docs: remove task management section from task command

docs: enhance code-reviewer agent and task command guidelines

refactor: simplify workflow by removing multi-agent system

chore: remove sequential-thinking MCP server

docs: simplify commit and task command instructions

feat: enhance code quality guidelines and settings

feat: add tool validation hook and modern CLI installation guide

docs: add guidelines against fallbacks and backwards compatibility

feat: streamline MCP server configuration

docs: update MCP server references to match actual configuration

feat: removed unused mcps

docs: add backwards compatibility guideline to planner agent

feat: enhance investigator agent with keyword-based file prioritization

feat: improve planner agent workflow with progressive plan updates

docs: add working directory and hook path troubleshooting for nested projects