refactor: start scripts as patches files, LED driver install in steps

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Ss5gKj7XG5JPi27XwGBGTs

patches/README.md

@@ -16,3 +16,4 @@ read and reviewed on their own. `lib/*.sh` reads them with `patch_file
 | `steamify-os-release.sh`, `steamify-os-release.hook` | `lib/login-manager.sh` (SteamOS conversion) | What Steam's System settings show besides the OS name (which stays CachyOS's): `VERSION_ID=steamos-X.Y`, `VERSION_CODENAME=steam-machine`, `VARIANT`/`VARIANT_ID` Steamify with its version, in `/etc/os-release`; the pacman hook runs it again after cachyos-hooks (`fill SCRIPT=... VERSION=... STEAMOS=...`) |
 | `steamify-nvidia-initramfs.sh`, `steamify-nvidia-initramfs.hook` | `lib/nvidia.sh` (SteamOS conversion, NVIDIA fix) | The pacman hook (before the initramfs is built, after DKMS) and its script: the NVIDIA modules go into the initramfs only while every installed kernel has them, decided again at every kernel or driver change (`fill SCRIPT=...`) |
 | `cros-ec-cec-single-port.patch` | `lib/cec.sh` (HDMI-CEC) | Makes Valve's Steam Machine CEC driver find amdgpu's HDMI port |
+| `steamify-start.sh`, `steamify-app-start.sh` | `lib/wizard-shortcut.sh` (Steamify shortcut) | The two start scripts of the shortcut: "Steamify Terminal" runs the newest `steamify.sh` in Konsole, the app's launcher runs the newest `steamify-app.sh` (`fill URL=...`) |

patches/steamify-app-start.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+# Installed by Steamify CachyOS: start the newest release of its app.
+set -o pipefail
+if [[ "${1:-}" != --in-terminal ]] && ! python3 -c 'import PySide6.QtQml' 2>/dev/null; then
+    exec konsole -e "$0" --in-terminal
+fi
+if ! curl -fsSL --max-time 30 "@URL@" | bash; then
+    msg="Couldn't download or start Steamify. Are you connected to the internet?"
+    if [[ "${1:-}" == --in-terminal ]]; then echo; echo "$msg"; read -rp "Press Enter to close this window... " _
+    else kdialog --title Steamify --sorry "$msg" 2>/dev/null; fi
+    exit 1
+fi

patches/steamify-start.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Installed by Steamify CachyOS: run its newest release.
+# pipefail: a failed download must count as a failure, not an empty script.
+set -o pipefail
+if ! curl -fsSL --max-time 30 "@URL@" | bash; then
+    echo
+    echo "Couldn't download or run the wizard. Are you connected to the internet?"
+    echo
+    read -rp "Press Enter to close this window... " _
+    exit 1
+fi
+# Done: close the window after a countdown (Enter closes it right away).
+echo
+for (( i = 10; i > 0; i-- )); do
+    printf '\rClosing this window in %2d seconds (Enter to close now)... ' "$i"
+    read -rs -t 1 _ && break
+done
+echo