upgraded version

- Remove manage-patchmon.sh from Git tracking as it's in .gitignore
- File should only exist locally and be hosted separately
- This prevents accidental commits of the management script

agents/patchmon-agent.sh

@@ -6,7 +6,7 @@
 # Configuration
 PATCHMON_SERVER="${PATCHMON_SERVER:-http://localhost:3001}"
 API_VERSION="v1"
-AGENT_VERSION="1.2.3"
+AGENT_VERSION="1.2.4"
 CONFIG_FILE="/etc/patchmon/agent.conf"
 CREDENTIALS_FILE="/etc/patchmon/credentials"
 LOG_FILE="/var/log/patchmon-agent.log"

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "patchmon-backend",
-  "version": "1.0.0",
+  "version": "1.2.4",
   "description": "Backend API for Linux Patch Monitoring System",
   "main": "src/server.js",
   "scripts": {

backend/prisma/migrations/20250918000138_add_ssh_key_path/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "settings" ADD COLUMN     "ssh_key_path" TEXT;

backend/prisma/schema.prisma

@@ -180,6 +180,7 @@ model Settings {
   updateInterval  Int      @map("update_interval") @default(60) // Update interval in minutes
   autoUpdate      Boolean  @map("auto_update") @default(false) // Enable automatic agent updates
   githubRepoUrl   String   @map("github_repo_url") @default("git@github.com:9technologygroup/patchmon.net.git") // GitHub repository URL for version checking
+  sshKeyPath      String?  @map("ssh_key_path") // Optional SSH key path for deploy key authentication
   createdAt       DateTime @map("created_at") @default(now())
   updatedAt       DateTime @map("updated_at") @updatedAt
 

backend/src/routes/settingsRoutes.js

@@ -123,7 +123,16 @@ router.put('/', authenticateToken, requireManageSettings, [
   body('frontendUrl').isLength({ min: 1 }).withMessage('Frontend URL is required'),
   body('updateInterval').isInt({ min: 5, max: 1440 }).withMessage('Update interval must be between 5 and 1440 minutes'),
   body('autoUpdate').isBoolean().withMessage('Auto update must be a boolean'),
-  body('githubRepoUrl').optional().isLength({ min: 1 }).withMessage('GitHub repo URL must be a non-empty string')
+  body('githubRepoUrl').optional().isLength({ min: 1 }).withMessage('GitHub repo URL must be a non-empty string'),
+  body('sshKeyPath').optional().custom((value) => {
+    if (value && value.trim().length === 0) {
+      return true; // Allow empty string
+    }
+    if (value && value.trim().length < 1) {
+      throw new Error('SSH key path must be a non-empty string');
+    }
+    return true;
+  })
 ], async (req, res) => {
   try {
     console.log('Settings update request body:', req.body);
@@ -133,8 +142,8 @@ router.put('/', authenticateToken, requireManageSettings, [
       return res.status(400).json({ errors: errors.array() });
     }
 
-    const { serverProtocol, serverHost, serverPort, frontendUrl, updateInterval, autoUpdate, githubRepoUrl } = req.body;
-    console.log('Extracted values:', { serverProtocol, serverHost, serverPort, frontendUrl, updateInterval, autoUpdate, githubRepoUrl });
+    const { serverProtocol, serverHost, serverPort, frontendUrl, updateInterval, autoUpdate, githubRepoUrl, sshKeyPath } = req.body;
+    console.log('Extracted values:', { serverProtocol, serverHost, serverPort, frontendUrl, updateInterval, autoUpdate, githubRepoUrl, sshKeyPath });
     
     // Construct server URL from components
     const serverUrl = `${serverProtocol}://${serverHost}:${serverPort}`;
@@ -165,7 +174,8 @@ router.put('/', authenticateToken, requireManageSettings, [
           frontendUrl,
           updateInterval: updateInterval || 60,
           autoUpdate: autoUpdate || false,
-          githubRepoUrl: githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git'
+          githubRepoUrl: githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git',
+          sshKeyPath: sshKeyPath || null
         }
       });
       console.log('Settings updated successfully:', settings);
@@ -186,7 +196,8 @@ router.put('/', authenticateToken, requireManageSettings, [
           frontendUrl,
           updateInterval: updateInterval || 60,
           autoUpdate: autoUpdate || false,
-          githubRepoUrl: githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git'
+          githubRepoUrl: githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git',
+          sshKeyPath: sshKeyPath || null
         }
       });
     }

backend/src/routes/versionRoutes.js

@@ -0,0 +1,309 @@
+const express = require('express');
+const { authenticateToken } = require('../middleware/auth');
+const { requireManageSettings } = require('../middleware/permissions');
+const { PrismaClient } = require('@prisma/client');
+const { exec } = require('child_process');
+const { promisify } = require('util');
+
+const prisma = new PrismaClient();
+const execAsync = promisify(exec);
+
+const router = express.Router();
+
+// Get current version info
+router.get('/current', authenticateToken, async (req, res) => {
+  try {
+    // For now, return hardcoded version - this should match your agent version
+    const currentVersion = '1.2.4';
+    
+    res.json({
+      version: currentVersion,
+      buildDate: new Date().toISOString(),
+      environment: process.env.NODE_ENV || 'development'
+    });
+  } catch (error) {
+    console.error('Error getting current version:', error);
+    res.status(500).json({ error: 'Failed to get current version' });
+  }
+});
+
+// Test SSH key permissions and GitHub access
+router.post('/test-ssh-key', authenticateToken, requireManageSettings, async (req, res) => {
+  try {
+    const { sshKeyPath, githubRepoUrl } = req.body;
+    
+    if (!sshKeyPath || !githubRepoUrl) {
+      return res.status(400).json({ 
+        error: 'SSH key path and GitHub repo URL are required' 
+      });
+    }
+    
+    // Parse repository info
+    let owner, repo;
+    if (githubRepoUrl.includes('git@github.com:')) {
+      const match = githubRepoUrl.match(/git@github\.com:([^\/]+)\/([^\/]+)\.git/);
+      if (match) {
+        [, owner, repo] = match;
+      }
+    } else if (githubRepoUrl.includes('github.com/')) {
+      const match = githubRepoUrl.match(/github\.com\/([^\/]+)\/([^\/]+)/);
+      if (match) {
+        [, owner, repo] = match;
+      }
+    }
+    
+    if (!owner || !repo) {
+      return res.status(400).json({ 
+        error: 'Invalid GitHub repository URL format' 
+      });
+    }
+    
+    // Check if SSH key file exists and is readable
+    try {
+      require('fs').accessSync(sshKeyPath);
+    } catch (e) {
+      return res.status(400).json({
+        error: 'SSH key file not found or not accessible',
+        details: `Cannot access: ${sshKeyPath}`,
+        suggestion: 'Check the file path and ensure the application has read permissions'
+      });
+    }
+    
+    // Test SSH connection to GitHub
+    const sshRepoUrl = `git@github.com:${owner}/${repo}.git`;
+    const env = {
+      ...process.env,
+      GIT_SSH_COMMAND: `ssh -i ${sshKeyPath} -o StrictHostKeyChecking=no -o IdentitiesOnly=yes -o ConnectTimeout=10`
+    };
+    
+    try {
+      // Test with a simple git command
+      const { stdout } = await execAsync(
+        `git ls-remote --heads ${sshRepoUrl} | head -n 1`,
+        { 
+          timeout: 15000,
+          env: env
+        }
+      );
+      
+      if (stdout.trim()) {
+        return res.json({
+          success: true,
+          message: 'SSH key is working correctly',
+          details: {
+            sshKeyPath,
+            repository: `${owner}/${repo}`,
+            testResult: 'Successfully connected to GitHub'
+          }
+        });
+      } else {
+        return res.status(400).json({
+          error: 'SSH connection succeeded but no data returned',
+          suggestion: 'Check repository access permissions'
+        });
+      }
+    } catch (sshError) {
+      console.error('SSH test error:', sshError.message);
+      
+      if (sshError.message.includes('Permission denied')) {
+        return res.status(403).json({
+          error: 'SSH key permission denied',
+          details: 'The SSH key exists but GitHub rejected the connection',
+          suggestion: 'Verify the SSH key is added to the repository as a deploy key with read access'
+        });
+      } else if (sshError.message.includes('Host key verification failed')) {
+        return res.status(403).json({
+          error: 'Host key verification failed',
+          suggestion: 'This is normal for first-time connections. The key will be added to known_hosts automatically.'
+        });
+      } else if (sshError.message.includes('Connection timed out')) {
+        return res.status(408).json({
+          error: 'Connection timed out',
+          suggestion: 'Check your internet connection and GitHub status'
+        });
+      } else {
+        return res.status(500).json({
+          error: 'SSH connection failed',
+          details: sshError.message,
+          suggestion: 'Check the SSH key format and repository URL'
+        });
+      }
+    }
+    
+  } catch (error) {
+    console.error('SSH key test error:', error);
+    res.status(500).json({
+      error: 'Failed to test SSH key',
+      details: error.message
+    });
+  }
+});
+
+// Check for updates from GitHub
+router.get('/check-updates', authenticateToken, requireManageSettings, async (req, res) => {
+  try {
+    // Get GitHub repo URL from settings
+    const settings = await prisma.settings.findFirst();
+    if (!settings || !settings.githubRepoUrl) {
+      return res.status(400).json({ error: 'GitHub repository URL not configured' });
+    }
+
+    // Extract owner and repo from GitHub URL
+    // Support both SSH and HTTPS formats:
+    // git@github.com:owner/repo.git
+    // https://github.com/owner/repo.git
+    const repoUrl = settings.githubRepoUrl;
+    let owner, repo;
+    
+    if (repoUrl.includes('git@github.com:')) {
+      const match = repoUrl.match(/git@github\.com:([^\/]+)\/([^\/]+)\.git/);
+      if (match) {
+        [, owner, repo] = match;
+      }
+    } else if (repoUrl.includes('github.com/')) {
+      const match = repoUrl.match(/github\.com\/([^\/]+)\/([^\/]+)/);
+      if (match) {
+        [, owner, repo] = match;
+      }
+    }
+
+    if (!owner || !repo) {
+      return res.status(400).json({ error: 'Invalid GitHub repository URL format' });
+    }
+
+    // Use SSH with deploy keys (secure approach)
+    const sshRepoUrl = `git@github.com:${owner}/${repo}.git`;
+    
+    try {
+      let sshKeyPath = null;
+      
+      // First, try to use the configured SSH key path from settings
+      if (settings.sshKeyPath) {
+        try {
+          require('fs').accessSync(settings.sshKeyPath);
+          sshKeyPath = settings.sshKeyPath;
+          console.log(`Using configured SSH key at: ${sshKeyPath}`);
+        } catch (e) {
+          console.warn(`Configured SSH key path not accessible: ${settings.sshKeyPath}`);
+        }
+      }
+      
+      // If no configured path or it's not accessible, try common locations
+      if (!sshKeyPath) {
+        const possibleKeyPaths = [
+          '/root/.ssh/id_ed25519',           // Root user (if service runs as root)
+          '/root/.ssh/id_rsa',               // Root user RSA key
+          '/home/patchmon/.ssh/id_ed25519',  // PatchMon user
+          '/home/patchmon/.ssh/id_rsa',      // PatchMon user RSA key
+          '/var/www/.ssh/id_ed25519',        // Web user
+          '/var/www/.ssh/id_rsa'             // Web user RSA key
+        ];
+        
+        for (const path of possibleKeyPaths) {
+          try {
+            require('fs').accessSync(path);
+            sshKeyPath = path;
+            console.log(`Found SSH key at: ${path}`);
+            break;
+          } catch (e) {
+            // Key not found at this path, try next
+          }
+        }
+      }
+      
+      if (!sshKeyPath) {
+        throw new Error('No SSH deploy key found. Please configure the SSH key path in settings or ensure a deploy key is installed in one of the expected locations.');
+      }
+      
+      const env = {
+        ...process.env,
+        GIT_SSH_COMMAND: `ssh -i ${sshKeyPath} -o StrictHostKeyChecking=no -o IdentitiesOnly=yes`
+      };
+
+      // Fetch the latest tag using SSH with deploy key
+      const { stdout: latestTag } = await execAsync(
+        `git ls-remote --tags --sort=-version:refname ${sshRepoUrl} | head -n 1 | sed 's/.*refs\\/tags\\///' | sed 's/\\^{}//'`,
+        { 
+          timeout: 10000,
+          env: env
+        }
+      );
+
+      const latestVersion = latestTag.trim().replace('v', ''); // Remove 'v' prefix
+      const currentVersion = '1.2.4';
+
+      // Simple version comparison (assumes semantic versioning)
+      const isUpdateAvailable = compareVersions(latestVersion, currentVersion) > 0;
+
+      res.json({
+        currentVersion,
+        latestVersion,
+        isUpdateAvailable,
+        latestRelease: {
+          tagName: latestTag.trim(),
+          version: latestVersion,
+          repository: `${owner}/${repo}`,
+          sshUrl: sshRepoUrl,
+          sshKeyUsed: sshKeyPath
+        }
+      });
+
+    } catch (sshError) {
+      console.error('SSH Git error:', sshError.message);
+
+      if (sshError.message.includes('Permission denied') || sshError.message.includes('Host key verification failed')) {
+        return res.status(403).json({
+          error: 'SSH access denied to repository',
+          suggestion: 'Ensure your deploy key is properly configured and has access to the repository. Check that the key has read access to the repository.'
+        });
+      }
+
+      if (sshError.message.includes('not found') || sshError.message.includes('does not exist')) {
+        return res.status(404).json({
+          error: 'Repository not found',
+          suggestion: 'Check that the repository URL is correct and accessible with the deploy key.'
+        });
+      }
+
+      if (sshError.message.includes('No SSH deploy key found')) {
+        return res.status(400).json({
+          error: 'No SSH deploy key found',
+          suggestion: 'Please install a deploy key in one of the expected locations: /root/.ssh/, /home/patchmon/.ssh/, or /var/www/.ssh/'
+        });
+      }
+
+      return res.status(500).json({
+        error: 'Failed to fetch repository information',
+        details: sshError.message,
+        suggestion: 'Check deploy key configuration and repository access permissions.'
+      });
+    }
+
+  } catch (error) {
+    console.error('Error checking for updates:', error);
+    res.status(500).json({ 
+      error: 'Failed to check for updates',
+      details: error.message 
+    });
+  }
+});
+
+// Simple version comparison function
+function compareVersions(version1, version2) {
+  const v1Parts = version1.split('.').map(Number);
+  const v2Parts = version2.split('.').map(Number);
+  
+  const maxLength = Math.max(v1Parts.length, v2Parts.length);
+  
+  for (let i = 0; i < maxLength; i++) {
+    const v1Part = v1Parts[i] || 0;
+    const v2Part = v2Parts[i] || 0;
+    
+    if (v1Part > v2Part) return 1;
+    if (v1Part < v2Part) return -1;
+  }
+  
+  return 0;
+}
+
+module.exports = router;

backend/src/server.js

@@ -16,6 +16,7 @@ const permissionsRoutes = require('./routes/permissionsRoutes');
 const settingsRoutes = require('./routes/settingsRoutes');
 const dashboardPreferencesRoutes = require('./routes/dashboardPreferencesRoutes');
 const repositoryRoutes = require('./routes/repositoryRoutes');
+const versionRoutes = require('./routes/versionRoutes');
 
 // Initialize Prisma client
 const prisma = new PrismaClient();
@@ -134,6 +135,7 @@ app.use(`/api/${apiVersion}/permissions`, permissionsRoutes);
 app.use(`/api/${apiVersion}/settings`, settingsRoutes);
 app.use(`/api/${apiVersion}/dashboard-preferences`, dashboardPreferencesRoutes);
 app.use(`/api/${apiVersion}/repositories`, repositoryRoutes);
+app.use(`/api/${apiVersion}/version`, versionRoutes);
 
 // Error handling middleware
 app.use((err, req, res, next) => {

frontend/package.json

@@ -1,7 +1,7 @@
 {
   "name": "patchmon-frontend",
   "private": true,
-  "version": "1.0.0",
+  "version": "1.2.4",
   "type": "module",
   "scripts": {
     "dev": "vite",

frontend/src/pages/Settings.jsx

@@ -1,7 +1,7 @@
 import React, { useState, useEffect } from 'react';
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
 import { Save, Server, Globe, Shield, AlertCircle, CheckCircle, Code, Plus, Trash2, Star, Download, X, Settings as SettingsIcon } from 'lucide-react';
-import { settingsAPI, agentVersionAPI } from '../utils/api';
+import { settingsAPI, agentVersionAPI, versionAPI } from '../utils/api';
 
 const Settings = () => {
   const [formData, setFormData] = useState({
@@ -11,7 +11,9 @@ const Settings = () => {
     frontendUrl: 'http://localhost:3000',
     updateInterval: 60,
     autoUpdate: false,
-    githubRepoUrl: 'git@github.com:9technologygroup/patchmon.net.git'
+    githubRepoUrl: 'git@github.com:9technologygroup/patchmon.net.git',
+    sshKeyPath: '',
+    useCustomSshKey: false
   });
   const [errors, setErrors] = useState({});
   const [isDirty, setIsDirty] = useState(false);
@@ -37,6 +39,22 @@ const Settings = () => {
     isDefault: false
   });
 
+  // Version checking state
+  const [versionInfo, setVersionInfo] = useState({
+    currentVersion: '1.2.4',
+    latestVersion: null,
+    isUpdateAvailable: false,
+    checking: false,
+    error: null
+  });
+  
+  const [sshTestResult, setSshTestResult] = useState({
+    testing: false,
+    success: null,
+    message: null,
+    error: null
+  });
+
   const queryClient = useQueryClient();
 
   // Fetch current settings
@@ -57,7 +75,9 @@ const Settings = () => {
         frontendUrl: settings.frontendUrl || 'http://localhost:3000',
         updateInterval: settings.updateInterval || 60,
         autoUpdate: settings.autoUpdate || false,
-        githubRepoUrl: settings.githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git'
+        githubRepoUrl: settings.githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git',
+        sshKeyPath: settings.sshKeyPath || '',
+        useCustomSshKey: !!settings.sshKeyPath
       };
       console.log('Setting form data to:', newFormData);
       setFormData(newFormData);
@@ -80,12 +100,15 @@ const Settings = () => {
       queryClient.invalidateQueries(['settings']);
       // Update form data with the returned data
       setFormData({
-        serverProtocol: data.serverProtocol || 'http',
-        serverHost: data.serverHost || 'localhost',
-        serverPort: data.serverPort || 3001,
-        frontendUrl: data.frontendUrl || 'http://localhost:3000',
-        updateInterval: data.updateInterval || 60,
-        autoUpdate: data.autoUpdate || false
+        serverProtocol: data.settings?.serverProtocol || data.serverProtocol || 'http',
+        serverHost: data.settings?.serverHost || data.serverHost || 'localhost',
+        serverPort: data.settings?.serverPort || data.serverPort || 3001,
+        frontendUrl: data.settings?.frontendUrl || data.frontendUrl || 'http://localhost:3000',
+        updateInterval: data.settings?.updateInterval || data.updateInterval || 60,
+        autoUpdate: data.settings?.autoUpdate || data.autoUpdate || false,
+        githubRepoUrl: data.settings?.githubRepoUrl || data.githubRepoUrl || 'git@github.com:9technologygroup/patchmon.net.git',
+        sshKeyPath: data.settings?.sshKeyPath || data.sshKeyPath || '',
+        useCustomSshKey: !!(data.settings?.sshKeyPath || data.sshKeyPath)
       });
       setIsDirty(false);
       setErrors({});
@@ -152,6 +175,67 @@ const Settings = () => {
     }
   });
 
+  // Version checking functions
+  const checkForUpdates = async () => {
+    setVersionInfo(prev => ({ ...prev, checking: true, error: null }));
+    
+    try {
+      const response = await versionAPI.checkUpdates();
+      const data = response.data;
+      
+      setVersionInfo({
+        currentVersion: data.currentVersion,
+        latestVersion: data.latestVersion,
+        isUpdateAvailable: data.isUpdateAvailable,
+        checking: false,
+        error: null
+      });
+    } catch (error) {
+      console.error('Version check error:', error);
+      setVersionInfo(prev => ({
+        ...prev,
+        checking: false,
+        error: error.response?.data?.error || 'Failed to check for updates'
+      }));
+    }
+  };
+
+  const testSshKey = async () => {
+    if (!formData.sshKeyPath || !formData.githubRepoUrl) {
+      setSshTestResult({
+        testing: false,
+        success: false,
+        message: null,
+        error: 'Please enter both SSH key path and GitHub repository URL'
+      });
+      return;
+    }
+
+    setSshTestResult({ testing: true, success: null, message: null, error: null });
+    
+    try {
+      const response = await versionAPI.testSshKey({
+        sshKeyPath: formData.sshKeyPath,
+        githubRepoUrl: formData.githubRepoUrl
+      });
+      
+      setSshTestResult({
+        testing: false,
+        success: true,
+        message: response.data.message,
+        error: null
+      });
+    } catch (error) {
+      console.error('SSH key test error:', error);
+      setSshTestResult({
+        testing: false,
+        success: false,
+        message: null,
+        error: error.response?.data?.error || 'Failed to test SSH key'
+      });
+    }
+  };
+
   const handleInputChange = (field, value) => {
     console.log(`handleInputChange: ${field} = ${value}`);
     setFormData(prev => {
@@ -167,7 +251,16 @@ const Settings = () => {
 
   const handleSubmit = (e) => {
     e.preventDefault();
-    updateSettingsMutation.mutate(formData);
+    
+    // Only include sshKeyPath if the toggle is enabled
+    const dataToSubmit = { ...formData };
+    if (!dataToSubmit.useCustomSshKey) {
+      dataToSubmit.sshKeyPath = '';
+    }
+    // Remove the frontend-only field
+    delete dataToSubmit.useCustomSshKey;
+    
+    updateSettingsMutation.mutate(dataToSubmit);
   };
 
   const validateForm = () => {
@@ -199,7 +292,16 @@ const Settings = () => {
     console.log('Saving settings:', formData);
     if (validateForm()) {
       console.log('Validation passed, calling mutation');
-      updateSettingsMutation.mutate(formData);
+      
+      // Prepare data for submission
+      const dataToSubmit = { ...formData };
+      if (!dataToSubmit.useCustomSshKey) {
+        dataToSubmit.sshKeyPath = '';
+      }
+      // Remove the frontend-only field
+      delete dataToSubmit.useCustomSshKey;
+      
+      updateSettingsMutation.mutate(dataToSubmit);
     } else {
       console.log('Validation failed:', errors);
     }
@@ -688,13 +790,91 @@ const Settings = () => {
                     </p>
                   </div>
                   
+                  <div>
+                    <div className="flex items-center gap-3 mb-3">
+                      <input
+                        type="checkbox"
+                        id="useCustomSshKey"
+                        checked={formData.useCustomSshKey}
+                        onChange={(e) => {
+                          const checked = e.target.checked;
+                          handleInputChange('useCustomSshKey', checked);
+                          if (!checked) {
+                            handleInputChange('sshKeyPath', '');
+                          }
+                        }}
+                        className="h-4 w-4 text-primary-600 focus:ring-primary-500 border-gray-300 rounded"
+                      />
+                      <label htmlFor="useCustomSshKey" className="text-sm font-medium text-secondary-700 dark:text-secondary-200">
+                        Set custom SSH key path
+                      </label>
+                    </div>
+                    
+                    {formData.useCustomSshKey && (
+                      <div>
+                        <label className="block text-sm font-medium text-secondary-700 dark:text-secondary-200 mb-2">
+                          SSH Key Path
+                        </label>
+                        <input
+                          type="text"
+                          value={formData.sshKeyPath || ''}
+                          onChange={(e) => handleInputChange('sshKeyPath', e.target.value)}
+                          className="w-full border border-secondary-300 dark:border-secondary-600 rounded-md shadow-sm focus:ring-primary-500 focus:border-primary-500 bg-white dark:bg-secondary-700 text-secondary-900 dark:text-white font-mono text-sm"
+                          placeholder="/root/.ssh/id_ed25519"
+                        />
+                        <p className="mt-1 text-xs text-secondary-500 dark:text-secondary-400">
+                          Path to your SSH deploy key. If not set, will auto-detect from common locations.
+                        </p>
+                        
+                        <div className="mt-3">
+                          <button
+                            type="button"
+                            onClick={testSshKey}
+                            disabled={sshTestResult.testing || !formData.sshKeyPath || !formData.githubRepoUrl}
+                            className="px-4 py-2 text-sm font-medium text-white bg-blue-600 border border-transparent rounded-md shadow-sm hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 disabled:opacity-50 disabled:cursor-not-allowed"
+                          >
+                            {sshTestResult.testing ? 'Testing...' : 'Test SSH Key'}
+                          </button>
+                          
+                          {sshTestResult.success && (
+                            <div className="mt-2 p-3 bg-green-50 dark:bg-green-900/20 border border-green-200 dark:border-green-800 rounded-md">
+                              <div className="flex items-center">
+                                <CheckCircle className="h-4 w-4 text-green-600 dark:text-green-400 mr-2" />
+                                <p className="text-sm text-green-800 dark:text-green-200">
+                                  {sshTestResult.message}
+                                </p>
+                              </div>
+                            </div>
+                          )}
+                          
+                          {sshTestResult.error && (
+                            <div className="mt-2 p-3 bg-red-50 dark:bg-red-900/20 border border-red-200 dark:border-red-800 rounded-md">
+                              <div className="flex items-center">
+                                <AlertCircle className="h-4 w-4 text-red-600 dark:text-red-400 mr-2" />
+                                <p className="text-sm text-red-800 dark:text-red-200">
+                                  {sshTestResult.error}
+                                </p>
+                              </div>
+                            </div>
+                          )}
+                        </div>
+                      </div>
+                    )}
+                    
+                    {!formData.useCustomSshKey && (
+                      <p className="text-xs text-secondary-500 dark:text-secondary-400">
+                        Using auto-detection for SSH key location
+                      </p>
+                    )}
+                  </div>
+                  
                   <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
                     <div className="bg-white dark:bg-secondary-800 rounded-lg p-4 border border-secondary-200 dark:border-secondary-600">
                       <div className="flex items-center gap-2 mb-2">
                         <CheckCircle className="h-4 w-4 text-green-600 dark:text-green-400" />
                         <span className="text-sm font-medium text-secondary-700 dark:text-secondary-300">Current Version</span>
                       </div>
-                      <span className="text-lg font-mono text-secondary-900 dark:text-white">1.2.3</span>
+                      <span className="text-lg font-mono text-secondary-900 dark:text-white">{versionInfo.currentVersion}</span>
                     </div>
                     
                     <div className="bg-white dark:bg-secondary-800 rounded-lg p-4 border border-secondary-200 dark:border-secondary-600">
@@ -702,52 +882,91 @@ const Settings = () => {
                         <Download className="h-4 w-4 text-blue-600 dark:text-blue-400" />
                         <span className="text-sm font-medium text-secondary-700 dark:text-secondary-300">Latest Version</span>
                       </div>
-                      <span className="text-lg font-mono text-secondary-900 dark:text-white">Checking...</span>
+                      <span className="text-lg font-mono text-secondary-900 dark:text-white">
+                        {versionInfo.checking ? (
+                          <span className="text-blue-600 dark:text-blue-400">Checking...</span>
+                        ) : versionInfo.latestVersion ? (
+                          <span className={versionInfo.isUpdateAvailable ? 'text-orange-600 dark:text-orange-400' : 'text-green-600 dark:text-green-400'}>
+                            {versionInfo.latestVersion}
+                            {versionInfo.isUpdateAvailable && ' (Update Available!)'}
+                          </span>
+                        ) : (
+                          <span className="text-secondary-500 dark:text-secondary-400">Not checked</span>
+                        )}
+                      </span>
                     </div>
                   </div>
                   
-                  <div className="flex items-center gap-3">
-                    <button
-                      onClick={() => {
-                        // TODO: Implement version check
-                        console.log('Checking for updates...');
-                      }}
-                      className="btn-primary flex items-center gap-2"
-                    >
-                      <Download className="h-4 w-4" />
-                      Check for Updates
-                    </button>
+                  <div className="flex items-center justify-between">
+                    <div className="flex items-center gap-3">
+                      <button
+                        onClick={checkForUpdates}
+                        disabled={versionInfo.checking}
+                        className="btn-primary flex items-center gap-2"
+                      >
+                        <Download className="h-4 w-4" />
+                        {versionInfo.checking ? 'Checking...' : 'Check for Updates'}
+                      </button>
+                    </div>
                     
+                    {/* Save Button for Version Settings */}
                     <button
-                      onClick={() => {
-                        // TODO: Implement update notification
-                        console.log('Enable update notifications');
-                      }}
-                      className="btn-outline flex items-center gap-2"
+                      type="button"
+                      onClick={handleSave}
+                      disabled={!isDirty || updateSettingsMutation.isPending}
+                      className={`inline-flex items-center px-4 py-2 border border-transparent text-sm font-medium rounded-md shadow-sm text-white ${
+                        !isDirty || updateSettingsMutation.isPending
+                          ? 'bg-secondary-400 cursor-not-allowed'
+                          : 'bg-primary-600 hover:bg-primary-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-primary-500'
+                      }`}
                     >
-                      <AlertCircle className="h-4 w-4" />
-                      Enable Notifications
+                      {updateSettingsMutation.isPending ? (
+                        <>
+                          <div className="animate-spin rounded-full h-4 w-4 border-b-2 border-white mr-2"></div>
+                          Saving...
+                        </>
+                      ) : (
+                        <>
+                          <Save className="h-4 w-4 mr-2" />
+                          Save Settings
+                        </>
+                      )}
                     </button>
                   </div>
+                  
+                  {versionInfo.error && (
+                    <div className="bg-red-50 dark:bg-red-900/20 border border-red-200 dark:border-red-700 rounded-lg p-4">
+                      <div className="flex">
+                        <AlertCircle className="h-5 w-5 text-red-400 dark:text-red-300" />
+                        <div className="ml-3">
+                          <h3 className="text-sm font-medium text-red-800 dark:text-red-200">Version Check Failed</h3>
+                          <p className="mt-1 text-sm text-red-700 dark:text-red-300">
+                            {versionInfo.error}
+                          </p>
+                          {versionInfo.error.includes('private') && (
+                            <p className="mt-2 text-xs text-red-600 dark:text-red-400">
+                              For private repositories, you may need to configure GitHub authentication or make the repository public.
+                            </p>
+                          )}
+                        </div>
+                      </div>
+                    </div>
+                  )}
+                  
+                  {/* Success Message for Version Settings */}
+                  {updateSettingsMutation.isSuccess && (
+                    <div className="bg-green-50 dark:bg-green-900 border border-green-200 dark:border-green-700 rounded-md p-4">
+                      <div className="flex">
+                        <CheckCircle className="h-5 w-5 text-green-400 dark:text-green-300" />
+                        <div className="ml-3">
+                          <p className="text-sm text-green-700 dark:text-green-300">Settings saved successfully!</p>
+                        </div>
+                      </div>
+                    </div>
+                  )}
                 </div>
               </div>
               
-              <div className="bg-amber-50 dark:bg-amber-900/20 border border-amber-200 dark:border-amber-700 rounded-lg p-4">
-                <div className="flex">
-                  <AlertCircle className="h-5 w-5 text-amber-400 dark:text-amber-300" />
-                  <div className="ml-3">
-                    <h3 className="text-sm font-medium text-amber-800 dark:text-amber-200">Setup Instructions</h3>
-                    <div className="mt-2 text-sm text-amber-700 dark:text-amber-300">
-                      <p className="mb-2">To enable version checking, you need to:</p>
-                      <ol className="list-decimal list-inside space-y-1 ml-4">
-                        <li>Create a version tag (e.g., v1.2.3) in your GitHub repository</li>
-                        <li>Ensure the repository is publicly accessible or configure access tokens</li>
-                        <li>Click "Check for Updates" to verify the connection</li>
-                      </ol>
-                    </div>
-                  </div>
-                </div>
-              </div>
             </div>
           )}
         </div>

frontend/src/utils/api.js

@@ -178,6 +178,13 @@ export const formatDate = (date) => {
   return new Date(date).toLocaleString()
 }
 
+// Version API
+export const versionAPI = {
+  getCurrent: () => api.get('/version/current'),
+  checkUpdates: () => api.get('/version/check-updates'),
+  testSshKey: (data) => api.post('/version/test-ssh-key', data),
+}
+
 export const formatRelativeTime = (date) => {
   const now = new Date()
   const diff = now - new Date(date)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "patchmon",
-  "version": "1.0.0",
+  "version": "1.2.4",
   "description": "Linux Patch Monitoring System",
   "private": true,
   "workspaces": [