Update notification service

AppImage/scripts/health_persistence.py

@@ -1327,7 +1327,7 @@ class HealthPersistence:
 
     # ────────────────────────────────────────────────────────────────
     #  Disk Observations API
-    # ────────────────────────────────────────────────────────────────
+    # ─────────────────<EFBFBD><EFBFBD><EFBFBD>──────────────────────────────────────────────
 
     def register_disk(self, device_name: str, serial: Optional[str] = None,
                       model: Optional[str] = None, size_bytes: Optional[int] = None):

AppImage/scripts/notification_templates.py

@@ -658,7 +658,7 @@ TEMPLATES = {
         'default_enabled': True,
     },
     
-    # ── Network events ──
+    # ── Network events ─<EFBFBD><EFBFBD>
     'network_down': {
         'title': '{hostname}: Network connectivity lost',
         'body': 'The node has lost network connectivity.\nReason: {reason}',
@@ -1454,7 +1454,7 @@ TITLE: ✅success ❌failed 💥crash 🆘critical 📦updates 🆕pve-update
        🚀 = something STARTS (VM/CT start, backup start, server boot, task begin)
        Combine: 💾🚀backup-start  🖥️🚀system-boot  🚀VM/CT-start
 
-BODY:  🏷️VM/CT name ✔️ok ❌error 💽size <EFBFBD><EFBFBD><EFBFBD><EFBFBD>total ⏱️duration 🗄️storage 📊summary
+BODY:  🏷️VM/CT name ✔️ok ❌error 💽size 💾total ⏱️duration 🗄️storage 📊summary
        📦updates 🔒security 🔄proxmox ⚙️kernel 🗂️packages 💿disk 📝reason
        🌐IP 👤user 🌡️temp 🔥CPU 💧RAM 🎯target 🔹current 🟢new 📌item
 

AppImage/scripts/startup_grace.py

@@ -54,7 +54,7 @@ STARTUP_GRACE_CATEGORIES: Set[str] = {
 }
 
 
-# ─── Singleton State ─────────────────────────────────────────────────────────
+# ─── Singleton State ───────────────────────────────────────<EFBFBD><EFBFBD>─────────────────
 
 class _StartupGraceState:
     """