memory-mcp 0.6.0

MCP server for semantic memory — pure-Rust embeddings, vector search, git-backed storage
Documentation 
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mod candle;

use crate::error::MemoryError;

pub use self::candle::{CandleEmbeddingEngine, MODEL_ID};

/// Trait abstracting embedding backends so we can swap implementations
/// without changing calling code.
#[async_trait::async_trait]
pub trait EmbeddingBackend: Send + Sync {
    /// Embed a batch of texts, returning one vector per input.
    async fn embed(&self, texts: &[String]) -> Result<Vec<Vec<f32>>, MemoryError>;

    /// Convenience: embed a single text.
    async fn embed_one(&self, text: &str) -> Result<Vec<f32>, MemoryError> {
        let mut results = self.embed(&[text.to_string()]).await?;
        results
            .pop()
            .ok_or_else(|| MemoryError::Embedding("embedding returned no vectors".to_string()))
    }

    /// Number of dimensions produced by the model.
    fn dimensions(&self) -> usize;
}