diff --git a/services/mana-events/package.json b/services/mana-events/package.json
index 36ff39a07..7b6758020 100644
--- a/services/mana-events/package.json
+++ b/services/mana-events/package.json
@@ -6,6 +6,7 @@
 	"scripts": {
 		"dev": "bun run --watch src/index.ts",
 		"start": "bun run src/index.ts",
+		"test": "bun test",
 		"db:push": "drizzle-kit push",
 		"db:generate": "drizzle-kit generate",
 		"db:studio": "drizzle-kit studio"
diff --git a/services/mana-events/src/__tests__/cleanup.test.ts b/services/mana-events/src/__tests__/cleanup.test.ts
new file mode 100644
index 000000000..09d10916e
--- /dev/null
+++ b/services/mana-events/src/__tests__/cleanup.test.ts
@@ -0,0 +1,76 @@
+/**
+ * Rate-bucket sweeper unit test.
+ *
+ * Inserts a couple of historical buckets and one fresh bucket, runs
+ * sweepRateBuckets, and asserts only the historical ones disappear.
+ *
+ * Bucket rows have a FK to events_published.token, so we seed a
+ * snapshot first to keep the FK happy.
+ */
+
+import { describe, it, expect, beforeEach, afterAll } from 'bun:test';
+import { sql } from 'drizzle-orm';
+import { buildTestApp, TEST_USER_ID } from './helpers';
+import { sweepRateBuckets } from '../lib/cleanup';
+import { eventsPublished, rsvpRateBuckets } from '../db/schema/events';
+
+const app = buildTestApp();
+const TOKEN = 'TEST_SWEEP_TOKEN';
+
+beforeEach(async () => {
+	await app.wipe();
+	await app.db.insert(eventsPublished).values({
+		token: TOKEN,
+		eventId: '00000000-0000-0000-0000-00000000beef',
+		userId: TEST_USER_ID,
+		title: 'Sweeper fixture',
+		startAt: new Date(),
+	});
+});
+
+afterAll(async () => {
+	await app.wipe();
+});
+
+function bucketLabel(hoursAgo: number): string {
+	const d = new Date(Date.now() - hoursAgo * 60 * 60 * 1000);
+	const pad = (n: number) => n.toString().padStart(2, '0');
+	return `${d.getUTCFullYear()}-${pad(d.getUTCMonth() + 1)}-${pad(d.getUTCDate())}T${pad(d.getUTCHours())}`;
+}
+
+describe('sweepRateBuckets', () => {
+	it('removes buckets older than 2h and keeps recent ones', async () => {
+		await app.db.insert(rsvpRateBuckets).values([
+			{ token: TOKEN, hourBucket: bucketLabel(0), count: 1 }, // current hour — keep
+			{ token: TOKEN, hourBucket: bucketLabel(1), count: 1 }, // 1h ago — keep
+			{ token: TOKEN, hourBucket: bucketLabel(3), count: 1 }, // 3h ago — drop
+			{ token: TOKEN, hourBucket: bucketLabel(24), count: 1 }, // 1d ago — drop
+		]);
+
+		const removed = await sweepRateBuckets(app.db);
+		expect(removed).toBe(2);
+
+		const remaining = await app.db.execute<{ hour_bucket: string }>(
+			sql`SELECT hour_bucket FROM events.rsvp_rate_buckets WHERE token = ${TOKEN} ORDER BY hour_bucket`
+		);
+		expect(remaining.length).toBe(2);
+		// The two surviving buckets should both be within the last 2h
+		expect(remaining.map((r) => r.hour_bucket)).toEqual([bucketLabel(1), bucketLabel(0)]);
+	});
+
+	it('returns 0 when there is nothing stale to remove', async () => {
+		await app.db.insert(rsvpRateBuckets).values({
+			token: TOKEN,
+			hourBucket: bucketLabel(0),
+			count: 1,
+		});
+
+		const removed = await sweepRateBuckets(app.db);
+		expect(removed).toBe(0);
+	});
+
+	it('handles an empty table without throwing', async () => {
+		const removed = await sweepRateBuckets(app.db);
+		expect(removed).toBe(0);
+	});
+});
diff --git a/services/mana-events/src/__tests__/events.test.ts b/services/mana-events/src/__tests__/events.test.ts
new file mode 100644
index 000000000..f78fe643c
--- /dev/null
+++ b/services/mana-events/src/__tests__/events.test.ts
@@ -0,0 +1,303 @@
+/**
+ * Host (authenticated) events endpoint tests.
+ *
+ * Uses the X-Test-User mock auth from helpers.ts so we can switch user
+ * identities mid-test to assert ownership behaviour without spinning
+ * up a real mana-auth.
+ */
+
+import { describe, it, expect, beforeEach, afterAll } from 'bun:test';
+import { sql } from 'drizzle-orm';
+import { buildTestApp, authedRequest, jsonBody, TEST_USER_ID, OTHER_USER_ID } from './helpers';
+
+const app = buildTestApp();
+
+const futureIso = (daysAhead: number) =>
+	new Date(Date.now() + daysAhead * 24 * 60 * 60 * 1000).toISOString();
+
+function publishPayload(eventId: string, overrides: Record<string, unknown> = {}) {
+	return {
+		eventId,
+		title: 'Hosted Test',
+		description: 'desc',
+		location: 'Berlin',
+		startAt: futureIso(7),
+		endAt: futureIso(7),
+		allDay: false,
+		color: '#f43f5e',
+		...overrides,
+	};
+}
+
+beforeEach(async () => {
+	await app.wipe();
+});
+
+afterAll(async () => {
+	await app.wipe();
+});
+
+// ─── POST /api/v1/events/publish ──────────────────────────────────
+
+describe('POST /api/v1/events/publish', () => {
+	it('rejects requests without auth with 401', async () => {
+		const res = await app.fetch(
+			new Request('http://test/api/v1/events/publish', {
+				method: 'POST',
+				headers: { 'Content-Type': 'application/json' },
+				body: jsonBody(publishPayload('00000000-0000-0000-0000-00000000000a')),
+			})
+		);
+		expect(res.status).toBe(401);
+	});
+
+	it('creates a snapshot and returns a 24-char token on first publish', async () => {
+		const eventId = '00000000-0000-0000-0000-00000000000a';
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId)),
+			})
+		);
+		expect(res.status).toBe(200);
+		const body = (await res.json()) as { token: string; isNew: boolean };
+		expect(body.isNew).toBe(true);
+		expect(body.token).toBeString();
+		expect(body.token.length).toBe(24);
+
+		const rows = await app.db.execute<{ title: string; user_id: string }>(
+			sql`SELECT title, user_id FROM events.events_published WHERE event_id = ${eventId}`
+		);
+		expect(rows.length).toBe(1);
+		expect(rows[0]?.title).toBe('Hosted Test');
+		expect(rows[0]?.user_id).toBe(TEST_USER_ID);
+	});
+
+	it('reuses the existing token when the same event is republished', async () => {
+		const eventId = '00000000-0000-0000-0000-00000000000b';
+		const first = await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId, { title: 'V1' })),
+			})
+		);
+		const { token: token1 } = (await first.json()) as { token: string };
+
+		const second = await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId, { title: 'V2' })),
+			})
+		);
+		const { token: token2, isNew } = (await second.json()) as {
+			token: string;
+			isNew: boolean;
+		};
+
+		expect(token2).toBe(token1);
+		expect(isNew).toBe(false);
+
+		const rows = await app.db.execute<{ title: string }>(
+			sql`SELECT title FROM events.events_published WHERE event_id = ${eventId}`
+		);
+		expect(rows[0]?.title).toBe('V2');
+	});
+
+	it('rejects republishing another user’s event with 403', async () => {
+		const eventId = '00000000-0000-0000-0000-00000000000c';
+		// User A publishes
+		await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId)),
+			})
+		);
+
+		// User B tries to republish the same event
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				user: OTHER_USER_ID,
+				body: jsonBody(publishPayload(eventId)),
+			})
+		);
+		expect(res.status).toBe(403);
+	});
+
+	it('rejects payloads missing required fields with 400', async () => {
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody({ title: 'No event id' }),
+			})
+		);
+		expect(res.status).toBe(400);
+	});
+});
+
+// ─── PUT /api/v1/events/:eventId/snapshot ──────────────────────────
+
+describe('PUT /api/v1/events/:eventId/snapshot', () => {
+	const eventId = '00000000-0000-0000-0000-00000000000d';
+
+	beforeEach(async () => {
+		await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId, { title: 'Original' })),
+			})
+		);
+	});
+
+	it('updates a single field without touching the others', async () => {
+		const res = await app.fetch(
+			authedRequest(`http://test/api/v1/events/${eventId}/snapshot`, {
+				method: 'PUT',
+				body: jsonBody({ eventId, title: 'Renamed' }),
+			})
+		);
+		expect(res.status).toBe(200);
+
+		const rows = await app.db.execute<{ title: string; location: string }>(
+			sql`SELECT title, location FROM events.events_published WHERE event_id = ${eventId}`
+		);
+		expect(rows[0]?.title).toBe('Renamed');
+		expect(rows[0]?.location).toBe('Berlin'); // unchanged
+	});
+
+	it('rejects updates from non-owners with 403', async () => {
+		const res = await app.fetch(
+			authedRequest(`http://test/api/v1/events/${eventId}/snapshot`, {
+				method: 'PUT',
+				user: OTHER_USER_ID,
+				body: jsonBody({ eventId, title: 'Hacked' }),
+			})
+		);
+		expect(res.status).toBe(403);
+	});
+
+	it('returns 404 when the event was never published', async () => {
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/00000000-0000-0000-0000-00000000ffff/snapshot', {
+				method: 'PUT',
+				body: jsonBody({ eventId: '00000000-0000-0000-0000-00000000ffff', title: 'X' }),
+			})
+		);
+		expect(res.status).toBe(404);
+	});
+});
+
+// ─── DELETE /api/v1/events/:eventId ────────────────────────────────
+
+describe('DELETE /api/v1/events/:eventId', () => {
+	const eventId = '00000000-0000-0000-0000-00000000000e';
+
+	beforeEach(async () => {
+		await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId)),
+			})
+		);
+	});
+
+	it('deletes the snapshot and cascades to RSVPs + rate buckets', async () => {
+		const tokenRow = await app.db.execute<{ token: string }>(
+			sql`SELECT token FROM events.events_published WHERE event_id = ${eventId}`
+		);
+		const token = tokenRow[0]!.token;
+
+		// Manually seed a rate bucket and an RSVP for this token
+		await app.db.execute(
+			sql`INSERT INTO events.public_rsvps (token, name, status) VALUES (${token}, 'X', 'yes')`
+		);
+		await app.db.execute(
+			sql`INSERT INTO events.rsvp_rate_buckets (token, hour_bucket, count) VALUES (${token}, '2026-04-07T12', 1)`
+		);
+
+		const res = await app.fetch(
+			authedRequest(`http://test/api/v1/events/${eventId}`, { method: 'DELETE' })
+		);
+		expect(res.status).toBe(200);
+
+		const counts = await app.db.execute<{
+			snapshots: number;
+			rsvps: number;
+			buckets: number;
+		}>(sql`
+			SELECT
+				(SELECT count(*)::int FROM events.events_published WHERE event_id = ${eventId}) AS snapshots,
+				(SELECT count(*)::int FROM events.public_rsvps WHERE token = ${token}) AS rsvps,
+				(SELECT count(*)::int FROM events.rsvp_rate_buckets WHERE token = ${token}) AS buckets
+		`);
+		expect(counts[0]).toEqual({ snapshots: 0, rsvps: 0, buckets: 0 });
+	});
+
+	it('returns deleted:false when the event was never published (idempotent)', async () => {
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/00000000-0000-0000-0000-aaaaaaaaaaaa', {
+				method: 'DELETE',
+			})
+		);
+		expect(res.status).toBe(200);
+		const body = (await res.json()) as { deleted: boolean };
+		expect(body.deleted).toBe(false);
+	});
+
+	it('rejects deletes from non-owners with 403', async () => {
+		const res = await app.fetch(
+			authedRequest(`http://test/api/v1/events/${eventId}`, {
+				method: 'DELETE',
+				user: OTHER_USER_ID,
+			})
+		);
+		expect(res.status).toBe(403);
+	});
+});
+
+// ─── GET /api/v1/events/:eventId/rsvps ─────────────────────────────
+
+describe('GET /api/v1/events/:eventId/rsvps', () => {
+	const eventId = '00000000-0000-0000-0000-00000000000f';
+
+	beforeEach(async () => {
+		await app.fetch(
+			authedRequest('http://test/api/v1/events/publish', {
+				method: 'POST',
+				body: jsonBody(publishPayload(eventId)),
+			})
+		);
+	});
+
+	it('returns the host’s RSVPs as a list', async () => {
+		const tokenRow = await app.db.execute<{ token: string }>(
+			sql`SELECT token FROM events.events_published WHERE event_id = ${eventId}`
+		);
+		const token = tokenRow[0]!.token;
+		await app.db.execute(
+			sql`INSERT INTO events.public_rsvps (token, name, status) VALUES (${token}, 'Anna', 'yes')`
+		);
+
+		const res = await app.fetch(authedRequest(`http://test/api/v1/events/${eventId}/rsvps`));
+		expect(res.status).toBe(200);
+		const body = (await res.json()) as { rsvps: { name: string; status: string }[] };
+		expect(body.rsvps.length).toBe(1);
+		expect(body.rsvps[0]?.name).toBe('Anna');
+	});
+
+	it('rejects another user reading the host’s RSVPs with 403', async () => {
+		const res = await app.fetch(
+			authedRequest(`http://test/api/v1/events/${eventId}/rsvps`, {
+				user: OTHER_USER_ID,
+			})
+		);
+		expect(res.status).toBe(403);
+	});
+
+	it('returns 404 if the event was never published', async () => {
+		const res = await app.fetch(
+			authedRequest('http://test/api/v1/events/00000000-0000-0000-0000-bbbbbbbbbbbb/rsvps')
+		);
+		expect(res.status).toBe(404);
+	});
+});
diff --git a/services/mana-events/src/__tests__/health.test.ts b/services/mana-events/src/__tests__/health.test.ts
new file mode 100644
index 000000000..c789498f9
--- /dev/null
+++ b/services/mana-events/src/__tests__/health.test.ts
@@ -0,0 +1,19 @@
+/**
+ * Trivial sanity test — verifies the test app boots and the public
+ * health route responds without auth or DB.
+ */
+
+import { describe, it, expect } from 'bun:test';
+import { buildTestApp, publicRequest } from './helpers';
+
+describe('health', () => {
+	const app = buildTestApp();
+
+	it('responds with ok', async () => {
+		const res = await app.fetch(publicRequest('http://test/health'));
+		expect(res.status).toBe(200);
+		const body = (await res.json()) as { status: string; service: string };
+		expect(body.status).toBe('ok');
+		expect(body.service).toBe('mana-events');
+	});
+});
diff --git a/services/mana-events/src/__tests__/helpers.ts b/services/mana-events/src/__tests__/helpers.ts
new file mode 100644
index 000000000..2461887d1
--- /dev/null
+++ b/services/mana-events/src/__tests__/helpers.ts
@@ -0,0 +1,100 @@
+/**
+ * Shared test helpers for mana-events.
+ *
+ * Each test suite gets its own Hono app built via createApp() with a
+ * fake auth middleware that injects whichever userId the test wants
+ * via an X-Test-User header. Avoids spinning up a real mana-auth +
+ * JWKS for unit tests.
+ */
+
+import type { MiddlewareHandler } from 'hono';
+import { sql } from 'drizzle-orm';
+import { createApp } from '../app';
+import { getDb, type Database } from '../db/connection';
+import type { Config } from '../config';
+import type { AuthUser } from '../middleware/jwt-auth';
+
+const TEST_DB_URL =
+	process.env.TEST_DATABASE_URL ||
+	process.env.DATABASE_URL ||
+	'postgresql://mana:devpassword@localhost:5432/mana_platform';
+
+export const TEST_USER_ID = '00000000-0000-0000-0000-00000000beef';
+export const OTHER_USER_ID = '00000000-0000-0000-0000-0000000ff1ce';
+
+/** Test app + db handle that share lifetime. */
+export interface TestApp {
+	db: Database;
+	fetch: (req: Request) => Promise<Response> | Response;
+	wipe(): Promise<void>;
+}
+
+const TEST_CONFIG: Config = {
+	port: 0,
+	databaseUrl: TEST_DB_URL,
+	manaAuthUrl: 'http://localhost:0',
+	cors: { origins: ['*'] },
+	rateLimit: {
+		// Tight cap so the rate-limit test can hit it without sending
+		// hundreds of requests.
+		rsvpPerTokenPerHour: 5,
+		rsvpMaxPerToken: 20,
+	},
+};
+
+/**
+ * Auth mock — reads the user id from the X-Test-User header. If the
+ * header is missing the request is rejected with 401, mirroring the
+ * real jwtAuth behaviour.
+ */
+function mockAuth(): MiddlewareHandler {
+	return async (c, next) => {
+		const userId = c.req.header('X-Test-User');
+		if (!userId) {
+			return c.json({ statusCode: 401, message: 'Missing test user' }, 401);
+		}
+		const user: AuthUser = { userId, email: `${userId}@test.local`, role: 'user' };
+		c.set('user', user);
+		await next();
+	};
+}
+
+/** Build a fresh test app + return helpers for it. */
+export function buildTestApp(overrides: Partial<Config> = {}): TestApp {
+	const config: Config = { ...TEST_CONFIG, ...overrides };
+	const db = getDb(config.databaseUrl);
+	const app = createApp(db, config, mockAuth());
+
+	return {
+		db,
+		fetch: (req: Request) => app.fetch(req),
+		async wipe() {
+			// Cascade FK from events_published handles public_rsvps + rate buckets
+			await db.execute(sql`DELETE FROM events.events_published`);
+		},
+	};
+}
+
+/** Convenience: authenticated request as TEST_USER_ID. */
+export function authedRequest(url: string, init: RequestInit & { user?: string } = {}): Request {
+	const headers = new Headers(init.headers);
+	headers.set('X-Test-User', init.user || TEST_USER_ID);
+	if (init.body && !headers.has('Content-Type')) {
+		headers.set('Content-Type', 'application/json');
+	}
+	return new Request(url, { ...init, headers });
+}
+
+/** Convenience: unauthenticated request (for /api/v1/rsvp/* and /health). */
+export function publicRequest(url: string, init: RequestInit = {}): Request {
+	const headers = new Headers(init.headers);
+	if (init.body && !headers.has('Content-Type')) {
+		headers.set('Content-Type', 'application/json');
+	}
+	return new Request(url, { ...init, headers });
+}
+
+/** Build a JSON body. */
+export function jsonBody(payload: unknown): string {
+	return JSON.stringify(payload);
+}
diff --git a/services/mana-events/src/__tests__/rsvp.test.ts b/services/mana-events/src/__tests__/rsvp.test.ts
new file mode 100644
index 000000000..e1b179704
--- /dev/null
+++ b/services/mana-events/src/__tests__/rsvp.test.ts
@@ -0,0 +1,242 @@
+/**
+ * Public RSVP endpoint tests — exercises everything reachable without
+ * authentication: snapshot fetch, response submission, validation,
+ * upsert dedup, capacity cap and per-token rate limiting.
+ *
+ * Runs against a real Postgres so the integration with Drizzle and
+ * the FK cascade is exercised faithfully.
+ */
+
+import { describe, it, expect, beforeEach, afterAll } from 'bun:test';
+import { sql } from 'drizzle-orm';
+import { buildTestApp, publicRequest, jsonBody, TEST_USER_ID } from './helpers';
+import { eventsPublished } from '../db/schema/events';
+
+const TOKEN = 'TEST_RSVP_TOKEN_001';
+
+const app = buildTestApp();
+
+async function seedSnapshot(overrides: Partial<typeof eventsPublished.$inferInsert> = {}) {
+	await app.db.insert(eventsPublished).values({
+		token: TOKEN,
+		eventId: '00000000-0000-0000-0000-00000000aaaa',
+		userId: TEST_USER_ID,
+		title: 'Test Party',
+		description: 'Bring snacks',
+		location: 'Café am See',
+		startAt: new Date(Date.now() + 7 * 24 * 60 * 60 * 1000),
+		endAt: new Date(Date.now() + 7 * 24 * 60 * 60 * 1000 + 3 * 60 * 60 * 1000),
+		allDay: false,
+		color: '#f43f5e',
+		...overrides,
+	});
+}
+
+async function postRsvp(payload: Record<string, unknown>): Promise<Response> {
+	return app.fetch(
+		publicRequest(`http://test/api/v1/rsvp/${TOKEN}`, {
+			method: 'POST',
+			body: jsonBody(payload),
+		})
+	);
+}
+
+beforeEach(async () => {
+	await app.wipe();
+});
+
+afterAll(async () => {
+	await app.wipe();
+});
+
+// ─── GET /rsvp/:token ──────────────────────────────────────────────
+
+describe('GET /api/v1/rsvp/:token', () => {
+	it('returns the snapshot + zero summary for a fresh event', async () => {
+		await seedSnapshot();
+		const res = await app.fetch(publicRequest(`http://test/api/v1/rsvp/${TOKEN}`));
+		expect(res.status).toBe(200);
+		const body = (await res.json()) as {
+			event: { title: string; location: string; capacity: number | null };
+			summary: { yes: number; no: number; maybe: number; totalAttending: number };
+		};
+		expect(body.event.title).toBe('Test Party');
+		expect(body.event.location).toBe('Café am See');
+		expect(body.summary).toEqual({ yes: 0, no: 0, maybe: 0, totalAttending: 0 });
+	});
+
+	it('returns 404 for an unknown token', async () => {
+		const res = await app.fetch(publicRequest('http://test/api/v1/rsvp/NOPE'));
+		expect(res.status).toBe(404);
+	});
+
+	it('does not leak host userId or individual rsvp identities', async () => {
+		await seedSnapshot();
+		await postRsvp({ name: 'Alice', email: 'alice@x.test', status: 'yes' });
+		const res = await app.fetch(publicRequest(`http://test/api/v1/rsvp/${TOKEN}`));
+		const body = await res.json();
+		const text = JSON.stringify(body);
+		expect(text).not.toContain('alice@x.test');
+		expect(text).not.toContain(TEST_USER_ID);
+	});
+
+	it('flags a cancelled snapshot via the cancelled boolean', async () => {
+		await seedSnapshot({ isCancelled: true });
+		const res = await app.fetch(publicRequest(`http://test/api/v1/rsvp/${TOKEN}`));
+		const body = (await res.json()) as { cancelled?: boolean };
+		expect(body.cancelled).toBe(true);
+	});
+});
+
+// ─── POST /rsvp/:token — happy path + summary aggregation ─────────
+
+describe('POST /api/v1/rsvp/:token — submit', () => {
+	beforeEach(async () => {
+		await seedSnapshot();
+	});
+
+	it('records a yes RSVP and shows it in the summary', async () => {
+		const post = await postRsvp({ name: 'Anna', status: 'yes', plusOnes: 2 });
+		expect(post.status).toBe(200);
+
+		const get = await app.fetch(publicRequest(`http://test/api/v1/rsvp/${TOKEN}`));
+		const body = (await get.json()) as { summary: { yes: number; totalAttending: number } };
+		expect(body.summary.yes).toBe(1);
+		expect(body.summary.totalAttending).toBe(3); // 1 + 2 plus-ones
+	});
+
+	it('aggregates yes/no/maybe correctly across multiple guests', async () => {
+		await postRsvp({ name: 'Anna', status: 'yes', plusOnes: 1 });
+		await postRsvp({ name: 'Bob', status: 'no' });
+		await postRsvp({ name: 'Carol', status: 'maybe' });
+		await postRsvp({ name: 'Dan', status: 'yes' });
+
+		const res = await app.fetch(publicRequest(`http://test/api/v1/rsvp/${TOKEN}`));
+		const body = (await res.json()) as {
+			summary: { yes: number; no: number; maybe: number; totalAttending: number };
+		};
+		expect(body.summary).toEqual({
+			yes: 2,
+			no: 1,
+			maybe: 1,
+			totalAttending: 3, // 2 yes + 1 plus-one
+		});
+	});
+
+	it('upserts when the same (name, email) submits twice', async () => {
+		await postRsvp({ name: 'Anna', email: 'anna@x.test', status: 'yes', plusOnes: 2 });
+		await postRsvp({ name: 'Anna', email: 'anna@x.test', status: 'no', plusOnes: 0 });
+
+		const rows = await app.db.execute<{ status: string; plus_ones: number }>(
+			sql`SELECT status, plus_ones FROM events.public_rsvps WHERE token = ${TOKEN}`
+		);
+		expect(rows.length).toBe(1);
+		expect(rows[0]?.status).toBe('no');
+		expect(rows[0]?.plus_ones).toBe(0);
+	});
+
+	it('treats null vs missing email as the same person', async () => {
+		await postRsvp({ name: 'Klaus', status: 'yes' });
+		await postRsvp({ name: 'Klaus', email: null, status: 'maybe' });
+
+		const rows = await app.db.execute<{ status: string }>(
+			sql`SELECT status FROM events.public_rsvps WHERE token = ${TOKEN} AND name = 'Klaus'`
+		);
+		expect(rows.length).toBe(1);
+		expect(rows[0]?.status).toBe('maybe');
+	});
+
+	it('treats different emails as different people', async () => {
+		await postRsvp({ name: 'Anna', email: 'a@x.test', status: 'yes' });
+		await postRsvp({ name: 'Anna', email: 'b@x.test', status: 'no' });
+
+		const rows = await app.db.execute(
+			sql`SELECT * FROM events.public_rsvps WHERE token = ${TOKEN}`
+		);
+		expect(rows.length).toBe(2);
+	});
+});
+
+// ─── Validation ────────────────────────────────────────────────────
+
+describe('POST /api/v1/rsvp/:token — validation', () => {
+	beforeEach(async () => {
+		await seedSnapshot();
+	});
+
+	it('rejects a missing name with 400', async () => {
+		const res = await postRsvp({ status: 'yes' });
+		expect(res.status).toBe(400);
+	});
+
+	it('rejects an invalid status enum with 400', async () => {
+		const res = await postRsvp({ name: 'X', status: 'definitely-coming' });
+		expect(res.status).toBe(400);
+	});
+
+	it('rejects a malformed email with 400', async () => {
+		const res = await postRsvp({ name: 'X', email: 'not-an-email', status: 'yes' });
+		expect(res.status).toBe(400);
+	});
+
+	it('rejects an unknown token with 404', async () => {
+		const res = await app.fetch(
+			publicRequest('http://test/api/v1/rsvp/UNKNOWN', {
+				method: 'POST',
+				body: jsonBody({ name: 'X', status: 'yes' }),
+			})
+		);
+		expect(res.status).toBe(404);
+	});
+
+	it('rejects RSVPs to a cancelled event with 400', async () => {
+		await app.db.execute(
+			sql`UPDATE events.events_published SET is_cancelled = true WHERE token = ${TOKEN}`
+		);
+		const res = await postRsvp({ name: 'X', status: 'yes' });
+		expect(res.status).toBe(400);
+	});
+
+	it('rejects plus-ones outside [0, 20] with 400', async () => {
+		const tooMany = await postRsvp({ name: 'X', status: 'yes', plusOnes: 99 });
+		expect(tooMany.status).toBe(400);
+	});
+});
+
+// ─── Capacity + Rate limit caps ────────────────────────────────────
+
+describe('POST /api/v1/rsvp/:token — caps', () => {
+	beforeEach(async () => {
+		await seedSnapshot();
+	});
+
+	it('returns 429 once the per-token hourly rate limit is hit', async () => {
+		// TEST_CONFIG.rateLimit.rsvpPerTokenPerHour = 5
+		const codes: number[] = [];
+		for (let i = 0; i < 7; i++) {
+			const res = await postRsvp({ name: `User${i}`, status: 'yes' });
+			codes.push(res.status);
+		}
+		expect(codes.filter((c) => c === 200).length).toBe(5);
+		expect(codes.filter((c) => c === 429).length).toBe(2);
+	});
+
+	it('returns 429 once the absolute per-token max is reached', async () => {
+		// TEST_CONFIG.rateLimit.rsvpMaxPerToken = 20
+		// We have to bypass the hourly limit (5/h) by writing rows directly,
+		// then the next POST should bounce off the absolute cap.
+		const rows = Array.from({ length: 20 }).map((_, i) => ({
+			token: TOKEN,
+			name: `Bulk${i}`,
+			status: 'yes' as const,
+		}));
+		await app.db.execute(sql`
+			INSERT INTO events.public_rsvps (token, name, status)
+			SELECT * FROM jsonb_to_recordset(${JSON.stringify(rows)}::jsonb)
+				AS x(token text, name text, status text)
+		`);
+
+		const res = await postRsvp({ name: 'OneMore', status: 'yes' });
+		expect(res.status).toBe(429);
+	});
+});
diff --git a/services/mana-events/src/app.ts b/services/mana-events/src/app.ts
new file mode 100644
index 000000000..87a7d47fc
--- /dev/null
+++ b/services/mana-events/src/app.ts
@@ -0,0 +1,46 @@
+/**
+ * App factory — kept separate from index.ts so tests can import it
+ * without triggering the production bootstrap (sweeper, log, port bind).
+ */
+
+import { Hono, type MiddlewareHandler } from 'hono';
+import { cors } from 'hono/cors';
+import type { Config } from './config';
+import type { Database } from './db/connection';
+import { errorHandler } from './middleware/error-handler';
+import { jwtAuth } from './middleware/jwt-auth';
+import { healthRoutes } from './routes/health';
+import { createEventsRoutes } from './routes/events';
+import { createRsvpRoutes } from './routes/rsvp';
+
+/**
+ * Build the Hono app. The auth middleware is injected so tests can swap
+ * the real JWKS-validating jwtAuth for a header-based mock without
+ * spinning up a real mana-auth instance.
+ */
+export function createApp(
+	db: Database,
+	config: Config,
+	authMiddleware: MiddlewareHandler = jwtAuth(config.manaAuthUrl)
+): Hono {
+	const app = new Hono();
+
+	app.onError(errorHandler);
+	app.use(
+		'*',
+		cors({
+			origin: config.cors.origins,
+			credentials: true,
+		})
+	);
+
+	// Public — no auth
+	app.route('/health', healthRoutes);
+	app.route('/api/v1/rsvp', createRsvpRoutes(db, config));
+
+	// Authenticated host endpoints
+	app.use('/api/v1/events/*', authMiddleware);
+	app.route('/api/v1/events', createEventsRoutes(db));
+
+	return app;
+}
diff --git a/services/mana-events/src/index.ts b/services/mana-events/src/index.ts
index 9b882a7e7..4e22a04cb 100644
--- a/services/mana-events/src/index.ts
+++ b/services/mana-events/src/index.ts
@@ -5,48 +5,26 @@
  * RSVP responses they collect. Hosts authenticate via mana-auth JWT;
  * RSVP endpoints are intentionally unauthenticated so anyone with a
  * share link can respond.
+ *
+ * The Hono app itself lives in app.ts so unit tests can import it
+ * without triggering the production bootstrap (sweeper, log, port).
  */
 
-import { Hono } from 'hono';
-import { cors } from 'hono/cors';
+import { createApp } from './app';
 import { loadConfig } from './config';
 import { getDb } from './db/connection';
-import { errorHandler } from './middleware/error-handler';
-import { jwtAuth } from './middleware/jwt-auth';
-import { healthRoutes } from './routes/health';
-import { createEventsRoutes } from './routes/events';
-import { createRsvpRoutes } from './routes/rsvp';
 import { startRateBucketSweeper } from './lib/cleanup';
 
 const config = loadConfig();
 const db = getDb(config.databaseUrl);
 
-// Background cleanup of stale rate-limit buckets so they don't accumulate
-// for the lifetime of long-published events.
+// Background cleanup of stale rate-limit buckets so they don't
+// accumulate for the lifetime of long-published events.
 startRateBucketSweeper(db);
 
-const app = new Hono();
-
-app.onError(errorHandler);
-app.use(
-	'*',
-	cors({
-		origin: config.cors.origins,
-		credentials: true,
-	})
-);
-
-// Public — no auth
-app.route('/health', healthRoutes);
-app.route('/api/v1/rsvp', createRsvpRoutes(db, config));
-
-// Authenticated host endpoints
-app.use('/api/v1/events/*', jwtAuth(config.manaAuthUrl));
-app.route('/api/v1/events', createEventsRoutes(db));
-
 console.log(`mana-events starting on port ${config.port}...`);
 
 export default {
 	port: config.port,
-	fetch: app.fetch,
+	fetch: createApp(db, config).fetch,
 };