DevContainer Support added

.devcontainer/devcontainer.json

@@ -0,0 +1,26 @@
+{
+    // Displayed name
+    "name": "IoT-Simulator",
+
+    // Image to be used
+    "image": "swift",
+
+    // Env in container
+    "containerEnv": {
+
+    },
+
+    // Mounts in container
+    "mounts": [
+        {
+            "source": "${localWorkspaceFolder}",
+            "target": "/workspace",
+            "type": "bind"
+        }
+    ],
+
+    // The WorkspaceFolder inside container
+    "workspaceFolder": "/workspace"
+    
+
+}