Publish a signed Play AAB from Deploy Prod.

Closes #121. Supersedes the separate Deploy Android workflow in #58 by attaching hesychia-<version>-<code>.aab to an android-v* Gitea release after the prod web deploy.

llm-fe/scripts/android-version.test.mjs

@@ -0,0 +1,113 @@
+import { readFileSync } from 'node:fs';
+import { dirname, join } from 'node:path';
+import { fileURLToPath } from 'node:url';
+import { describe, it } from 'node:test';
+import assert from 'node:assert/strict';
+import {
+  bumpPatch,
+  listAndroidReleases,
+  nextAndroidVersion,
+  parseAndroidTag,
+  readBaseline,
+} from './android-version.mjs';
+
+const gradle = readFileSync(
+  join(dirname(fileURLToPath(import.meta.url)), '../android/app/build.gradle'),
+  'utf8',
+);
+const floor = { versionName: '0.1.0', versionCode: 1 };
+
+describe('android version', () => {
+  it('reads the floor still written in build.gradle', () => {
+    assert.deepEqual(readBaseline(gradle), floor);
+  });
+
+  it('assigns versionCode from a resolved int, not a parenthesized cast', () => {
+    assert.match(gradle, /versionCode resolvedVersionCode/);
+    assert.doesNotMatch(gradle, /versionCode\s*\(/);
+  });
+
+  it('parses Play release tags and ignores other tags', () => {
+    assert.deepEqual(parseAndroidTag('android-v1.0.2-3'), {
+      versionName: '1.0.2',
+      versionCode: 3,
+    });
+    assert.equal(parseAndroidTag('web-v1.0.2'), null);
+  });
+
+  it('bumps the patch', () => {
+    assert.equal(bumpPatch('0.1.0'), '0.1.1');
+    assert.equal(bumpPatch('1.0.9'), '1.0.10');
+  });
+
+  it('steps past the floor when nothing has been released yet', () => {
+    assert.deepEqual(
+      nextAndroidVersion({ baseline: floor, releases: [], sha: 'abc' }),
+      {
+        versionName: '0.1.1',
+        versionCode: 2,
+        reused: false,
+      },
+    );
+  });
+
+  it('reuses the release that already points at this commit', () => {
+    assert.deepEqual(
+      nextAndroidVersion({
+        baseline: floor,
+        sha: 'abc',
+        releases: [{ versionName: '0.1.1', versionCode: 2, sha: 'abc' }],
+      }),
+      { versionName: '0.1.1', versionCode: 2, reused: true },
+    );
+  });
+
+  it('bumps from the highest release rather than the gradle floor', () => {
+    assert.deepEqual(
+      nextAndroidVersion({
+        baseline: floor,
+        sha: 'def',
+        releases: [
+          { versionName: '0.1.1', versionCode: 2, sha: 'abc' },
+          { versionName: '0.1.4', versionCode: 5, sha: 'old' },
+        ],
+      }),
+      { versionName: '0.1.5', versionCode: 6, reused: false },
+    );
+  });
+
+  it('keeps a hand-raised floor ahead of older releases', () => {
+    assert.deepEqual(
+      nextAndroidVersion({
+        baseline: { versionName: '1.1.0', versionCode: 10 },
+        sha: 'def',
+        releases: [{ versionName: '0.1.4', versionCode: 5, sha: 'old' }],
+      }),
+      { versionName: '1.1.1', versionCode: 11, reused: false },
+    );
+  });
+
+  it('lists only android release tags', async () => {
+    const fetchImpl = async () => ({
+      ok: true,
+      status: 200,
+      json: async () => [
+        { tag_name: 'android-v0.1.1-2', target_commitish: 'abc' },
+        { tag_name: 'v0.1.1', target_commitish: 'nope' },
+      ],
+    });
+    await assert.doesNotReject(
+      listAndroidReleases({
+        apiUrl: 'https://git.example/api/v1',
+        token: 'token',
+        owner: 'ai_ml_operations',
+        repo: 'chat_web_app',
+        fetchImpl,
+      }).then((releases) => {
+        assert.deepEqual(releases, [
+          { versionName: '0.1.1', versionCode: 2, sha: 'abc' },
+        ]);
+      }),
+    );
+  });
+});