Add Docker-in-Docker feature to devcontainer

Signed-off-by: UQBA GULZAR <[email protected]>

Author: uqbagulzar122

.devcontainer/devcontainer.json

@@ -15,7 +15,8 @@
     "ghcr.io/devcontainers/features/python:1": {
       "version": "3.13"
     },
-    "ghcr.io/warrenbuckley/codespace-features/sqlite:1": {}
+    "ghcr.io/warrenbuckley/codespace-features/sqlite:1": {},
+    "ghcr.io/devcontainers/features/docker-in-docker:2": {}
   },
   "customizations": {
     "vscode": {