feat(github): Emit resolved version to GITHUB_OUTPUTS on prepare

.craft.yml

@@ -1,5 +1,5 @@
 minVersion: '2.14.0'
-changelogPolicy: auto
+changelog: auto
 preReleaseCommand: >-
   node -p "
     const {execSync} = require('child_process');

src/commands/prepare.ts

@@ -34,7 +34,11 @@ import {
   isBumpType,
   type BumpType,
 } from '../utils/autoVersion';
-import { isDryRun, promptConfirmation } from '../utils/helpers';
+import {
+  isDryRun,
+  promptConfirmation,
+  setGitHubActionsOutput,
+} from '../utils/helpers';
 import { formatJson } from '../utils/strings';
 import { spawnProcess } from '../utils/system';
 import { isValidVersion } from '../utils/version';
@@ -549,6 +553,9 @@ export async function prepareMain(argv: PrepareOptions): Promise<any> {
     logger.info(`Version bump: ${currentVersion} -> ${newVersion} (${bumpType} bump)`);
   }
 
+  // Emit resolved version for GitHub Actions
+  setGitHubActionsOutput('version', newVersion);
+
   logger.info(`Releasing version ${newVersion} from ${rev}`);
   if (!argv.rev && rev !== defaultBranch) {
     logger.warn("You're not on your default branch, so I have to ask...");

src/utils/helpers.ts

@@ -1,3 +1,5 @@
+import { appendFileSync } from 'fs';
+
 import prompts from 'prompts';
 import { logger, LogLevel, setLevel } from '../logger';
 
@@ -59,3 +61,14 @@ export async function promptConfirmation(): Promise<void> {
 export function hasInput(): boolean {
   return !GLOBAL_FLAGS['no-input'];
 }
+
+/**
+ * Sets a GitHub Actions output variable.
+ * No-op when not running in GitHub Actions.
+ */
+export function setGitHubActionsOutput(name: string, value: string): void {
+  const outputFile = process.env.GITHUB_OUTPUT;
+  if (outputFile) {
+    appendFileSync(outputFile, `${name}=${value}\n`);
+  }
+}