Changes since langchain==1.2.6
release: langchain 1.2.7 (#34854)
feat: dynamic tool registration via middleware (#34842)
fix(langchain): strip trailing whitespace from the summarization prompt (#34835)
fix(langchain): improve grammar in SummarizationMiddleware system prompt (#34834)
docs(langchain): nit (#34788)
chore(deps): bump the uv group across 5 directories with 5 updates (#34785)
chore(deps): bump the uv group across 8 directories with 6 updates (#34773)
chore(core, langchain): add version consistency check pre-commit hooks (#34782)