Apex Notes 0.1.8

Changes

• Replaced the in-app launch screen logo and web favicon with the new purple mountain icon.
• Removed the stale graph-node SVG asset from the app UI.

Verification

• npm test
• cargo check --manifest-path src-tauri/Cargo.toml
• npm run build:web
• Playwright visual check against http://127.0.0.1:8765 confirmed .launchLogo and favicon use ./app-icon.png.
• APEX_NOTES_ALLOW_ADHOC=1 npm run package:mac
• Installed /Applications/Apex Notes.app, verified version 0.1.8, strict codesign, and opened it.