Split niri, hypr, fish into submodules; tmux, tmux-palette, television, yazi into externals

docs/shell/aliases.mdx

@@ -41,11 +41,11 @@ A ✓ means the alias exists in that shell with the command shown. Where fish us
 | `e.k` | `yazi ~/.config/kitty` | `yazi ~/.local/share/chezmoi/dot_config/kitty` |
 | `e.n` | `yazi ~/.config/niri` | `yazi ~/.local/share/chezmoi/dot_config/niri` |
 | `e.v` | `yazi ~/.config/nvim/lua` | ✓ |
-| `e.y` | `yazi ~/.config/yazi` | `yazi ~/.local/share/chezmoi/yazi` |
-| `e.t` | `nvim ~/.config/tmux/tmux.conf` | `nvim ~/.local/share/chezmoi/dot_config/tmux/tmux.conf` |
+| `e.y` | `yazi ~/.config/yazi` | ✓ |
+| `e.t` | `nvim ~/.config/tmux/tmux.conf` | ✓ |
 | `hx` | `helix` | ✓ (listed under Tools in fish) |
 
-The fish editor aliases open the chezmoi source tree directly. In symlink mode, `~/.config/<tool>` files are symlinks into that tree, so both versions edit the same files.
+The fish `e.f`, `e.h`, `e.k`, and `e.n` aliases open the chezmoi source tree directly. In symlink mode, `~/.config/<tool>` files are symlinks into that tree, so both versions edit the same files. yazi and tmux are external checkouts in `~/.config`, so `e.y` and `e.t` open them there.
 
 ### Quick directory jumps
 

docs/shell/fish.mdx

@@ -15,7 +15,7 @@ fish is the primary interactive shell. The config is split into autoloaded files
 | `dot_config/fish/fish_plugins` | `~/.config/fish/fish_plugins` |
 | `dot_config/fish/auto-Niri.fish` | `~/.config/fish/auto-Niri.fish` (Linux `desktop`/`laptop` only) |
 
-None of these files are templates. chezmoi runs in symlink mode, so each target is a symlink back into the source tree and edits to `~/.config/fish/...` land in the repo directly. `~/.config/fish/fish_variables` (universal variables, including the selected theme) is listed in `.chezmoiignore.tmpl` and stays local to each machine.
+`dot_config/fish` is a git submodule ([prdlk/fish](https://github.com/prdlk/fish)). Edit inside the submodule, commit there, then commit the updated pointer in the chezmoi repo. None of these files are templates. chezmoi runs in symlink mode, so each target is a symlink back into the source tree and edits to `~/.config/fish/...` land in the submodule directly. `~/.config/fish/fish_variables` (universal variables, including the selected theme) is listed in `.chezmoiignore.tmpl` and stays local to each machine. `~/.config/fish/conf.d/secrets.fish` is local-only: it is listed in `.chezmoiignore.tmpl` and in the fish repo's `.gitignore`, and never committed.
 
 ## Installation
 
@@ -218,7 +218,7 @@ The pickers run `tv --inline`, which opens on the line below the prompt and leav
 
 `omp-session` (<kbd>ctrl-a</kbd>) does its own `\033[A` when its `omp-sessions` picker is cancelled, so the binding only repaints.
 
-zsh and bash bind <kbd>ctrl-o</kbd>, <kbd>ctrl-e</kbd>, <kbd>ctrl-p</kbd>, <kbd>down</kbd>, and <kbd>ctrl-t</kbd> the same way ([bash and zsh](/shell/bash-zsh)). Inside television, <kbd>ctrl-e</kbd> runs the channel's `edit` action and <kbd>ctrl-h</kbd> its `goto_parent_dir` action (`television/config.toml`). The config and cables are on the [television](/tools/television) page.
+zsh and bash bind <kbd>ctrl-o</kbd>, <kbd>ctrl-e</kbd>, <kbd>ctrl-p</kbd>, <kbd>down</kbd>, and <kbd>ctrl-t</kbd> the same way ([bash and zsh](/shell/bash-zsh)). Inside television, <kbd>ctrl-e</kbd> runs the channel's `edit` action and <kbd>ctrl-h</kbd> its `goto_parent_dir` action (`~/.config/television/config.toml`). The config and cables are on the [television](/tools/television) page.
 
 :::note
 Under kitty, <kbd>ctrl-g</kbd> (lazygit overlay), <kbd>ctrl-y</kbd> (yazi split), and <kbd>ctrl-h/j/k/l</kbd> (split navigation) are mapped in `kitty.conf` and never reach fish. The fish binds for those keys only apply in other terminals. See [kitty](/terminal/kitty).