fix(core): allows postinstall script to run in npm v12

src/claude-code/install.sh

@@ -90,7 +90,14 @@ install_nodejs() {
 # Function to install Claude Code CLI
 install_claude_code() {
     echo "Installing Claude Code CLI..."
-    npm install -g @anthropic-ai/claude-code
+    local npm_version npm_major_version
+    npm_version="$(npm --version)"
+    npm_major_version="${npm_version%%.*}"
+    if [ "$npm_major_version" -ge 12 ] 2>/dev/null; then
+        npm install -g @anthropic-ai/claude-code --allow-scripts=@anthropic-ai/claude-code
+    else
+        npm install -g @anthropic-ai/claude-code
+    fi
 
     if command -v claude >/dev/null; then
         echo "Claude Code CLI installed successfully!"
@@ -137,4 +144,4 @@ main() {
 }
 
 # Execute main function
-main
+main

test/claude-code/auto-install-node.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+set -e
+
+# Validate the auto-install path installed Node.js 18 from NodeSource.
+if ! node --version | grep -q "^v18\."; then
+    echo "expected Node.js 18.x from auto-install path"
+    exit 1
+fi
+
+if [ ! -f /etc/apt/sources.list.d/nodesource.list ]; then
+    echo "expected NodeSource apt source list to exist"
+    exit 1
+fi
+
+echo "Auto-install Node.js scenario checks passed!"
+exit 0

test/claude-code/scenarios.json

@@ -5,5 +5,11 @@
             "ghcr.io/devcontainers/features/node:1": {},
             "claude-code": {}
         }
+    },
+    "auto-install-node": {
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu",
+        "features": {
+            "claude-code": {}
+        }
     }
 }