Add update-generated-in-examples script and CI workflow (#329)

Add npm script and shell script to update generated files in examples.
Add GitHub Actions workflow to check if generated files are up to date.

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

Author: mizdra

.github/workflows/check-generated-in-examples.yml

@@ -0,0 +1,30 @@
+name: check-generated-in-examples
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  check-generated-in-examples:
+    runs-on: ubuntu-24.04-arm
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-node-and-node-modules
+        with:
+          node-version: 22
+      - uses: actions/cache@v4
+        with:
+          path: |
+            packages/*/dist
+            packages/*/tsconfig.build.tsbuildinfo
+            tsconfig.tsbuildinfo
+          key: check-generated-in-examples-${{ runner.arch }}-${{ runner.os }}-${{ github.sha }}
+          restore-keys: check-generated-in-examples-${{ runner.arch }}-${{ runner.os }}
+      - run: npm run update-generated-in-examples
+      - name: Check for uncommitted changes
+        run: git diff --exit-code

package.json

@@ -23,7 +23,8 @@
     "lint:prettier": "prettier --cache --check .",
     "test": "run-s -c test:*",
     "test:vitest": "vitest --run",
-    "test:vscode": "vscode-test"
+    "test:vscode": "vscode-test",
+    "update-generated-in-examples": "./scripts/update-generated-in-examples.sh"
   },
   "prettier": "@mizdra/prettier-config-mizdra",
   "devDependencies": {

scripts/update-generated-in-examples.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -ue
+
+cd "$(dirname "$0")/.."
+
+# Build codegen package first
+npm -w packages/codegen run build
+
+# Run cmk for example directories that have codegen tasks defined in .vscode/launch.json
+for dir in examples/1-basic examples/2-named-exports examples/3-import-alias; do
+  echo "Running cmk in $dir"
+  npx cmk --project "$dir"
+done