Import initial Hyprland HDMI recovery implementation

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented here.
+
+## 0.1.0 - 2026-09-23
+
+### Added
+
+- DRM `HOTPLUG=1` event watcher using `udevadm monitor`.
+- Dynamic detection of the active Wayland session and its VT via `loginctl`.
+- VT-based HDMI recovery using `chvt`.
+- Hyprland DPMS and monitor-focus refresh before and after the VT switch.
+- Debounce protection for duplicate DRM events.
+- `flock` protection against overlapping recovery executions.
+- systemd user service.
+- Installation and uninstall scripts.
+- Configurable monitor name and timing values.
+- Restricted sudoers examples.
+- Boot-safety guard to avoid switching away from the display manager before login.