Add pre-commit config

.pre-commit-config.yaml

@@ -0,0 +1,34 @@
+exclude: \.min\.(js|css)$|/generated/
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.4.0
+    hooks:
+      - id: check-ast
+        types: [python]
+      - id: check-json
+        types: [json]
+      - id: check-toml
+        types: [toml]
+      - id: check-xml
+        types: [xml]
+      - id: check-yaml
+        types: [yaml]
+      - id: end-of-file-fixer
+      - id: check-merge-conflict
+      - id: pretty-format-json
+        args:
+          - --autofix
+          - --no-sort-keys
+      - id: trailing-whitespace
+        args:
+          - --markdown-linebreak-ext=md
+  - repo: https://github.com/timothycrosley/isort
+    rev: 5.8.0
+    hooks:
+      - id: isort
+        types: [python]
+  - repo: https://github.com/psf/black
+    rev: 20.8b1
+    hooks:
+    - id: black
+      types: [python]

pyproject.toml

@@ -21,7 +21,15 @@ django-environ-2 = "^2.1.0"
 [tool.poetry.dev-dependencies]
 django-debug-toolbar = "^3.2.1"
 django-dotenv = "^1.4.2"
+pre-commit = "^2.13.0"
+pytest = "^6.2.4"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.black]
+target-version = ['py38']
+
+[tool.isort]
+profile = "black"