Fixing devcontainer [skip ci]

Author: timheuer

.devcontainer/devcontainer.json

@@ -1,8 +1,5 @@
-// For format details, see https://aka.ms/devcontainer.json. For config options, see the
-// README at: https://github.com/devcontainers/templates/tree/main/src/typescript-node
 {
 	"name": "Node.js & TypeScript",
-	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
 	"image": "mcr.microsoft.com/devcontainers/typescript-node:1-20-bullseye",
 	"features": {
 		"ghcr.io/devcontainers/features/powershell:1": {}
@@ -17,22 +14,9 @@
 				"dbaeumer.vscode-eslint",
 				"christian-kohler.npm-intellisense",
 				"christian-kohler.path-intellisense",
-				"eamodio.gitlens",
+				"eamodio.gitlens"
+			]
 		}
-	}
-
-	// Features to add to the dev container. More info: https://containers.dev/features.
-	// "features": {},
-
-	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
-
-	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "yarn install",
-
-	// Configure tool-specific properties.
-	// "customizations": {},
-
-	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
-	// "remoteUser": "root"
-}
+	},
+	"postCreateCommand": "npm install"
+}