropriate) -->
-
-## Types of changes
-<!-- What types of changes does your code introduce? Put an `x` in all the boxes that apply: -->
-- [ ] Bug fix (non-breaking change which fixes an issue)
-- [ ] New feature (non-breaking change which adds or improves functionality)
-- [ ] Breaking change (fix or feature that would cause existing functionality to change)
-- [ ] Documentation improvement (updates to user guides, docstrings, or developer docs)
-
 ## Checklist:
-<!-- Put an `x` in all the boxes that apply. If you're unsure about any of
-     these, don't hesitate to ask. We're here to help! -->
-- [ ] I have read the [**CONTRIBUTING**](https://github.com/glotzerlab/freud/blob/main/CONTRIBUTING.md) document.
-- [ ] My code follows the code style of this project.
-- [ ] I have updated the documentation (if relevant).
-- [ ] I have added tests that cover my changes (if relevant).
-- [ ] All new and existing tests passed.
-- [ ] I have updated the [credits](https://github.com/glotzerlab/freud/blob/main/doc/source/reference/credits.rst).
-- [ ] I have updated the [Changelog](https://github.com/glotzerlab/freud/blob/main/ChangeLog.md).
+- [ ] I have reviewed the [**Contributor Guidelines**](https://github.com/glotzerlab/freud/blob/main/CONTRIBUTING.md).
+- [ ] I agree with the terms of the [**Freud Contributor Agreement**](https://github.com/glotzerlab/freud/blob/main/ContributorAgreement.md).
+- [ ] My name is on the [list of contributors](https://github.com/glotzerlab/freud/blob/main/doc/source/reference/credits.rst) in the pull request source branch.
+- [ ] I have updated the [Change log](https://github.com/glotzerlab/freud/blob/main/ChangeLog.md).

.github/dependabot.yml

@@ -21,30 +21,3 @@ updates:
       applies-to: security-updates
       patterns:
       - '*'
-- package-ecosystem: "pip"
-  directory: "/"
-  target-branch: main
-  schedule:
-    interval: "monthly"
-    time: "07:00"
-    timezone: "EST5EDT"
-  pull-request-branch-name:
-    separator: "-"
-  open-pull-requests-limit: 2
-  reviewers:
-  - joaander
-  groups:
-    pip-version:
-      applies-to: version-updates
-      patterns:
-      - '*'
-      update-types:
-      - minor
-      - patch
-    pip-security:
-      applies-to: security-updates
-      patterns:
-      - '*'
-      update-types:
-      - minor
-      - patch