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_local/bin/executable_omarchy-toggle-layout

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# omarchy:summary=Toggle the workspace layout, and set every column to one width when it becomes scrolling
+# omarchy:args=[width]
+
+set -uo pipefail
+
+# Column width, as a fraction of the screen, applied to every column on the
+# workspace when it turns to scrolling.
+WIDTH="${1:-0.75}"
+
+hypr_dispatch() {
+  local lua="$1"
+  shift
+
+  hyprctl dispatch "$lua" >/dev/null 2>&1 || hyprctl dispatch "$@" >/dev/null
+}
+
+current_layout() {
+  hyprctl activeworkspace -j 2>/dev/null | jq -r '.tiledLayout // empty'
+}
+
+omarchy-hyprland-workspace-layout-toggle || exit 1
+
+# The toggle writes a workspace rule, so the new layout can take a moment to
+# show up. Read until it does, then act only on the scrolling case: dwindle
+# re-tiles on its own and needs no widths.
+for _ in {1..6}; do
+  case "$(current_layout)" in
+  scrolling)
+    MSG="colresize all $WIDTH"
+    hypr_dispatch "hl.dsp.layout(\"$MSG\")" layoutmsg "$MSG"
+    exit 0
+    ;;
+  dwindle)
+    exit 0
+    ;;
+  esac
+
+  sleep 0.05
+done