v0.3.0 — Examples, Starter Prompts, and Zero-Install Path

Major content additions making the framework usable end-to-end for non-engineers.

Added:

• example/ — Completed NeighborBoard fictional project showing what Level 1 and Level 2 documents look like when filled in
• runbooks/starter-prompts/ — Copy-paste Claude session starters for all four levels
• GLOSSARY.md — Plain-language definitions for every technical term
• runbooks/costs.md — Full cost breakdown for tools and hosting
• runbooks/FAQ.md — Answers to common questions from non-technical users
• 08-github-codespaces.md — Zero-install setup path (~15 minutes, browser only)
• 09-github-desktop.md — Visual git management without terminal commands
• Mermaid four-level framework diagram in README
• GitHub web editor guidance in fork-vs-clone

See CHANGELOG.md for the full list of additions.