v0.2.1

v0.2.1 — token-budget & title-truncation fixes (all fixes since v0.2.0; 24/24 tests green)

• fix: keep "major - minor" structure when width-truncating titles (the dash was being dropped entirely)
• fix: summary budget 1500→1000 chars, summarizer subagent maxTokens 4096→8192
• fix: shrink summary budget 3000→1500 chars to end token caps
• fix: width-cap titles by display width, meaning-first truncation
• fix: define major topic as the session GOAL, minor topic as the item under it
• fix: raise summarizer subagent maxTokens 2048→4096
• fix: structured output + larger token budget for summarizer subagent
• fix: wire configured targetWords/targetCjkCharacters into the summarizer prompt
• tweak: cap title at 10 CJK chars / 6 words
• tweak: shorter summary (6000→3000 chars, terse bullets)
• docs: sync README/AGENTS with the current implementation
• feat: full-session outline summary, title keeps current focus