1. Keep session alive with ping-pong. 2. Refreshed tests.

backend/src/routes/sessions.ts

@@ -4,6 +4,21 @@ import { sessions, SessionState, broadcastToSession, handleWebSocketMessage } fr
 
 const router = express.Router();
 
+router.post('/sessions', (req, res) => {
+    const sessionId = uuidv4();
+    sessions.set(sessionId, {
+        state: SessionState.SETUP,
+        topic: null,
+        description: null,
+        expectedResponses: 0,
+        submittedCount: 0,
+        responses: new Map(),
+        clients: new Map(),
+        finalResult: null,
+    });
+    res.status(201).json({ sessionId });
+});
+
 router.post('/sessions/:sessionId/responses', async (req, res) => {
     const { sessionId } = req.params;
     const { userId, wants, accepts, afraidToAsk } = req.body;