feat(cli): simplify onboarding to 4 inputs with agent-structured ABOUTME.md

docs: add Obsidian integration section with Raw Data/ folder structure

feat(lint): add horizontal isolation and test import restrictions

refactor(mcp-server): rename _handle_gmail_tool to _handle_generic_tool

feat(tools): register Notion tools in MCP server

feat(tools): register scheduler tools in MCP server

feat(cli): clear console when starting new session

docs: improve setup instructions and clarify Pipedream requirements

docs(readme): add CLI installation and usage section

docs(readme): update with current features and architecture

feat(integrations): add Google Sheets and Linear with enhanced security

feat(agent): enhance system prompt with subagents, skills, and ingestion strategy

feat(cli): improve tool name display formatting

fix(pipedream): auto-prefix custom headers with x-pd-proxy- for forwarding

Merge Linear integration with GraphQL support