Revamping to matrix style

node_modules/astro/dist/cli/create-key/index.d.ts

@@ -0,0 +1,6 @@
+import { type Flags } from '../flags.js';
+interface CreateKeyOptions {
+    flags: Flags;
+}
+export declare function createKey({ flags }: CreateKeyOptions): Promise<0 | 1>;
+export {};

node_modules/astro/dist/cli/create-key/index.js

@@ -0,0 +1,27 @@
+import { createNodeLogger } from "../../core/config/logging.js";
+import { createKey as createCryptoKey, encodeKey } from "../../core/encryption.js";
+import { flagsToAstroInlineConfig } from "../flags.js";
+async function createKey({ flags }) {
+  try {
+    const inlineConfig = flagsToAstroInlineConfig(flags);
+    const logger = createNodeLogger(inlineConfig);
+    const keyPromise = createCryptoKey();
+    const key = await keyPromise;
+    const encoded = await encodeKey(key);
+    logger.info(
+      "crypto",
+      `Generated a key to encrypt props passed to Server islands. To reuse the same key across builds, set this value as ASTRO_KEY in an environment variable on your build server.
+
+ASTRO_KEY=${encoded}`
+    );
+  } catch (err) {
+    if (err != null) {
+      console.error(err.toString());
+    }
+    return 1;
+  }
+  return 0;
+}
+export {
+  createKey
+};