fix: firmware upload failure

index.js

@@ -645,7 +645,21 @@ app.post('/api/node/update', async (req, res) => {
     
     try {
       const updateResult = await nodeClient.updateFirmware(uploadedFile.data, uploadedFile.name);
-      console.log(`Firmware upload to SPORE device ${nodeIp} completed successfully:`, updateResult);
+      console.log(`Firmware upload to SPORE device ${nodeIp} completed:`, updateResult);
+      
+      // Check if the SPORE device reported a failure
+      if (updateResult && updateResult.status === 'FAIL') {
+        console.error(`SPORE device ${nodeIp} reported firmware update failure:`, updateResult.message);
+        return res.status(400).json({
+          success: false,
+          error: 'Firmware update failed',
+          message: updateResult.message || 'Firmware update failed on device',
+          nodeIp: nodeIp,
+          fileSize: uploadedFile.data.length,
+          filename: uploadedFile.name,
+          result: updateResult
+        });
+      }
       
       res.json({
         success: true,

public/scripts/api-client.js

@@ -94,13 +94,19 @@ class ApiClient {
     async uploadFirmware(file, nodeIp) {
         const formData = new FormData();
         formData.append('file', file);
-        return this.request(`/api/node/update`, {
+        const data = await this.request(`/api/node/update`, {
             method: 'POST',
             query: { ip: nodeIp },
             body: formData,
             isForm: true,
             headers: {},
         });
+        // Some endpoints may return HTTP 200 with success=false on logical failure
+        if (data && data.success === false) {
+            const message = data.message || 'Firmware upload failed';
+            throw new Error(message);
+        }
+        return data;
     }
 }