Merge pull request #2 from Cognitohazard/claude/review-codebase-practices-Ytynw

fix: harden input validation, error handling, and project configuration

Merge pull request #1 from Cognitohazard/claude/review-codebase-practices-McnHs

fix: codebase review — security, correctness, memory, and quality improvements

refactor: remove run_sync indirection, clean up architectural issues

test: update tests for registry-based tool dispatch

refactor: introduce decorator-based tool registry with Pydantic input models

feat: implement proper cancellation for sweep and montecarlo runners

docs: update README and example config for new schematic tools

feat: add schematic component placement and wiring tools

chore: update readme

chore: update gitignore

feat: add tool profiles (full/agentic) for context-aware tool exposure

docs: enhance ltspice and ngspice skills with wiki/manual research

chore: add ruff linter/formatter, fix all lint issues