chore(release): bundle webui into wheel and prep 0.2.0

chore: bump version to 0.1.5.post3 and update README news

- pyproject.toml + __init__.py: 0.1.5.post2 → 0.1.5.post3
- README: add daily news entries for 2026-04-22 through 2026-04-28

Made-with: Cursor

chore: bump version to 0.1.5.post2

chore: update version to 0.1.5.post1

chore: bump version to 0.1.5

chore: bump version to 0.1.4.post6

Release v0.1.4.post5

chore: bump version to 0.1.4.post4

release: v0.1.4.post3