Support assistant across all tabs: global panel (title bar button and in terminal, Docker, firewall and network tabs) that uses the active tab as context (terminal output, container/stack view, compose editor with masked .env values, firewall rules, network config); chats are stored in the vault and can be switched, started anew and deleted; stop button while answering

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/main/store.js

@@ -16,6 +16,8 @@ const DEFAULTS = {
   vpns: [],
   knownHosts: {},
   history: [],
+  // Chats des Support-Assistenten (nur lokal, nicht synchronisiert)
+  aiChats: [],
   // Löschvermerke für die Synchronisation: { c: Collection, id, at }
   tombstones: [],
   // LAN-Synchronisation (gerätebezogen, wird selbst nicht synchronisiert)