heather: pinchtab browser control plane (chromium + user service) + pay x86_64 build

home/server.nix

@@ -7,11 +7,35 @@
 {
   home.stateVersion = "25.11";
 
-  # Expose pi only; do not add the whole npm global bin (which also contains pi-web).
+  # User-level tools installed outside Nix (PinchTab, pi wrapper, etc.).
   home.sessionPath = [
     "${config.home.homeDirectory}/.local/bin"
+    "${config.home.homeDirectory}/.local/libexec"
   ];
 
+  # Keep the browser control plane alive across SSH logout and reboots.
+  # PinchTab itself is installed outside Nix because its upstream release
+  # binary is dynamically linked; the local NixOS-compatible build lives in
+  # ~/.local/libexec/pinchtab.
+  systemd.user.services.pinchtab = {
+    Unit = {
+      Description = "PinchTab browser control plane";
+      After = [ "dbus-broker.service" ];
+    };
+    Service = {
+      ExecStart = "%h/.local/libexec/pinchtab server";
+      Restart = "on-failure";
+      RestartSec = 5;
+      Environment = [
+        "HOME=%h"
+        "PATH=/run/current-system/sw/bin:/home/mikl/.npm-global/bin:/home/mikl/.local/bin:/home/mikl/.local/libexec"
+      ];
+    };
+    Install = {
+      WantedBy = [ "default.target" ];
+    };
+  };
+
   home.file.".local/bin/pi" = {
     executable = true;
     text = ''
@@ -39,6 +63,7 @@
 
     # Git
     git
+    tea             # Forgejo/Gitea CLI
 
     # Nix
     alejandra       # форматтер
@@ -47,6 +72,9 @@
     # Утилиты
     delta           # красивый git diff
     trash-cli       # rm с корзиной
+
+    # x402 / MPP agentic payments CLI (Solana Foundation)
+    (pkgs.callPackage ./pay.nix {})
   ];
 
   # --- FZF ---