sesh: add module (#5789)

Sesh is a CLI that helps you create and manage tmux sessions quickly and easily
using zoxide. See https://github.com/joshmedeski/sesh for more.

tests/modules/programs/sesh/basic-configuration.nix

@@ -0,0 +1,33 @@
+{ pkgs, ... }:
+
+{
+  config = {
+    programs.fzf.tmux.enableShellIntegration = true;
+
+    programs.sesh = {
+      enable = true;
+      package = pkgs.writeScriptBin "dummy-polybar" "";
+      settings = {
+        default_session.startup_command = "nvim -c ':Telescope find_files'";
+        session = [
+          {
+            name = "Downloads 📥";
+            path = "~/Downloads";
+            startup_command = "ls";
+          }
+          {
+            name = "tmux config";
+            path = "~/c/dotfiles/.config/tmux";
+            startup_command = "nvim tmux.conf";
+          }
+        ];
+      };
+    };
+
+    nmt.script = ''
+      assertFileExists home-files/.config/sesh/sesh.toml
+      assertFileContent home-files/.config/sesh/sesh.toml \
+          ${./basic-configuration.toml}
+    '';
+  };
+}

tests/modules/programs/sesh/basic-configuration.toml

@@ -0,0 +1,12 @@
+[default_session]
+startup_command = "nvim -c ':Telescope find_files'"
+
+[[session]]
+name = "Downloads 📥"
+path = "~/Downloads"
+startup_command = "ls"
+
+[[session]]
+name = "tmux config"
+path = "~/c/dotfiles/.config/tmux"
+startup_command = "nvim tmux.conf"

tests/modules/programs/sesh/default.nix

@@ -0,0 +1 @@
+{ sesh-basic-configuration = ./basic-configuration.nix; }