fix(build): generate Suwayomi WebUI revision

package.json

@@ -8,7 +8,8 @@
         "setup": "pnpm i --frozen-lockfile && pnpm setup-env-files",
         "dev": "pnpm setup && vite",
         "preview": "pnpm setup && vite preview",
-        "build": "pnpm setup && vite build",
+        "build": "pnpm setup && vite build && pnpm build-revision",
+        "build-revision": "tsx tools/scripts/writeWebUIRevision.ts",
         "test": "pnpm test:material-you",
         "test:material-you": "tsx --test src/features/theme/services/*.test.ts",
         "build-md5": "find build -type f | sort | xargs md5sum | awk '{ print $1 }' | tr -d '\n' | md5sum| awk '{ print $1 }' > buildZip/md5sum ",

src/features/theme/services/MaterialYouRevision.test.ts

@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import assert from 'node:assert/strict';
+import { describe, it } from 'node:test';
+import { formatWebUIRevision } from '@/features/theme/services/MaterialYouRevision.ts';
+
+describe('formatWebUIRevision', () => {
+    it('matches the revision format required by Suwayomi custom WebUI builds', () => {
+        assert.equal(formatWebUIRevision(3356), 'r3356\n');
+    });
+
+    it('rejects invalid git commit counts', () => {
+        assert.throws(() => formatWebUIRevision(0), /positive integer/);
+        assert.throws(() => formatWebUIRevision(4.5), /positive integer/);
+    });
+});

src/features/theme/services/MaterialYouRevision.ts

@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+export const formatWebUIRevision = (commitCount: number): string => {
+    if (!Number.isInteger(commitCount) || commitCount < 1) {
+        throw new Error('WebUI revision commit count must be a positive integer');
+    }
+
+    return `r${commitCount}\n`;
+};

tools/scripts/writeWebUIRevision.ts

@@ -0,0 +1,16 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import { execFileSync } from 'node:child_process';
+import { writeFileSync } from 'node:fs';
+import { formatWebUIRevision } from '@/features/theme/services/MaterialYouRevision.ts';
+
+const commitCount = Number(execFileSync('git', ['rev-list', 'HEAD', '--count'], { encoding: 'utf8' }).trim());
+const revisionPath = new URL('../../build/revision', import.meta.url);
+
+writeFileSync(revisionPath, formatWebUIRevision(commitCount), 'utf8');