chore: bump version to 1.6.2

fix: set model value when selecting embedding provider

chore: bump version to 1.6.1

fix: add expand/collapse indicators to preferences accordion headings

docs: add README version badge to release process

docs: update version badge to 1.6.0

docs: note macOS-only testing in README

chore: bump version to 1.6.0

fix: replace hard-coded colors with dark-mode-compatible values

fix: use system colors for Configuration Guide to support dark mode

chore: bump version to 1.5.2

docs: update README with compatibility note, complete tool list (36 tools)

docs: document release process in CLAUDE.md

chore: bump version to 1.5.1 to test release workflow

ci: add release workflow at repo root