feat: 声明式管理 Homebrew casks/brews/masApps

- 20 个 casks、11 个 brews、3 个 MAS 应用纳入 nix-darwin 管理
- onActivation.cleanup=zap 自动清理未声明的 brew 包
- 已在 nix 管理的 CLI 工具(biome, btop, fd 等)不再重复声明
- wget 移至 home-manager 实现跨平台可用
- 移除 zellij（已有 tmux）

modules/darwin/default.nix

@@ -34,13 +34,64 @@
     };
   };
 
-  # ── Homebrew (GUI apps not in nixpkgs) ─────────────
+  # ── Homebrew ───────────────────────────────────────
   homebrew = {
     enable = true;
-    casks = [
-      "raycast"
-      "arc"
+
+    taps = [
+      "antoniorodr/memo"
+      "steipete/tap"
     ];
-    onActivation.cleanup = "zap";
+
+    # CLI tools not in nixpkgs or needing brew services
+    brews = [
+      "ffmpeg"
+      "gitui"
+      "mas"
+      "memo"
+      "mole"
+      "ollama"
+      "pandoc"
+      "poppler"
+      "tailscale"
+      "steipete/tap/gogcli"
+      "steipete/tap/remindctl"
+    ];
+
+    # GUI apps
+    casks = [
+      "1password"
+      "brave-browser"
+      "cc-switch"
+      "cherry-studio"
+      "dbeaver-community"
+      "discord"
+      "feishu"
+      "ghostty"
+      "keka"
+      "logitech-g-hub"
+      "mos"
+      "orbstack"
+      "qq"
+      "raycast"
+      "spotify"
+      "telegram-desktop"
+      "termius"
+      "visual-studio-code"
+      "wechat"
+      "winbox"
+    ];
+
+    # Mac App Store
+    masApps = {
+      "Microsoft Word" = 462054704;
+      "Windows App" = 1295203466;
+      "Xnip" = 1221250572;
+    };
+
+    onActivation = {
+      autoUpdate = true;
+      cleanup = "zap"; # remove anything not declared above
+    };
   };
 }