feat(): embedder implementation

src/template_project/adapters/embedding/minilm_embedder.py

@@ -0,0 +1,15 @@
+from typing import cast, override
+
+from sentence_transformers import SentenceTransformer
+
+from template_project.application.common.embedding import Embedder
+
+
+class MiniLMEmbedder(Embedder):
+    def __init__(self, model: SentenceTransformer) -> None:
+        self._model = model
+
+    @override
+    async def encode(self, text: str) -> list[float]:
+        embedding = self._model.encode(text)
+        return cast(list[float], embedding.tolist())

src/template_project/application/common/embedding.py

@@ -0,0 +1,8 @@
+from abc import abstractmethod
+from typing import Protocol
+
+
+class Embedder(Protocol):
+    @abstractmethod
+    async def encode(self, text: str) -> list[float]:
+        raise NotImplementedError