Add pre-commit tool and configuration

.pre-commit-config.yaml

@@ -0,0 +1,26 @@
+repos:
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v5.0.0
+  hooks:
+    - id: check-added-large-files
+      args: [--maxkb=8192]
+    - id: check-merge-conflict
+    - id: check-yaml
+      args: [--allow-multiple-documents]
+      exclude: "conda.recipe/meta.yaml"
+    - id: end-of-file-fixer
+      exclude: "tests/cis_tests/.*"
+    - id: trailing-whitespace
+      exclude: "tests/cis_tests/.*"
+- repo: https://github.com/astral-sh/ruff-pre-commit
+  rev: v0.7.3
+  hooks:
+    - id: ruff
+      args: [--fix, --exit-non-zero-on-fix]
+      exclude: "tests/cis_tests/.*"
+    - id: ruff-format
+      exclude: "tests/cis_tests/.*"
+- repo: https://github.com/codespell-project/codespell
+  rev: v2.3.0
+  hooks:
+    - id: codespell

environment.yml

@@ -3,7 +3,8 @@ channels:
   - conda-forge
 dependencies:
   - h5py
-  - numpy
+  - numpy=1 # for now
+  - pre-commit
   - pytest
   - pytest-cov
   - versioningit