Fix/votes api vercel entry

.github/workflows/deno.yml

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+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+# This workflow will install Deno then run `deno lint` and `deno test`.
+# For more information see: https://github.com/denoland/setup-deno
+
+name: Deno
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Setup repo
+        uses: actions/checkout@v4
+
+      - name: Setup Deno
+        # uses: denoland/setup-deno@v1
+        uses: denoland/setup-deno@61fe2df320078202e33d7d5ad347e7dcfa0e8f31  # v1.1.2
+        with:
+          deno-version: v1.x
+
+      # Uncomment this step to verify the use of 'deno fmt' on each commit.
+      # - name: Verify formatting
+      #   run: deno fmt --check
+
+      - name: Run linter
+        run: deno lint
+
+      - name: Run tests
+        run: deno test -A

services/votes-api/api/index.ts

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+// Vercel entrypoint for the votes API (Hono). The long-running Node server lives in
+// src/index.ts (PM2/nginx path) and is untouched; this file only adapts the same app
+// factory to Vercel's fetch handler. Config comes from env vars (DATABASE_URL,
+// VOTES_HMAC_PEPPER, TURNSTILE_SECRET_KEY, ...) exactly as in src/index.ts. If they are not
+// set, config.ts falls back to local-dev defaults and DB-backed routes return errors
+// (/api/v1/health reports db: down) instead of crashing the function at import time.
+import { handle } from 'hono/vercel';
+import { createApp } from '../src/app.js';
+import { loadConfig } from '../src/config.js';
+import { connect } from '../src/db/client.js';
+import { createLogger } from '../src/logger.js';
+import { SlugRegistry } from '../src/slug/registry.js';
+import { createTurnstileVerifier } from '../src/turnstile.js';
+import { LiveTemplateManifest } from '../src/submissions/live-manifest.js';
+import { createShareLinkVerifier } from '../src/submissions/share-link.js';
+
+const cfg = loadConfig();
+const logger = createLogger(cfg.logLevel);
+// Serverless: keep the pool tiny; each instance handles few concurrent requests.
+const db = connect(cfg.databaseUrl, 1);
+const slugRegistry = new SlugRegistry({
+  contentDir: cfg.useCaseContentDir,
+  slugsFile: cfg.slugsFile,
+  slugsUrl: cfg.slugsUrl,
+  refreshMs: cfg.slugRefreshMs,
+});
+
+const app = createApp({
+  db,
+  slugRegistry,
+  turnstileVerifier: createTurnstileVerifier(cfg.turnstileSecret),
+  shareLinkVerifier: createShareLinkVerifier(cfg.shareLinkTimeoutMs),
+  liveManifest: new LiveTemplateManifest({
+    file: cfg.submissionsManifestFile,
+    url: cfg.submissionsManifestUrl,
+    ttlMs: cfg.submissionsManifestTtlMs,
+  }),
+  pepper: cfg.pepper,
+  logger,
+});
+
+export const GET = handle(app);
+export const POST = handle(app);
+export const PUT = handle(app);
+export const PATCH = handle(app);
+export const DELETE = handle(app);
+export const OPTIONS = handle(app);
+export const HEAD = handle(app);

services/votes-api/public/.gitkeep

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+votes-api

services/votes-api/vercel.json

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+{
+  "$schema": "https://openapi.vercel.sh/vercel.json",
+  "framework": null,
+  "installCommand": "npm install",
+  "buildCommand": "",
+  "outputDirectory": "public",
+  "rewrites": [{ "source": "/(.*)", "destination": "/api" }]
+}