Create devcontainer.json (#444)

<!-- This is an auto-generated comment: release notes by OSS CodeRabbit
-->
### Summary by CodeRabbit

- New Feature: Introduced a development container configuration file
(`devcontainer.json`). This allows developers to set up their
development environment quickly and consistently using the specified
Docker image (`mcr.microsoft.com/devcontainers/universal:2`). This
change enhances the developer experience by providing a standardized,
reproducible development environment.
<!-- end of auto-generated comment: release notes by OSS CodeRabbit -->

Author: legalhustler1

.devcontainer/devcontainer.json

@@ -0,0 +1,5 @@
+{
+  "image": "mcr.microsoft.com/devcontainers/universal:2",
+  "features": {
+  }
+}