chore: trigger rebuild for upstream eac11e0; correct README rebuild note

The workflow ignores README pushes, so the previous note was wrong.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_018jkHZhr7ZzHGGuE2bJQmGa

README.md

@@ -61,7 +61,7 @@ user unit wrapping `flatpak run`:
 ```ini
 # ~/.config/systemd/user/heiniremote-agent.service
 [Unit]
-Description=HeiniRemote agent (Flatpak)
+Description=PC-Heini Fernwartung (HeiniRemote Agent, Flatpak)
 After=graphical-session.target
 
 [Service]
@@ -100,3 +100,5 @@ StatusNotifier names for the tray icon.
 | `heiniremote-wrapper.sh` | Entry point: host-shell `$SHELL` override + config adoption. |
 | `host-shell.sh` | `flatpak-spawn --host` bridge for the PTY console. |
 | `de.pc_heini.HeiniRemoteAgent.*` | Desktop file, AppStream metainfo (version stamped by CI), icon. |
+
+Builds track the newest upstream `main` commit. To rebuild before the nightly check, push a change to a packaging file (README, docs, LICENSE and .gitignore are ignored by the workflow) or run the workflow manually via `workflow_dispatch`.

scripts/make-flatpak.sh

@@ -72,3 +72,5 @@ flatpak build-export --disable-sandbox repo build-dir "$BRANCH"
 flatpak build-update-repo repo --title="HeiniRemote Agent" --prune --prune-depth=1
 
 echo ">> done: ./repo"
+
+# Touched to trigger a rebuild against upstream eac11e0 (2026-09-21).