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fix(embedding): 动态追踪 VECTORDB_DIMENSION 解耦大模型默认维度 - #487
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修复背景
近期部分模型厂商(或特定中转端点)在未指定向量维度时,默认返回 1024 维度的 Embedding,导致本地向量库在初始化或检索时抛出
Expected 4096, got 1024的致命异常。核心改动
在
EmbeddingUtils.js发起/v1/embeddings请求时:process.env.VECTORDB_DIMENSION。requestBody中显式透传dimensions字段。