Makelore 2.0 initial clean snapshot

scripts/assert-release-version.mjs

@@ -0,0 +1,85 @@
+#!/usr/bin/env node
+/**
+ * npm/pnpm `version` lifecycle hook: runs after package.json is bumped, before
+ * `git tag`. Aborts if the target tag already exists locally or on origin so we
+ * never fail late on `fatal: tag 'vX.Y.Z' already exists` or a rejected push.
+ */
+import { readFileSync } from 'node:fs';
+import { execFileSync, execSync } from 'node:child_process';
+import { dirname, join } from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const root = join(dirname(fileURLToPath(import.meta.url)), '..');
+
+function readPackageVersion() {
+  const raw = readFileSync(join(root, 'package.json'), 'utf8');
+  return JSON.parse(raw).version;
+}
+
+const version = process.env.npm_package_version || readPackageVersion();
+const tag = `v${version}`;
+const skipRemote = process.env.SKIP_RELEASE_REMOTE_CHECK === '1';
+
+function localTagExists(t) {
+  try {
+    execSync(`git rev-parse -q --verify refs/tags/${t}`, { stdio: 'pipe' });
+    return true;
+  } catch {
+    return false;
+  }
+}
+
+function remoteTagExists(t) {
+  try {
+    const out = execFileSync('git', ['ls-remote', '--tags', 'origin', `refs/tags/${t}`], {
+      encoding: 'utf8',
+    }).trim();
+    return out.length > 0;
+  } catch {
+    return null;
+  }
+}
+
+if (localTagExists(tag)) {
+  console.error(`
+Release version check failed: git tag ${tag} already exists locally.
+
+You cannot run \`pnpm version …\` for ${version} until that tag is gone or the
+version is bumped to a value that does not yet have a tag.
+
+Typical fixes:
+  • Use the next prerelease explicitly, e.g. \`pnpm version 0.3.10-beta.4\`
+  • Or delete only if you are sure it was created by mistake: \`git tag -d ${tag}\`
+`);
+  process.exit(1);
+}
+
+if (!skipRemote) {
+  const onRemote = remoteTagExists(tag);
+  if (onRemote === null) {
+    console.error(`
+Release version check failed: could not query origin for refs/tags/${tag}.
+
+Ensure \`origin\` exists and you can reach the network, run
+\`pnpm run preversion\` / \`git fetch origin --tags\`, then retry.
+
+To skip this check (offline only): SKIP_RELEASE_REMOTE_CHECK=1
+`);
+    process.exit(1);
+  }
+  if (onRemote) {
+    console.error(`
+Release version check failed: tag ${tag} already exists on origin.
+
+Bump to a version that is not on the remote yet (see \`git ls-remote --tags origin\`).
+`);
+    process.exit(1);
+  }
+}
+
+if (skipRemote) {
+  console.log('Release version OK (remote check skipped): tag is not present locally.');
+  process.exit(0);
+}
+
+console.log(`Release version OK: tag ${tag} is not present locally and not on origin.`);