add devcontainer

Author: emesare

.devcontainer/devcontainer.json

@@ -0,0 +1,11 @@
+{
+  "name": "memflow-py-devcontainer",
+  "image": "mcr.microsoft.com/devcontainers/universal:2",
+  "features": {
+    "ghcr.io/devcontainers/features/rust:1": {},
+    "ghcr.io/devcontainers/features/python:1": {
+      "installJupyterlab": true
+    }
+  },
+  "postCreateCommand": "pip install maturin && pip install '.[dev]' && pip install venv && python -m venv venv"
+}