Bundle libsecret for systems without it

Co-Authored-By: Claude Opus 5.5 <[email protected]>

Packaging/BuildAppImage.sh

@@ -17,9 +17,17 @@ podman run --rm --security-opt label=disable -v "$PWD:/src" -w /src \
     quay.io/pypa/manylinux_2_28_x86_64 bash -euo pipefail -c '
     uv venv --quiet --allow-existing --managed-python --python 3.14 build/Container/venv
     uv pip install --quiet --python build/Container/venv -r requirements.txt pyinstaller
+    # The Flet window needs libsecret, which some systems lack: bundled as a
+    # fallback (RestoreLibraryPath.py uses only what the system lacks).
+    dnf -y -q install libsecret >/dev/null
+    mkdir -p build/FallbackLibs
+    for Library in libsecret-1.so.0 libgcrypt.so.20 libgpg-error.so.0; do cp -L /usr/lib64/$Library build/FallbackLibs/; done
+    # Each finds the others beside it, wherever they are put (a client lib folder).
+    patchelf --set-rpath "\$ORIGIN" build/FallbackLibs/libsecret-1.so.0 build/FallbackLibs/libgcrypt.so.20
     build/Container/venv/bin/pyinstaller --noconfirm --clean --log-level WARN \
         --onefile --windowed --name SaraSort --collect-data flet \
         --runtime-hook "$PWD/Packaging/RestoreLibraryPath.py" \
+        --add-data "$PWD/build/FallbackLibs:FallbackLibs" \
         --add-data "$PWD/assets:assets" \
         --distpath build/PyInstaller/dist --workpath build/PyInstaller/work --specpath build/PyInstaller \
         "$PWD/Main.py"'