1.0.1

What's Changed

• docs: document composite action, PR comments, and cross-repo usage by @TheRealAgentK in #15
• docs: slim tooling docs, link to SDK (phase 2) by @TheRealAgentK in #16
• docs: add SDK cross-link to README by @TheRealAgentK in #17

Full Changelog: 1.0.0...1.0.1