v0.11.5

What's Changed

• docs: add crates.io installation instructions by @bug-ops in #705
• ci: add automated crates.io publishing to release workflow by @bug-ops in #706
• fix: correct broken documentation links in README by @bug-ops in #707
• ci: add link checking with mdbook-linkcheck and lychee by @bug-ops in #708
• feat(zeph-tools): add declarative TOML-based output filter engine by @bug-ops in #734
• feat: add sub-agent orchestration with zero-trust permission model by @bug-ops in #735
• feat(zeph-tools): expand declarative filter coverage to 25 rules by @bug-ops in #736
• feat: sub-agent background execution, TUI panel, and CLI commands (M28-E/F/G) by @bug-ops in #737
• feat(tui): improve chat UX with cleaner visual design by @bug-ops in #738
• release: v0.11.5 by @bug-ops in #739

Full Changelog: v0.11.4...v0.11.5