[codex] add versioned Pages deployment (#73)

scripts/docs-versioning.test.ts

@@ -0,0 +1,56 @@
+import { describe, expect, test } from 'bun:test';
+import {
+  buildVersionManifest,
+  compareStableVersionsDesc,
+  isStableReleaseTag,
+  stableTagsWithDocs,
+  versionArchiveCacheName,
+  versionOutputPath,
+  versionPath,
+} from './docs-versioning';
+
+describe('docs versioning helpers', () => {
+  test('stable tag filtering excludes beta and rc tags', () => {
+    expect(isStableReleaseTag('v0.14.0')).toBe(true);
+    expect(isStableReleaseTag('v0.15.0-beta.3')).toBe(false);
+    expect(isStableReleaseTag('v0.15.0-rc.1')).toBe(false);
+  });
+
+  test('latest stable resolves to v0.14.0 when beta tags are present', () => {
+    const tags = ['v0.13.0', 'v0.15.0-beta.3', 'v0.14.0'].sort(compareStableVersionsDesc);
+
+    expect(tags[0]).toBe('v0.14.0');
+  });
+
+  test('tags before docs-site are skipped', () => {
+    const tags = ['v0.12.0', 'v0.13.0', 'v0.14.0'];
+    const hasDocsSite = (tag: string) => tag !== 'v0.12.0';
+
+    expect(stableTagsWithDocs(tags, hasDocsSite)).toEqual(['v0.14.0', 'v0.13.0']);
+  });
+
+  test('version manifest paths are normalized', () => {
+    expect(versionPath('v0.14.0')).toBe('/v/0.14.0/');
+    expect(
+      buildVersionManifest({
+        latestStable: 'v0.14.0',
+        stableVersions: ['v0.14.0'],
+      }),
+    ).toEqual({
+      latestStable: 'v0.14.0',
+      channels: [
+        { label: 'Latest stable', path: '/' },
+        { label: 'main', path: '/main/' },
+      ],
+      versions: [{ version: 'v0.14.0', path: '/v/0.14.0/' }],
+    });
+  });
+
+  test('archive cache names are normalized by version and shared internals hash', () => {
+    expect(versionArchiveCacheName('v0.14.0', 'abcdef1234567890')).toBe('abcdef123456-v0.14.0');
+  });
+
+  test('archive output paths stay relative for filesystem joins', () => {
+    expect(versionOutputPath('v0.14.0')).toBe('v/0.14.0');
+  });
+});