feat(client): refresh brand to Heicode H logo + align macOS build script
- Replace logo source with new glassy gradient H (heicode-logo.jpg)
- Regen all icon sizes via scripts/rebuild-icons.py (PIL + ICO + ICNS):
32/64/128/128@2x/icon.png + Square{30,44,71,89,107,142,150,284,310}+StoreLogo
+ multi-res icon.ico + icon.icns
- Update public/app-icon.png to 1024×1024 derived
- Align cc-haha/desktop/scripts/build-macos-arm64.sh to Heicode branding:
APP_BUNDLE_NAME=HeiCode.app, APP_BUNDLE_ID=com.heicode.desktop,
DMG volume=Heicode, default DMG=Heicode_0.1.0_aarch64.dmg,
cleanup paths use heicode-desktop crate name (mirrors Cargo.toml rename)
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>