Fix daily-cron failing to bump version (#7129)

* Fix daily-cron failing to bump version

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix variable name

Signed-off-by: Sebastian Malton <sebastian@malton.name>

---------

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/bump-version-for-cron/src/index.ts

@@ -0,0 +1,56 @@
+import * as child_process from "child_process";
+import { readFile, writeFile } from "fs/promises";
+import semver from "semver";
+import { promisify } from "util";
+import arg from "arg";
+
+const { SemVer } = semver;
+
+const exec = promisify(child_process.exec);
+
+const args = arg({
+  "--path": String,
+});
+
+const versionJsonPath = args["--path"];
+
+if (!versionJsonPath) {
+  throw new Error("Missing required '--path'");
+}
+
+try {
+  const packageJson = JSON.parse(await readFile(versionJsonPath, "utf-8"));
+
+  const { stdout: gitRevParseOutput } = await exec("git rev-parse --short HEAD");
+  const currentHash = gitRevParseOutput.trim();
+
+  const currentVersion = new SemVer(packageJson.version);
+
+  const partialVersion = `${currentVersion.major}.${currentVersion.minor}.${currentVersion.patch}`;
+  const prereleasePart = `cron.${currentHash}`;
+  const newVersion = `${partialVersion}-${prereleasePart}`;
+
+  await writeFile(
+    versionJsonPath,
+    JSON.stringify(
+      {
+        ...packageJson,
+        version: newVersion,
+      },
+      null,
+      2,
+    ),
+  );
+
+  if (process.env.GITHUB_OUTPUT) {
+    await writeFile(process.env.GITHUB_OUTPUT, `VERSION=${newVersion}`, {
+      flag: "a+",
+    });
+  }
+
+  await exec(`yarn run bump-version --yes ${newVersion}`);
+} catch (error) {
+  console.error(error);
+  process.exit(1);
+}
+