First commit

backend/Dockerfile

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+FROM node:18
+
+WORKDIR /app
+COPY . .
+RUN npm install
+
+EXPOSE 3000
+CMD ["node", "server.js"]

backend/package.json

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+{
+  "name": "trainer2",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs",
+  "dependencies": {
+    "cookie-parser": "^1.4.7",
+    "cors": "^2.8.5",
+    "express": "^5.1.0"
+  }
+}

backend/server.js

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+const express = require("express");
+const fs = require("fs");
+const path = require("path");
+const cors = require("cors");
+const cookieParser = require("cookie-parser");
+
+const app = express();
+const PORT = 3000;
+
+//app.use(cors({ origin: "https://schiri.marc-wieland.de", credentials: true }));
+app.use(cookieParser());
+app.use(express.json());
+
+
+app.get("/api/questions/:mode", (req, res) => {
+  const mode = req.params.mode?.toLowerCase();
+  if (!["d", "c"].includes(mode)) {
+    return res.status(400).json({ error: "Ungültiger Modus. Nur 'd' oder 'c' erlaubt." });
+  }
+
+  const filePath = path.join(__dirname, `${mode}_condensed.json`);
+  try {
+    const data = fs.readFileSync(filePath, "utf8");
+    res.json(JSON.parse(data));
+  } catch (err) {
+    res.status(500).json({ error: "Fehler beim Laden der Fragen." });
+  }
+});
+
+app.listen(PORT, () => {
+  console.log(`📡 Backend läuft auf http://localhost:${PORT}`);
+});