UPDATE: Chatbot module

db/query/rag.sql

@@ -0,0 +1,24 @@
+-- name: CreateRagChunk :one
+INSERT INTO rag_chunks (
+    id, source_type, source_id, project_id, chunk_index, content, embedding
+) VALUES (
+    COALESCE(sqlc.narg('id')::uuid, uuidv7()), 
+    $1, $2, $3, $4, $5, $6
+)
+RETURNING *;
+
+-- name: SearchRagChunks :many
+SELECT 
+    id, source_type, source_id, project_id, chunk_index, content,
+    (1 - (embedding <=> sqlc.arg('embedding')))::float8 AS similarity
+FROM rag_chunks
+WHERE 1=1
+  AND (sqlc.narg('project_id')::uuid IS NULL OR project_id = sqlc.narg('project_id')::uuid)
+  AND (sqlc.narg('source_type')::varchar IS NULL OR source_type = sqlc.narg('source_type')::varchar)
+  AND (1 - (embedding <=> sqlc.arg('embedding')))::float8 >= sqlc.arg('match_threshold')::float8
+ORDER BY embedding <=> sqlc.arg('embedding')
+LIMIT sqlc.arg('match_count');
+
+-- name: DeleteRagChunksBySourceIDs :exec
+DELETE FROM rag_chunks
+WHERE source_type = $1 AND source_id = ANY($2::uuid[]);