Add pre-commit config with a few hooks and mdformat

.github/workflows/deploy.yml

@@ -31,7 +31,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5.1.0
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
         with:
           python-version: 3.12
 

.github/workflows/lint.yml

@@ -0,0 +1,24 @@
+name: Run pre-commit and autofix
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-22.04
+
+    steps:
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
+        with:
+          fetch-depth: 0
+
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
+        with:
+          python-version: 3.x
+
+      - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
+
+      - uses: pre-commit-ci/lite-action@9d882e7a565f7008d4faf128f27d1cb6503d4ebf # v1.0.2
+        if: always()

.pre-commit-config.yaml

@@ -0,0 +1,18 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: 2c9f875913ee60ca25ce70243dc24d5b6415598c # v4.6.0
+    hooks:
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+      - id: requirements-txt-fixer
+
+  - repo: https://github.com/executablebooks/mdformat
+    rev: 6c1288142f351100fb24babd44aedd20e1599e99 # 0.7.17
+    hooks:
+      - id: mdformat
+        additional_dependencies:
+          - mdformat-mkdocs
+          - mdformat-tables
+          - mdformat-footnote
+          - mdformat-frontmatter