feat: добавлены файлы конфигурации линтеров и GitHub Actions для проверки кода

- Создан файл `.gitea/workflows/lint.yaml` для настройки проверок в Gitea.
- Добавлен файл `.pre-commit-config.yaml` с конфигурацией pre-commit hooks.
- Создан файл `.github/workflows/lint.yaml` для линтинга кода при push в GitHub.

.pre-commit-config.yaml

@@ -0,0 +1,51 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v5.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: check-yaml
+      - id: check-case-conflict
+      - id: check-merge-conflict
+      - id: end-of-file-fixer
+
+  - repo: https://github.com/pycqa/isort
+    rev: 5.13.2
+    hooks:
+      - id: isort
+        exclude: __init__.py
+        args: [ --profile, black, --filter-files ]
+
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v3.19.0
+    hooks:
+      - id: pyupgrade
+        args: [ --py312-plus ]
+
+  - repo: https://github.com/hhatto/autopep8
+    rev: v2.3.1
+    hooks:
+      - id: autopep8
+        args: [ --max-line-length=120, --in-place ]
+
+  - repo: https://github.com/PyCQA/flake8
+    rev: 7.1.1
+    hooks:
+      - id: flake8
+        exclude: "__init__.py"
+        #        args: [ "--ignore=E501,F821,W503", "--max-line-length=120" ]
+        args: [ "--ignore=E501,W503", "--max-line-length=120" ]
+
+  - repo: https://github.com/psf/black
+    rev: 24.10.0
+    hooks:
+      - id: black
+        language_version: python3.12
+        args: [ --line-length=120 ]
+
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.7.4
+    hooks:
+      - id: ruff
+        args: [ "--fix", "--line-length=120" ]
+      - id: ruff-format
+        args: [ "--line-length=120" ]