v2.0: Add hooks, agents, skills, rules, and plugin structure

Major modernization to leverage latest Claude Code features:

Plugin Foundation:
- Add .claude-plugin/plugin.json manifest for distribution
- Add .claude/settings.json with permissions and hooks config

Hooks (automatic behaviors):
- SessionStart: Initialize vault environment variables
- PostToolUse: Auto-commit changes after Write/Edit operations

Custom Agents (4):
- note-organizer: Vault organization and link maintenance
- weekly-reviewer: Facilitate weekly review aligned with goals
- goal-aligner: Check daily/weekly alignment with long-term goals
- inbox-processor: GTD-style inbox processing

Skills (3):
- obsidian-vault-ops: Read/write vault files, manage wiki-links
- goal-tracking: Track progress across goal cascade
- daily-workflow: Morning/midday/evening routines

Modular Rules (3):
- markdown-standards: File naming, tags, frontmatter conventions
- productivity-workflow: Goal cascade, daily/weekly planning
- project-management: Project structure and status tracking

Other:
- Add statusline.sh for terminal vault stats display
- Add CLAUDE.local.md.template for personal overrides
- Update CLAUDE.md with new features documentation
- Update all docs with v2.0 features and upgrade guide

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -17,6 +17,8 @@
 # Claude Code
 .conductor/
 .claude/cache/
+.claude/settings.local.json
+CLAUDE.local.md
 
 # IDE
 .vscode/