Update devcontainer.json

Author: dleeftink

.devcontainer/devcontainer.json

@@ -1,64 +1,30 @@
-// For format details, see https://aka.ms/devcontainer.json. For config options, see the
-// README at: https://github.com/devcontainers/templates/tree/main/src/javascript-node
-// https://containers.dev/implementors/json_reference/
-// https://code.visualstudio.com/docs/getstarted/settings#_default-settings
-// https://github.blog/changelog/2022-10-26-codespaces-customizable-initial-experience/
-// https://blog.siliconvalve.com/posts/2023/08/08/using-dev-containers-to-build-a-transportable-blog-writing-environment
-// https://stackoverflow.com/questions/72194332/need-a-better-way-to-programmatically-clear-and-set-user-settings-in-vscode
-// https://code.visualstudio.com/remote/advancedcontainers/start-processes
-// https://github.com/orgs/community/discussions/9644#discussioncomment-2702122 | setting custom start-up message
-// https://github.com/orgs/community/discussions/43534 | custom start-up message
-// https://github.com/orgs/community/discussions/4068 | default public ports
-// ~/.vscode-remote/data/Machine/settings.json
-
 {
-	
-	"name": "Node & Conda",
-	"image": "mcr.microsoft.com/vscode/devcontainers/miniconda",
-	
-	// Features to add to the dev container. More info: https://containers.dev/features.
-	"features": {
-		//"ghcr.io/devcontainers/features/conda:1": {
-		//	"version": "latest",
-		//	"addCondaForge": "true"
-		//}
-    		//"ghcr.io/devcontainers-contrib/features/node-asdf:0": {
-		//	"version": "latest"
-		//}
-		"ghcr.io/devcontainers/features/node:1": {
-			"version": "lts"
-		}
-		//"ghcr.io/devcontainers-contrib/features/npm-package:1": {
-		//	"package": "@observablehq/framework",
-		//	"version": "latest"
-		//}
-
-	},
-
-	"portsAttributes": {
-		"3000": {
-		  "label": "Live preview",
-		  "onAutoForward": "openPreview"
-		}
-	  },
-
-	"forwardPorts": [3000],
-	
-	"onCreateCommand": "sudo cp .devcontainer/welcome-message.txt /usr/local/etc/vscode-dev-containers/first-run-notice.txt && npm install",
-	"waitFor": "onCreateCommand",
-	"updateContentCommand": "npm install --prefix penguin-classification; \\\nconda config --add channels conda-forge; \\\nconda install --file penguin-classification/requirements.txt --y",
-	// "postCreateCommand": "conda config --add channels conda-forge; \\\nconda install --file penguin-classification/requirements.txt --y",
-	"postAttachCommand": {
-	  "server": "code penguin-classification/docs/data/predictions.csv.py && npm run obs"
-	},
-	
-	"customizations": {
-		"codespaces": {
-		  "openFiles": ["penguin-classification/docs/index.md"]
-		}
-	}
-	
-	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
-	// "remoteUser": "root"
-
+  "name": "Observable Framework Python starter",
+  "image": "mambaorg/micromamba:alpine3.19",
+  "features": {
+    "ghcr.io/cirolosapio/devcontainers-features/alpine-node:0": {},
+    "ghcr.io/devcontainers-contrib/features/bash-command:1": {
+      "command": "apk update && apk add coreutils wget shadow sudo git; sudo chsh -s /bin/bash ; sudo chsh -s /bin/bash mambauser"
+    }
+  },
+  "remoteEnv": {
+    "target_repo": "https://github.com/dleeftink/observable-python-codespace.git",
+    "source_file": "https://raw.githubusercontent.com/dleeftink/observable-python-codespace/main/.devcontainer/setup.sh",
+    "$MAMBA_ROOT_PREFIX": "/opt/conda"
+  },
+  "forwardPorts": [
+    3000
+  ],
+  "portsAttributes": {
+    "3000": {
+      "label": "Live preview",
+      "onAutoForward": "openPreview"
+    }
+  },
+  "onCreateCommand": "echo 'Please wait for live pane ...'",
+  "updateContentCommand": "wget -P .devcontainer \"$source_file\" -nc && chmod +x .devcontainer/*.sh",
+  "postCreateCommand": ".devcontainer/setup.sh",
+  "postAttachCommand": {
+    "init": "code -r -g penguin-classification/docs/data/predictions.csv.py:1; npm run dep && npm run dev"
+  }
 }