Replace sheet reading with a fingering editor.

Drag Baroque charts onto a line, reorder them, set a duration, or remove a note. The AppImage no longer packages oemer, ONNX, or the models. Version 0.2.0.

Co-authored-by: catpersonisme <catpersonisme@gmail.com>

scripts/build-appimage.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# One-command AppImage build. Needs network the first time (Python, models, Electron).
+# One-command AppImage of the fingering editor. No Python, oemer, or ONNX models.
 set -euo pipefail
 cd "$(dirname "$0")/.."
 ROOT="$(pwd)"
@@ -7,113 +7,17 @@ ROOT="$(pwd)"
 echo "== Install Node packages =="
 npm install
 
-mkdir -p "$ROOT/build/cache"
-TARBALL="$ROOT/build/cache/cpython.tar.gz"
-URL="https://github.com/astral-sh/python-build-standalone/releases/download/20261003/cpython-3.12.15%2B20261003-x86_64-unknown-linux-gnu-install_only.tar.gz"
-
-PY="$ROOT/build/python/bin/python3"
-if ! "$PY" -c "import oemer.ete, onnxruntime" >/dev/null 2>&1; then
-  echo "== Download a relocatable Python and oemer =="
-  if [[ ! -f "$TARBALL" ]]; then
-    curl -fL --retry 3 -o "$TARBALL" "$URL"
-  fi
-  rm -rf "$ROOT/build/python"
-  tar -xzf "$TARBALL" -C "$ROOT/build"
-  "$PY" -m pip install --upgrade pip
-  "$PY" -m pip install \
-    "opencv-python-headless>=4.10,<5" \
-    "onnxruntime>=1.20" \
-    numpy scipy scikit-learn pillow matplotlib typing_extensions
-  "$PY" -m pip install --no-deps oemer
-fi
-
-SITE="$("$PY" -c "import oemer, pathlib; print(pathlib.Path(oemer.__file__).parent)")"
-mkdir -p "$SITE/checkpoints/unet_big" "$SITE/checkpoints/seg_net"
-if [[ ! -f "$SITE/checkpoints/unet_big/model.onnx" ]]; then
-  curl -fL --retry 3 -o "$SITE/checkpoints/unet_big/model.onnx" \
-    "https://github.com/BreezeWhite/oemer/releases/download/checkpoints/1st_model.onnx"
-fi
-if [[ ! -f "$SITE/checkpoints/seg_net/model.onnx" ]]; then
-  curl -fL --retry 3 -o "$SITE/checkpoints/seg_net/model.onnx" \
-    "https://github.com/BreezeWhite/oemer/releases/download/checkpoints/2nd_model.onnx"
-fi
-
-echo "== Rewrite U-Net ConvTranspose pads =="
-# oemer 0.1.8's unet has ConvTranspose pads [0, 0, -1, -1]. ONNX Runtime
-# 1.30+ rejects those. The rewrite keeps the same output size. onnx itself
-# is not packaged.
-if ! "$PY" -m pip --version >/dev/null 2>&1; then
-  if [[ ! -f "$TARBALL" ]]; then
-    echo "pip was removed and the Python tarball is missing, so the U-Net cannot be rewritten." >&2
-    exit 1
-  fi
-  PIP_RESTORE="$ROOT/build/cache/pip-restore"
-  rm -rf "$PIP_RESTORE"
-  mkdir -p "$PIP_RESTORE"
-  tar -xzf "$TARBALL" -C "$PIP_RESTORE" --wildcards \
-    'python/lib/python3.12/site-packages/pip' \
-    'python/lib/python3.12/site-packages/pip-*.dist-info'
-  rm -rf "$ROOT/build/python/lib/python3.12/site-packages/pip" \
-    "$ROOT/build/python/lib/python3.12/site-packages/pip-"*.dist-info
-  cp -a "$PIP_RESTORE/python/lib/python3.12/site-packages/pip" \
-    "$ROOT/build/python/lib/python3.12/site-packages/"
-  cp -a "$PIP_RESTORE"/python/lib/python3.12/site-packages/pip-*.dist-info \
-    "$ROOT/build/python/lib/python3.12/site-packages/"
-  rm -rf "$PIP_RESTORE"
-fi
-PATCH_PY="$ROOT/build/cache/onnx-patch"
-rm -rf "$PATCH_PY"
-"$PY" -m pip install --disable-pip-version-check --target "$PATCH_PY" 'onnx>=1.16,<2'
-PYTHONPATH="$PATCH_PY${PYTHONPATH:+:$PYTHONPATH}" \
-  "$PY" "$ROOT/scripts/patch_oemer_unet.py" \
-  "$SITE/checkpoints/unet_big/model.onnx"
-rm -rf "$PATCH_PY"
-
-MPLBACKEND=Agg "$PY" -c "import oemer.ete, cv2; from cv2.typing import RotatedRect; print('oemer', cv2.__version__)"
-
-echo "== Trim the Python prefix =="
-rm -rf \
-  "$ROOT/build/python/lib/python3.12/test" \
-  "$ROOT/build/python/lib/python3.12/ensurepip" \
-  "$ROOT/build/python/lib/python3.12/idlelib" \
-  "$ROOT/build/python/lib/python3.12/turtledemo" \
-  "$ROOT/build/python/lib/python3.12/site-packages/pip" \
-  "$ROOT/build/python/lib/python3.12/site-packages/pip-"*.dist-info \
-  "$ROOT/build/python/lib/tcl9.0" \
-  "$ROOT/build/python/lib/tcl9" \
-  "$ROOT/build/python/lib/tk9.0" \
-  "$ROOT/build/python/lib/itcl4.3.8" \
-  "$ROOT/build/python/lib/libtcl9tk9.0.so" \
-  "$ROOT/build/python/lib/libtcl9.0.so" \
-  "$SITE/checkpoints/unet_big/weights.h5" \
-  "$SITE/checkpoints/seg_net/weights.h5" || true
-find "$ROOT/build/python" -type d -name __pycache__ -prune -exec rm -rf {} + || true
-find "$ROOT/build/python" -type d -name tests -path '*/site-packages/*' -prune -exec rm -rf {} + || true
-find "$ROOT/build/python" -name '*.a' -delete || true
-# Leave the CPython binary and libpython intact. Stripping those breaks the interpreter.
-find "$ROOT/build/python/lib/python3.12/site-packages" -type f -name '*.so' \
-  -exec strip --strip-unneeded {} + || true
-
 if [[ ! -f "$ROOT/electron/icon.png" ]]; then
-  "$PY" - <<'PY'
-from PIL import Image, ImageDraw
-image = Image.new("RGB", (512, 512), "#f3ecdf")
-draw = ImageDraw.Draw(image)
-draw.rounded_rectangle((206, 36, 306, 470), radius=48, fill="#e4cfae", outline="#6a4328", width=8)
-draw.ellipse((156, 92, 214, 150), outline="#6a4328", width=6)
-for y in (160, 210, 260, 330, 390, 450):
-    draw.ellipse((228, y, 284, y + 48), fill="#1c3830")
-image.save("electron/icon.png")
-PY
+  echo "electron/icon.png is missing." >&2
+  exit 1
 fi
 
 echo "== Build the Next.js server =="
 npm run build
-rm -rf .next/standalone/public .next/standalone/.next/static .next/standalone/scripts
+rm -rf .next/standalone/public .next/standalone/.next/static
 mkdir -p .next/standalone/.next
 cp -a public .next/standalone/public
 cp -a .next/static .next/standalone/.next/static
-cp -a scripts .next/standalone/scripts
 
 echo "== Package the AppImage =="
 export CSC_IDENTITY_AUTO_DISCOVERY=false