feat: Add Opencode IDE with AI agents, Beads issue tracking, and STT/PTT

support
- Integrate Opencode terminal IDE with MCP integrations (Ref, Exa,
  Outline)
- Add Beads AI-native issue tracking system (.beads/ + AGENTS.md)
- Implement STT/PTT (speech-to-text push-to-talk) with
  whisper-cpp-vulkan
- Add coding feature module with dev tools (beads, alejandra, bun,
  devpod, nixd)
- Create AZPILOGISTIKTEST host configuration
- Refactor Hyprland windowrules to new match: syntax
- Upgrade nixpkgs/home-manager from 25.05 to 25.11
- Update Ollama to use Vulkan acceleration
- Add lmstudio, rofi-project-opener, and various app updates
- Add outline-key secret and mem0 service configuration

chore: Add Opencode IDE, Beads issue tracking, STT/PTT, and nixpkgs
25.11 upgrade

home/features/desktop/webapps.nix

@@ -12,6 +12,10 @@
       url = "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/microsoft-outlook.svg";
       sha256 = "sha256-3u8t5QNHFZvrAegxBiGicO4PjtMWhEaQSCv7MSSfLLc=";
     };
+    opencode = pkgs.fetchurl {
+      url = "https://cdn.jsdelivr.net/gh/homarr-labs/dashboard-icons/svg/opencode-dark.svg";
+      sha256 = "1lms4f8habamvdh2qqqz9psx4py9wx23mmlkkds44pvrbq3bkj3n";
+    };
   };
 in {
   xdg.desktopEntries = {
@@ -39,5 +43,13 @@ in {
       terminal = false;
       icon = "/home/sascha.koenig/.local/share/icons/basecamp-logo.png";
     };
+    opencode = {
+      name = "Opencode";
+      exec = "rofi-project-opener";
+      comment = "Open Opencode Terminal App";
+      categories = ["Application" "Development"];
+      terminal = false;
+      icon = icons.opencode;
+    };
   };
 }