Add linting action and pre-commit config

Author: Perseudonymous

.github/workflows/lint.yaml

@@ -0,0 +1,45 @@
+name: Lint
+on:
+  pull_request:
+    branches:
+      - "master"
+jobs:
+  black:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+      - name: Install and run linter
+        run: |
+          pip install black==22.10.0
+          black --check --verbose --diff --color -S .
+  isort:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+      - name: Install and run linter
+        run: |
+          pip install isort==5.13.2
+          isort . --check-only --diff
+  flake8:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+      - name: Install and run linter
+        run: |
+          pip install flake8==7.1.0 flake8-bugbear
+          flake8

.pre-commit-config.yaml

@@ -0,0 +1,24 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v5.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-added-large-files
+  - repo: https://github.com/pycqa/isort
+    rev: 5.13.2
+    hooks:
+      - id: isort
+  - repo: https://github.com/pycqa/flake8
+    rev: 7.1.0
+    hooks:
+      - id: flake8
+        additional_dependencies:
+          - flake8-bugbear==24.2.6
+  - repo: https://github.com/psf/black
+    rev: 22.10.0
+    hooks:
+      - id: black