Add and configure pre-commit for ruff, flake8 and yapf

.flake8

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+[flake8]
+max-line-length = 120
+extend-ignore =
+    # closing bracket does not match visual indentation, caused by yapf
+    E124
+    # continuation line missing indentation or outdented
+    # doesn’t look wrong, formatted like this by yapf
+    E122
+    # E251 unexpected spaces around keyword / parameter equals, caused by yapf wrapping lines after “=”
+    E251
+
+per-file-ignores =
+    # E501 line too long
+    */migrations/*:  E501
+
+    # F403 e. g. 'from .base_settings import *' used; unable to detect undefined names
+    # F405 x may be undefined, or defined from star imports
+    phi/*settings*: F403, F405
+
+exclude =
+    local

.pre-commit-config.yaml

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+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    # Ruff version.
+    rev: v0.0.290
+    hooks:
+      - id: ruff
+
+  - repo: https://github.com/pycqa/flake8
+    rev: '6.1.0'  # pick a git hash / tag to point to
+    hooks:
+      - id: flake8
+
+  - repo: https://github.com/google/yapf
+    rev: 'v0.40.0'
+    hooks:
+      - id: yapf
+        name: yapf
+        description: "A formatter for Python files."
+        entry: yapf
+        args: [ -i ]  # inplace
+        language: python
+        types: [ python ]