Add back VNC (microsoft/vscode-remote-release#8994)

.devcontainer/devcontainer.json

@@ -3,6 +3,12 @@
 	"build": {
 		"dockerfile": "Dockerfile"
 	},
+	"features": {
+		"ghcr.io/devcontainers/features/desktop-lite:1": {}
+	},
+	"containerEnv": {
+		"DISPLAY": "" // Allow the Dev Containers extension to set DISPLAY, post-create.sh will add it back in ~/.bashrc and ~/.zshrc if not set.
+	},
 	"overrideCommand": false,
 	"privileged": true,
 	"mounts": [
@@ -29,6 +35,17 @@
 			]
 		}
 	},
+	"forwardPorts": [6080, 5901],
+	"portsAttributes": {
+		"6080": {
+			"label": "VNC web client (noVNC)",
+			"onAutoForward": "silent"
+		},
+		"5901": {
+			"label": "VNC TCP port",
+			"onAutoForward": "silent"
+		}
+	},
 	"hostRequirements": {
 		"memory": "9gb"
 	}