cleanup: add doc and embedding type

This also removes unneeded stuff that came with go-template

Signed-off-by: Milos Gajdos <[email protected]>

Author: milosgajdos

doc.go

@@ -0,0 +1,3 @@
+// Package embedding provides an implementation for fetching
+// vector embeddings from various LLM providers.
+package embedding

embedding.go

@@ -0,0 +1,7 @@
+package embedding
+
+// Embedding is a vector embedding.
+type Embedding interface {
+	// Values returns vector embedding values.
+	Values() []float64
+}

go.mod

@@ -1,3 +1,3 @@
-module github.com/milosgajdos/go-repo-template
+module github.com/milosgajdos/go-embedding
 
 go 1.20