Add .devcontainer.json

Author: asw101

.devcontainer/devcontainer.json

@@ -0,0 +1,15 @@
+{
+	"image": "mcr.microsoft.com/devcontainers/universal:2",
+	"features": {
+		"ghcr.io/devcontainers/features/rust:1": {},
+		"ghcr.io/devcontainers/features/azure-cli:1": {}
+	},
+	"postCreateCommand": "./scripts/install.sh",
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "rust-lang.rust-analyzer"
+            ]
+        }
+    }
+}