feat: add a devcontainer for codespaces (#266)

Author: 12rambau

.devcontainer/devcontainer.json

@@ -0,0 +1,9 @@
+{
+  "name": "Python 3",
+  "image": "mcr.microsoft.com/devcontainers/python:1-3.11-bullseye",
+  "features": {
+    "ghcr.io/devcontainers-contrib/features/hatch:2": {},
+    "ghcr.io/devcontainers-contrib/features/pre-commit:2": {}
+  },
+  "postCreateCommand": "pre-commit install"
+}