Revert "Replace tmuxp with smug"

This reverts commit 1032a7fb6a.

tmux/.tmuxp/local.yaml

@@ -0,0 +1,34 @@
+session_name: local
+suppress_history: false
+
+windows:
+- window_name: admin
+  focus: true
+  layout: even-vertical
+  panes:
+    - su
+    - su
+
+- window_name: canvas
+  layout: even-vertical
+  panes:
+    - null
+    - null
+
+- window_name: docs
+  layout: even-horizontal
+  panes:
+    - man zfs
+    - man nix-shell
+
+- window_name: music
+  panes:
+    - ncmpcpp
+
+- window_name: mail
+  panes:
+    - neomutt
+
+- window_name: stream
+  panes:
+    - null