Add ruff linting support (#2654)

.github/workflows/ruff.yaml

@@ -0,0 +1,12 @@
+on: [ push, pull_request ]
+name: ruff linting
+jobs:
+    ruff:
+        runs-on: ubuntu-latest
+        container:
+            image: archlinux/archlinux:latest
+        steps:
+            - uses: actions/checkout@v4
+            - run: pacman --noconfirm -Syu ruff
+            - name: Lint with ruff
+              run: ruff check

.pre-commit-config.yaml

@@ -39,3 +39,7 @@ repos:
     hooks:
     - id: mypy
       fail_fast: true
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.6.2
+    hooks:
+      - id: ruff

CONTRIBUTING.md

@@ -40,7 +40,7 @@ There might therefore be older code which does not follow the coding convention
 
 ## Git hooks
 
-`archinstall` ships pre-commit hooks that make it easier to run check such as `mypy` and `flake8` locally.
+`archinstall` ships pre-commit hooks that make it easier to run checks such as `mypy`, `ruff check`, and `flake8` locally.
 The checks are listed in `.pre-commit-config.yaml` and can be installed via
 ```
 pre-commit install

archinstall/lib/output.py

@@ -287,7 +287,7 @@ def error(
 
 def warn(
 	*msgs: str,
-	level: int = logging.WARN,
+	level: int = logging.WARNING,
 	fg: str = 'yellow',
 	bg: Optional[str] = None,
 	reset: bool = False,

pyproject.toml

@@ -34,6 +34,7 @@ dev = [
     "mypy==1.11.2",
     "flake8==7.1.1",
     "pre-commit==3.8.0",
+    "ruff==0.6.2",
 ]
 doc = ["sphinx"]
 
@@ -118,3 +119,39 @@ ignore_missing_imports = true
 [tool.bandit]
 targets = ["archinstall"]
 exclude = ["/tests"]
+
+[tool.ruff]
+target-version = "py311"
+builtins = ["_"]
+line-length = 220
+
+[tool.ruff.lint]
+select = [
+    "ASYNC",  # flake8-async
+    "C90",    # mccabe
+    "E",      # pycodestyle errors
+    "EXE",    # flake8-executable
+    "F",      # Pyflakes
+    "FLY",    # flynt
+    "G",      # flake8-logging-format
+    "ICN",    # flake8-import-conventions
+    "LOG",    # flake8-logging
+    "PIE",    # flake8-pie
+    "PLC",    # Pylint conventions
+    "PLE",    # Pylint errors
+    "RSE",    # flake8-raise
+    "SLOT",   # flake8-slot
+    "T10",    # flake8-debugger
+    "W",      # pycodestyle warnings
+    "YTT",    # flake8-2020
+]
+
+ignore = [
+    "E701",  # multiple-statements-on-one-line-colon
+    "E722",  # bare-except
+    "F401",  # unused-import
+    "W191",  # tab-indentation
+]
+
+[tool.ruff.lint.mccabe]
+max-complexity = 40