Update notification service

AppImage/components/notification-settings.tsx

@@ -235,7 +235,7 @@ export function NotificationSettings() {
           <Label className="text-[11px] text-muted-foreground">Notification Categories</Label>
         </div>
         <div className="space-y-2">
-          {EVENT_CATEGORIES.map(cat => {
+          {EVENT_CATEGORIES.filter(cat => cat.key !== "other").map(cat => {
             const isEnabled = overrides.categories[cat.key] ?? true
             const isExpanded = expandedCategories.has(`${chName}.${cat.key}`)
             const eventsForGroup = evtByGroup[cat.key] || []
@@ -244,7 +244,7 @@ export function NotificationSettings() {
             ).length
 
             return (
-              <div key={cat.key} className="rounded-lg border border-border transition-colors hover:border-border/80 hover:bg-muted/30">
+              <div key={cat.key} className="rounded-lg border border-border transition-all duration-150 hover:border-muted-foreground/50 hover:bg-muted/40">
                 {/* Category row -- entire block is clickable to expand/collapse */}
                 <div
                   className="flex items-center gap-2.5 py-2.5 px-3 cursor-pointer"
@@ -286,7 +286,7 @@ export function NotificationSettings() {
                     disabled={!editMode}
                     className={`relative w-9 h-[18px] shrink-0 rounded-full transition-colors ${
                       !editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"
-                    } ${isEnabled ? "bg-blue-600" : "bg-muted-foreground/30"}`}
+                    } ${isEnabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"}`}
                     onClick={(e) => {
                       e.stopPropagation()
                       if (!editMode) return
@@ -321,7 +321,7 @@ export function NotificationSettings() {
                     {eventsForGroup.map(evt => {
                       const evtEnabled = overrides.events?.[evt.type] ?? evt.default_enabled
                       return (
-                        <div key={evt.type} className="flex items-center justify-between py-1.5 px-2 rounded-md hover:bg-muted/30 transition-colors">
+                        <div key={evt.type} className="flex items-center justify-between py-1.5 px-2 rounded-md hover:bg-muted/40 transition-colors">
                           <span className={`text-[11px] sm:text-xs ${evtEnabled ? "text-foreground" : "text-muted-foreground"}`}>
                             {evt.title}
                           </span>
@@ -332,7 +332,7 @@ export function NotificationSettings() {
                             disabled={!editMode}
                             className={`relative w-9 h-[18px] shrink-0 rounded-full transition-colors ${
                               !editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"
-                            } ${evtEnabled ? "bg-blue-600" : "bg-muted-foreground/30"}`}
+                            } ${evtEnabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"}`}
                             onClick={() => {
                               if (!editMode) return
                               updateConfig(p => {
@@ -788,7 +788,7 @@ matcher: proxmenux-pbs
           </div>
           <button
             className={`relative w-10 h-5 rounded-full transition-colors ${
-              config.enabled ? "bg-blue-600" : "bg-muted-foreground/30"
+              config.enabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
             } ${!editMode ? "opacity-60 cursor-not-allowed" : "cursor-pointer"}`}
             onClick={() => editMode && updateConfig(p => ({ ...p, enabled: !p.enabled }))}
             disabled={!editMode}
@@ -835,7 +835,7 @@ matcher: proxmenux-pbs
                     <Label className="text-xs font-medium">Enable Telegram</Label>
                     <button
                       className={`relative w-9 h-[18px] rounded-full transition-colors ${
-                        config.channels.telegram?.enabled ? "bg-blue-600" : "bg-muted-foreground/30"
+                        config.channels.telegram?.enabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
                       } ${!editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"}`}
                       onClick={() => { if (editMode) updateChannel("telegram", "enabled", !config.channels.telegram?.enabled) }}
                       disabled={!editMode}
@@ -898,7 +898,7 @@ matcher: proxmenux-pbs
                     <Label className="text-xs font-medium">Enable Gotify</Label>
                     <button
                       className={`relative w-9 h-[18px] rounded-full transition-colors ${
-                        config.channels.gotify?.enabled ? "bg-blue-600" : "bg-muted-foreground/30"
+                        config.channels.gotify?.enabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
                       } ${!editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"}`}
                       onClick={() => { if (editMode) updateChannel("gotify", "enabled", !config.channels.gotify?.enabled) }}
                       disabled={!editMode}
@@ -961,7 +961,7 @@ matcher: proxmenux-pbs
                     <Label className="text-xs font-medium">Enable Discord</Label>
                     <button
                       className={`relative w-9 h-[18px] rounded-full transition-colors ${
-                        config.channels.discord?.enabled ? "bg-blue-600" : "bg-muted-foreground/30"
+                        config.channels.discord?.enabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
                       } ${!editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"}`}
                       onClick={() => { if (editMode) updateChannel("discord", "enabled", !config.channels.discord?.enabled) }}
                       disabled={!editMode}
@@ -1015,7 +1015,7 @@ matcher: proxmenux-pbs
                     <Label className="text-xs font-medium">Enable Email</Label>
                     <button
                       className={`relative w-9 h-[18px] rounded-full transition-colors ${
-                        config.channels.email?.enabled ? "bg-blue-600" : "bg-muted-foreground/30"
+                        config.channels.email?.enabled ? "bg-blue-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
                       } ${!editMode ? "opacity-50 cursor-not-allowed" : "cursor-pointer"}`}
                       onClick={() => { if (editMode) updateChannel("email", "enabled", !config.channels.email?.enabled) }}
                       disabled={!editMode}
@@ -1187,7 +1187,7 @@ matcher: proxmenux-pbs
                     </div>
                     <button
                       className={`relative w-9 h-[18px] rounded-full transition-colors ${
-                        config.ai_enabled ? "bg-purple-600" : "bg-muted-foreground/30"
+                        config.ai_enabled ? "bg-purple-600" : "bg-muted-foreground/20 border border-muted-foreground/40"
                       } ${!editMode ? "opacity-60 cursor-not-allowed" : "cursor-pointer"}`}
                       onClick={() => editMode && updateConfig(p => ({ ...p, ai_enabled: !p.ai_enabled }))}
                       disabled={!editMode}

AppImage/scripts/notification_events.py

@@ -1433,8 +1433,9 @@ class PollingCollector:
         self._last_update_check = 0
         # In-memory cache: error_key -> last notification timestamp
         self._last_notified: Dict[str, float] = {}
-        # Track known error keys so we can detect truly new ones
-        self._known_errors: set = set()
+        # Track known error keys + metadata so we can detect new ones AND emit recovery
+        # Dict[error_key, dict(category, severity, reason, first_seen, error_key)]
+        self._known_errors: Dict[str, dict] = {}
         self._first_poll_done = False
     
     def start(self):
@@ -1492,14 +1493,20 @@ class PollingCollector:
             return
         
         now = time.time()
-        current_keys = set()
+        current_keys: Dict[str, dict] = {}
         
         for error in errors:
             error_key = error.get('error_key', '')
             if not error_key:
                 continue
             
-            current_keys.add(error_key)
+            current_keys[error_key] = {
+                'category': error.get('category', ''),
+                'severity': error.get('severity', 'WARNING'),
+                'reason': error.get('reason', ''),
+                'first_seen': error.get('first_seen', ''),
+                'error_key': error_key,
+            }
             category = error.get('category', '')
             severity = error.get('severity', 'WARNING')
             reason = error.get('reason', '')
@@ -1605,9 +1612,66 @@ class PollingCollector:
             self._last_notified[error_key] = now
             self._persist_last_notified(error_key, now)
         
-        # Remove tracking for errors that resolved
-        resolved = self._known_errors - current_keys
-        for key in resolved:
+        # ── Emit recovery notifications for errors that resolved ──
+        resolved_keys = set(self._known_errors.keys()) - set(current_keys.keys())
+        for key in resolved_keys:
+            old_meta = self._known_errors.get(key, {})
+            category = old_meta.get('category', '')
+            reason = old_meta.get('reason', '')
+            first_seen = old_meta.get('first_seen', '')
+            
+            # Skip recovery for INFO/OK - they never triggered an alert
+            if old_meta.get('severity', '') in ('INFO', 'OK'):
+                self._last_notified.pop(key, None)
+                continue
+            
+            # Skip recovery on first poll (we don't know what was before)
+            if not self._first_poll_done:
+                self._last_notified.pop(key, None)
+                continue
+            
+            # Calculate duration
+            duration = ''
+            if first_seen:
+                try:
+                    from datetime import datetime
+                    fs_dt = datetime.fromisoformat(first_seen)
+                    delta = datetime.now() - fs_dt
+                    total_sec = int(delta.total_seconds())
+                    if total_sec < 60:
+                        duration = f'{total_sec}s'
+                    elif total_sec < 3600:
+                        duration = f'{total_sec // 60}m'
+                    elif total_sec < 86400:
+                        h = total_sec // 3600
+                        m = (total_sec % 3600) // 60
+                        duration = f'{h}h {m}m'
+                    else:
+                        d = total_sec // 86400
+                        h = (total_sec % 86400) // 3600
+                        duration = f'{d}d {h}h'
+                except Exception:
+                    duration = 'unknown'
+            
+            entity, eid = self._ENTITY_MAP.get(category, ('node', ''))
+            
+            data = {
+                'hostname': self._hostname,
+                'category': category,
+                'reason': f'{reason} (recovered)' if reason else 'Condition resolved',
+                'error_key': key,
+                'severity': 'OK',
+                'original_severity': old_meta.get('severity', 'WARNING'),
+                'first_seen': first_seen,
+                'duration': duration,
+                'is_recovery': True,
+            }
+            
+            self._queue.put(NotificationEvent(
+                'error_resolved', 'OK', data, source='health',
+                entity=entity, entity_id=eid or key,
+            ))
+            
             self._last_notified.pop(key, None)
         
         self._known_errors = current_keys

AppImage/scripts/notification_templates.py

@@ -355,8 +355,8 @@ TEMPLATES = {
     },
     'error_resolved': {
         'title': '{hostname}: Resolved - {category}',
-        'body': '{reason}\nDuration: {duration}',
-        'label': 'Health issue resolved',
+        'body': 'The {category} issue has been resolved.\n{reason}\nPrevious severity: {original_severity}\nDuration: {duration}',
+        'label': 'Recovery notification',
         'group': 'health',
         'default_enabled': True,
     },
@@ -739,6 +739,7 @@ TEMPLATES = {
         'label': 'Health issue resolved',
         'group': 'health',
         'default_enabled': True,
+        'hidden': True,  # Use error_resolved instead (avoids duplicate in UI)
     },
     
     # ── Update notifications ──