UI verbessern

server/server.js

@@ -667,17 +667,31 @@ app.get('/api/board/runs', async (req, res) => {
 });
 
 /**
- * GET /api/board/latest?run=<timestamp>
+ * GET /api/board/latest?run=<timestamp>&from=homing
  * Gibt Daten eines Board-Runs zurück: robot.json + Detection-Ergebnisse + Kamera-Posen.
  * Ohne ?run → neuester Run. Mit ?run=<timestamp> → genau dieser Run.
+ * ?from=homing → liest aus data/homing/ statt data/board/ (für boardViewer im Homing-Mode).
  * Wird vom Board-Viewer (boardViewer.html) abgefragt.
  */
 app.get('/api/board/latest', async (req, res) => {
   try {
-    const runName = req.query.run || await findLatestBoardRun();
+    const fromHoming = req.query.from === 'homing';
+    const dataDir    = fromHoming ? homingDataDir : boardDataDir;
+
+    let runName = req.query.run;
+    if (!runName) {
+      if (fromHoming) {
+        try {
+          const entries = await fsPromises.readdir(dataDir, { withFileTypes: true });
+          runName = entries.filter(e => e.isDirectory()).map(e => e.name).sort().reverse()[0] ?? null;
+        } catch { runName = null; }
+      } else {
+        runName = await findLatestBoardRun();
+      }
+    }
     if (!runName) return res.json({ runDir: null, robot: null, detections: [], cameraPoses: [] });
 
-    const runDir = path.join(boardDataDir, runName);
+    const runDir = path.join(dataDir, runName);
 
     let robot = null;
     try { robot = JSON.parse(await fsPromises.readFile(ROBOT_JSON, 'utf8')); } catch {}