Backport self-refining skill learning system from planview-pm-work

Add /reduce skill and AIPMOS skills audit cleanup

Merge pull request #1 from jhigh1594/cursor/onboard-one-question-at-a-time

Onboard: one-question-at-a-time flow; add continual-learning hook state

Add knowledge index, hypothesis tracking, and memory audit

Sync pm-os template: onboarding, deck tooling, workspace cleanup

Clean up .claude.bak, restore templatized config, update README

AIPMOS Phase 1+2: consolidation, routing, and skill migration

Sync Knowledge folder structure and hooks from AIPMOS

Sync coaching hooks framework and growth signals system from planview-pm-work

Sync AIPMOS system: new commands, skills library expansion, rules reorganization

Add dex-improve skill and /dex-improve command

Add comprehensive PM resources library

Add corporate PPTX template files for presentation generation

Refactor /onboard to focus on workspace setup first