docs: add Specter to the Ghostwright family showcase

Increase ghost logo sizes in header

Add animated SVG logos for Ghost OS and Shadow side by side in header

Add Shadow purple ghost alongside Ghost OS in header and Meet Shadow section

Add Shadow cross-promotion to README

Add CLAUDE.md developer guide

Bump version to 2.2.1

Merge pull request #13 from ghostwright/docs/recipe-schema-and-verify-flow

Document remaining wait conditions and wait_after target fallback

Address all review feedback on recipe schema docs

Document recipe JSON schema and add verify-before-save flow

Fix release binary: re-sign after copy in build script

Bump vision sidecar versions to 2.2.0

Merge pull request #10 from ghostwright/feature/self-learning-recipes

Add self-learning recipes (ghost_learn) for v2.2.0