feat: add langchain v1.0 #5

Job	Run time
Code Quality Checks	14s
Integration Tests (file-formats)	28s
Integration Tests (smart-scraper)	29s
Unit Tests (Python 3.11)	50s
Unit Tests (Python 3.12)	32s
Unit Tests (Python 3.12)	30s
Unit Tests (Python 3.10)	27s
Unit Tests (Python 3.11)	25s
Performance Benchmarks	27s
Integration Tests (multi-graph)	32s
Unit Tests (Python 3.10)	57s
Unit Tests (Python 3.12)	1m 0s
Unit Tests (Python 3.11)	57s
Unit Tests (Python 3.10)	59s
Test Summary	2s
Test Coverage Report	14s
	9m 3s

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