tmuxp: Add a tmux pane for running top

`--all` is deprecated and is just an alias to `--workspace`. Add an
abbreviation to exclude building of packages.

fish/.config/fish/conf.d/rust-abbr.fish

@@ -1,10 +1,11 @@
 abbr radd     'cargo add'
-abbr rbuild   'cargo build --all'
+abbr rbuild   'cargo build --workspace'
 abbr rclean   'cargo clean'
 abbr rcache   'cargo-cache'
 abbr rdel     'cargo rm'
 abbr rdoc     'cargo doc'
 abbr rdoco    'cargo doc --open'
+abbr rexclude 'cargo build --workspace --exclude'
 abbr rout     'cargo outdated'
 abbr rudeps   'cargo udeps'
 abbr rupdate  'cargo update'

tmuxp/.config/tmuxp/personal.yaml

@@ -26,3 +26,7 @@ windows:
     start_directory: "~"
     panes:
       -
+  - window_name: top
+    panes:
+      - shell_command:
+          - btop