chore(main): release v0.1.5

style: apply cargo fmt (Rust 1.94 stable) and normalize line endings to LF

feat(cli): agent-first CLI refactoring based on Google best practices

feat: squash merge auto-improve + fix clawhub publish version

fix(ci): use correct clawhub publish command instead of clawhub skill publish

feat: squash merge auto-improve incremental changes

chore(main): release v0.1.4

chore(cleanup): lint: fix clippy await_holding_lock warning in e2e_test

ci(skills): add ClawHub publish job to generate-skills workflow

feat: squash merge auto-improve branch into release/auto-improve

style: apply cargo fmt to all workspace crates

docs: enhance README with rich badges, hero section and bilingual sync

chore(main): release v0.1.3

fix: resolve all clippy needless_borrows and len_zero warnings

fix: resolve clippy warnings in email, nextcloud, twitter providers