Add ruff pre-commit hook

Add configuration for pre-commit, ruff as a hook and configuration to
run ruff whenever a pull request is opened or code is pushed.

.gitea/workflows/pre-commit.yml

@@ -0,0 +1,12 @@
+---
+name: pre-commit
+on:
+  - push
+  - pull_request
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+      - uses: pre-commit/action@v3.0.1

.pre-commit-config.yaml

@@ -0,0 +1,15 @@
+---
+repos:
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.6.1
+    hooks:
+      - id: ruff
+        args:
+          - --output-format=full
+        exclude: ^source/tools/webservices/
+      - id: ruff-format
+        args:
+          - --check
+          - --target-version
+          - py311
+        exclude: ^source/tools/webservices/

ruff.toml

@@ -0,0 +1,10 @@
+line-length = 99
+
+[lint.isort]
+lines-after-imports = 2
+
+[lint.pycodestyle]
+max-doc-length = 72
+
+[lint.pydocstyle]
+convention = "pep257"