ci: install the optional deps the test suite needs (pillow, pyperclip)

The new test gate caught its first real problem: 'pip install -e .' omitted the
lazy-imported extras, so tests/test_core.py died on 'No module named PIL' rather
than a genuine failure. Install .[icons,clipboard] — the minimal set the suite
actually touches (pystray/sounddevice/pynput are not needed).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

release: v0.1.18 — full-bleed squircle icon + notarization guard enfo…

…rced

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

release: v0.1.17 — first properly signed + notarized macOS build

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

0.1.16: fix relearn UX — honest 'no fix' message, looser caps (6 word…

…s/64 chars), and a foolproof 'Remember the copied word' menu item

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Merge pull request #3 from AkuchiS/fix/windows-support

Windows support: GPU→CPU fallback, bundled selftest clip, UTF-8 stdout, pipx-first README (v0.1.15)

Merge pull request #2 from AkuchiS/fix/mac-inprocess-keytap

macOS app: in-process key tap + mic entitlement (working, signed) — v0.1.14

yap v0.1.5 — casing + relearn (no terminal), profiles, tray

yap v0.1.4 — app-profiles, cross-platform tray, crash fix

yap v0.1.3 — fix menu-bar SIGABRT (main-thread UI)

yap v0.1.2 — proper macOS icon, install fixes