Add self-contained release packaging for Linux, macOS, and Windows.

Resolve asset/progress paths for AppImage and .app bundles, and ship GitHub Actions builds on version tags.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/bundle-macos.sh

@@ -0,0 +1,169 @@
+#!/usr/bin/env bash
+# Build a self-contained macOS .app with GTK dylibs relocated into the bundle.
+# Requires: make, pkg-config, GTK4 (Homebrew), dylibbundler (brew install dylibbundler).
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$ROOT"
+
+ARCH="$(uname -m)"
+case "$ARCH" in
+  arm64|aarch64) ARCH_TAG=arm64 ;;
+  x86_64) ARCH_TAG=x86_64 ;;
+  *)
+    echo "Unsupported architecture: $ARCH" >&2
+    exit 1
+    ;;
+esac
+
+APP_NAME="Maturita.app"
+APP="$ROOT/dist/$APP_NAME"
+MACOS="$APP/Contents/MacOS"
+RES="$APP/Contents/Resources"
+FW="$APP/Contents/Frameworks"
+ICON_DST="assets/icons/hicolor/512x512/apps/maturita.png"
+OUT_ZIP="maturita-macos-${ARCH_TAG}.zip"
+
+if ! command -v dylibbundler >/dev/null 2>&1; then
+  echo "dylibbundler not found. Install with: brew install dylibbundler" >&2
+  exit 1
+fi
+
+echo "==> Building maturita"
+make -C "$ROOT" clean
+make -C "$ROOT"
+
+echo "==> Creating $APP_NAME"
+rm -rf "$APP"
+mkdir -p "$MACOS" "$RES/icons/hicolor/512x512/apps" "$RES/share" "$FW"
+
+cp -f "$ROOT/maturita" "$MACOS/maturita-bin"
+cp -f "$ROOT/style.css" "$RES/style.css"
+cp -f "$ROOT/$ICON_DST" "$RES/icons/hicolor/512x512/apps/maturita.png"
+cp -R "$ROOT/share/." "$RES/share/"
+
+# Bundle Homebrew / MacPorts GTK stack next to the binary.
+echo "==> Relocating dylibs with dylibbundler"
+dylibbundler -od -b \
+  -x "$MACOS/maturita-bin" \
+  -d "$FW" \
+  -p "@executable_path/../Frameworks"
+
+# Copy GLib / GTK runtime data (schemas, modules, icons themes used by GTK).
+copy_pkg_share() {
+  local prefix
+  prefix="$(pkg-config --variable=prefix "$1" 2>/dev/null || true)"
+  [[ -n "$prefix" && -d "$prefix/share" ]] || return 0
+  mkdir -p "$RES/share"
+  # Copy only the subtrees GTK needs at runtime.
+  for sub in glib-2.0 gtk-4.0 icons themes locale; do
+    if [[ -d "$prefix/share/$sub" ]]; then
+      rsync -a "$prefix/share/$sub" "$RES/share/" 2>/dev/null \
+        || cp -R "$prefix/share/$sub" "$RES/share/"
+    fi
+  done
+}
+
+copy_pkg_share gtk4
+copy_pkg_share glib-2.0
+
+# gdk-pixbuf loaders (PNG may be built-in; copy others for GIF/SVG/etc.).
+PIXBUF_DIR="$(pkg-config --variable=gdk_pixbuf_moduledir gdk-pixbuf-2.0 2>/dev/null || true)"
+LOADERS_DST="$RES/lib/gdk-pixbuf-2.0/2.10.0/loaders"
+if [[ -n "$PIXBUF_DIR" && -d "$PIXBUF_DIR" ]]; then
+  mkdir -p "$LOADERS_DST"
+  # Homebrew keeps loaders as relative symlinks into Cellar — dereference.
+  if command -v rsync >/dev/null 2>&1; then
+    rsync -aL "$PIXBUF_DIR"/ "$LOADERS_DST"/
+  else
+    cp -R -L "$PIXBUF_DIR"/. "$LOADERS_DST"/
+  fi
+  # Drop broken leftovers and relocate real loader modules.
+  find "$LOADERS_DST" -type l ! -exec test -e {} \; -delete 2>/dev/null || true
+  shopt -s nullglob
+  for loader in "$LOADERS_DST"/*; do
+    [[ -f "$loader" ]] || continue
+    dylibbundler -od -b -x "$loader" -d "$FW" -p "@executable_path/../Frameworks" || true
+  done
+  shopt -u nullglob
+  if command -v gdk-pixbuf-query-loaders >/dev/null 2>&1; then
+    export GDK_PIXBUF_MODULEDIR="$LOADERS_DST"
+    gdk-pixbuf-query-loaders > "$RES/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache" || true
+  fi
+fi
+
+# Compile GSettings schemas if glib-compile-schemas is available.
+if [[ -d "$RES/share/glib-2.0/schemas" ]] && command -v glib-compile-schemas >/dev/null 2>&1; then
+  glib-compile-schemas "$RES/share/glib-2.0/schemas" || true
+fi
+
+# Launcher sets GTK search paths then execs the real binary.
+cat > "$MACOS/maturita" <<'EOF'
+#!/bin/bash
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+export DYLD_LIBRARY_PATH="$ROOT/Frameworks${DYLD_LIBRARY_PATH:+:$DYLD_LIBRARY_PATH}"
+export XDG_DATA_DIRS="$ROOT/Resources/share${XDG_DATA_DIRS:+:$XDG_DATA_DIRS}"
+export GSETTINGS_SCHEMA_DIR="$ROOT/Resources/share/glib-2.0/schemas"
+export GDK_PIXBUF_MODULEDIR="$ROOT/Resources/lib/gdk-pixbuf-2.0/2.10.0/loaders"
+if [[ -f "$ROOT/Resources/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache" ]]; then
+  export GDK_PIXBUF_MODULE_FILE="$ROOT/Resources/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache"
+fi
+export GTK_DATA_PREFIX="$ROOT/Resources"
+export GTK_EXE_PREFIX="$ROOT"
+# Adwaita / hicolor icons for GTK widgets.
+export XDG_DATA_HOME="$ROOT/Resources"
+exec "$ROOT/MacOS/maturita-bin" "$@"
+EOF
+chmod +x "$MACOS/maturita"
+
+# Info.plist
+cat > "$APP/Contents/Info.plist" <<EOF
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN"
+  "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CFBundleName</key>
+  <string>maturita.c</string>
+  <key>CFBundleDisplayName</key>
+  <string>maturita.c</string>
+  <key>CFBundleIdentifier</key>
+  <string>org.maturita.Maturita</string>
+  <key>CFBundleVersion</key>
+  <string>${VERSION:-1.0}</string>
+  <key>CFBundleShortVersionString</key>
+  <string>${VERSION:-1.0}</string>
+  <key>CFBundleExecutable</key>
+  <string>maturita</string>
+  <key>CFBundlePackageType</key>
+  <string>APPL</string>
+  <key>CFBundleIconFile</key>
+  <string>AppIcon</string>
+  <key>LSMinimumSystemVersion</key>
+  <string>12.0</string>
+  <key>NSHighResolutionCapable</key>
+  <true/>
+</dict>
+</plist>
+EOF
+
+# Optional .icns from PNG if iconutil / sips available.
+if command -v sips >/dev/null 2>&1 && command -v iconutil >/dev/null 2>&1; then
+  ICONSET="$RES/AppIcon.iconset"
+  mkdir -p "$ICONSET"
+  for sz in 16 32 64 128 256 512; do
+    sips -z "$sz" "$sz" "$ROOT/$ICON_DST" --out "$ICONSET/icon_${sz}x${sz}.png" >/dev/null
+    sips -z $((sz * 2)) $((sz * 2)) "$ROOT/$ICON_DST" \
+      --out "$ICONSET/icon_${sz}x${sz}@2x.png" >/dev/null
+  done
+  iconutil -c icns -o "$RES/AppIcon.icns" "$ICONSET" && rm -rf "$ICONSET" || true
+fi
+
+echo "==> Zipping"
+rm -f "$ROOT/dist/$OUT_ZIP"
+(
+  cd "$ROOT/dist"
+  zip -qry "$OUT_ZIP" "$APP_NAME"
+)
+
+echo "Created dist/$OUT_ZIP"