feat: attempt to use pre-run hook to create package.json

action.yml

@@ -13,4 +13,5 @@ outputs:
     description: The rdme command result output
 runs:
   using: node20
+  pre: bin/write-gha-pjson.js
   main: dist-gha/run.cjs

bin/write-gha-pjson.js

@@ -0,0 +1,35 @@
+#! /usr/bin/env node
+// @ts-check
+
+import fs from 'node:fs';
+import path from 'node:path';
+
+const newTarget = './cmds.js';
+
+/**
+ * We need to duplicate the `package.json` file (with a few modifications) from the root of the project to the
+ * `dist-gha` directory, so that the GitHub Actions-flavored `oclif` configuration can find it.
+ */
+function writeGitHubActionsPackageJson() {
+  const current = JSON.parse(
+    fs.readFileSync(path.resolve(import.meta.dirname, '../package.json'), { encoding: 'utf-8' }),
+  );
+
+  current.private = true;
+
+  // set the correct targets for GitHub Actions
+  current.oclif.commands.target = newTarget;
+  Object.values(current.oclif.hooks).forEach(hook => {
+    // eslint-disable-next-line no-param-reassign
+    hook.target = newTarget;
+  });
+
+  // remove properties that are only applicable in a CLI context
+  delete current.oclif.helpClass;
+  delete current.oclif.plugins;
+
+  // write the new package.json file
+  fs.writeFileSync(path.resolve(import.meta.dirname, '../dist-gha/package.json'), JSON.stringify(current, null, 2));
+}
+
+writeGitHubActionsPackageJson();