Files
Magnus Hedemark 7f2842b358 feat: langchain v1.1.0 — research-validated deepening
Major deepening of the langchain expert skill based on source audit against
official LangChain docs (docs.langchain.com, reference.langchain.com).

Changes:
- Added references/validation-audit.md documenting all research findings
- Deepened references/agent-patterns.md from 74 to 200+ lines:
  create_react_agent full parameter table, @tool decorator with
  args_schema/parse_docstring, streaming events, multi-agent supervisor
- Deepened references/lcel-reference.md from 79 to 180+ lines:
  RunnablePassthrough.assign(), RunnableParallel dict shorthand,
  RunnableLambda, RunnableConfig, .with_fallbacks(), .configurable_fields()
- Deepened references/rag-strategies.md with advanced retrieval patterns
- Deepened references/production-deployment.md with LangSmith Datasets/
  Evaluation Runs/Prompt Hub
- Added new references/callbacks.md (BaseCallbackHandler, event table,
  agent auditing patterns, async callbacks)
- Deepened references/faq-and-troubleshooting.md with Pydantic v1/v2,
  streaming+tools, checkpoint serialization guidance

All API surface claims verified against official documentation.
v1.0.3 -> v1.1.0
2026-07-09 14:33:42 -04:00
..