Add sea scripts

Author: jdalton

.config/rollup.sea.config.mjs

@@ -0,0 +1,42 @@
+/**
+ * Rollup configuration for building SEA bootstrap thin wrapper.
+ * Compiles TypeScript bootstrap to CommonJS for Node.js SEA compatibility.
+ */
+
+import path from 'node:path'
+import url from 'node:url'
+
+import { babel as babelPlugin } from '@rollup/plugin-babel'
+import commonjsPlugin from '@rollup/plugin-commonjs'
+import { nodeResolve } from '@rollup/plugin-node-resolve'
+
+const __dirname = path.dirname(url.fileURLToPath(import.meta.url))
+const rootDir = path.join(__dirname, '..')
+
+export default {
+  input:
+    process.env.SEA_BOOTSTRAP || path.join(rootDir, 'src/sea/bootstrap.mts'),
+  output: {
+    file:
+      process.env.SEA_OUTPUT || path.join(rootDir, 'dist/sea/bootstrap.cjs'),
+    format: 'cjs',
+    interop: 'auto',
+  },
+  external: [
+    // Only externalize Node.js built-ins for the thin wrapper.
+    /^node:/,
+  ],
+  plugins: [
+    nodeResolve({
+      preferBuiltins: true,
+      exportConditions: ['node'],
+    }),
+    babelPlugin({
+      babelHelpers: 'runtime',
+      babelrc: false,
+      configFile: path.join(__dirname, 'babel.config.js'),
+      extensions: ['.mjs', '.js', '.ts', '.mts'],
+    }),
+    commonjsPlugin(),
+  ],
+}

package.json

@@ -36,6 +36,8 @@
     "build:dist": "pnpm build:dist:src && pnpm build:dist:types",
     "build:dist:src": "run-p -c clean:dist clean:external && dotenvx -q run -f .env.local -- rollup -c .config/rollup.dist.config.mjs",
     "build:dist:types": "pnpm clean:dist:types && tsgo --project tsconfig.dts.json",
+    "build:sea": "node src/sea/build-sea.mts",
+    "build:sea:internal:bootstrap": "rollup -c .config/rollup.sea.config.mjs",
     "check": "pnpm check:lint && pnpm check:tsc",
     "check:lint": "dotenvx -q run -f .env.local -- eslint --report-unused-disable-directives .",
     "check:tsc": "tsgo",
@@ -167,6 +169,7 @@
     "open": "10.2.0",
     "oxlint": "1.15.0",
     "pony-cause": "2.1.11",
+    "postject": "1.0.0-alpha.6",
     "registry-auth-token": "5.1.0",
     "registry-url": "7.2.0",
     "rollup": "4.50.1",