Initial import: chezmoi source for Omarchy (Hyprland)

Imported from prdlk/dotfiles master (efdd827), which supersedes the omarchy
branch (3031416). Drops the Umbriel, Noctalia, niri, CachyOS, macOS, and Blume
docs-site layers; docs/ is plain Markdown.

dot_config/bash/functions/yy.bash

@@ -0,0 +1,11 @@
+# yazi wrapper: cd to the directory yazi was left in on exit.
+yy() {
+    local tmp cwd
+    tmp=$(mktemp -t "yazi-cwd.XXXXXX")
+    command yazi "$@" --cwd-file="$tmp"
+    cwd=$(cat -- "$tmp" 2>/dev/null)
+    if [ -n "$cwd" ] && [ "$cwd" != "$PWD" ] && [ -d "$cwd" ]; then
+        builtin cd -- "$cwd"
+    fi
+    rm -f -- "$tmp"
+}