Document successful HDMI hardware validation for 0.2.1

README.md

@@ -8,6 +8,10 @@ DPMS toggle or polling timer.
 **Version 0.2.1.** The initial implementation and the review fixes are separate
 commits. See [the code review](docs/code-review.md) and [changelog](CHANGELOG.md).
 
+Physical HDMI input switching and recovery were confirmed working on
+2026-09-23 with Hyprland 0.56.2 (Lua configuration) and an iiyama PL3288UH on
+`HDMI-A-2`. See [validation results and remaining checks](docs/hardware-validation.md).
+
 ## Requirements
 
 A systemd-based Linux desktop with Hyprland, a local `seat0` Wayland session,
@@ -24,8 +28,10 @@ recovery. Hyprland must still expose the configured monitor over its IPC socket.
 
 ## Install from the package
 
-Download `hyprland-hdmi-revive-0.2.1.tar.gz` and `SHA256SUMS` from the
-[Gitea release](https://gitea.jr-it-services.de/johannes/hyprland-hdmi-revive/releases).
+Use `hyprland-hdmi-revive-0.2.1.tar.gz` and `SHA256SUMS` from a published
+[Gitea release](https://gitea.jr-it-services.de/johannes/hyprland-hdmi-revive/releases)
+or [build the bundle from source](#build-and-validate). A Git push alone does not
+publish installer bundles.
 Run as your desktop user, **without sudo**:
 
 ```bash
@@ -181,7 +187,9 @@ It creates a `.tar.gz` installer bundle, source ZIP, Base64 ZIP and `SHA256SUMS`
 be decoded on Windows with `certutil -decode <file.zip.b64> <file.zip>`.
 
 Tests mock loginctl, Hyprland IPC, udev, sudo and systemd. They never switch the
-real display. A hardware input-switch test after installation remains necessary.
+real display. Version 0.2.1 passed 30 behavioral tests and a physical input-switch
+test on the [documented setup](docs/hardware-validation.md). Test input switching
+after installation on other hardware as well.
 CI runs the shell checks and behavioral tests on a configured Gitea Actions runner.
 
 See [architecture](docs/architecture.md), [troubleshooting](docs/troubleshooting.md)