feat: statements for tags added

modules/backend/queries.sql

@@ -27,6 +27,26 @@ VALUES (
     sqlc.narg('studio_desc')::text)
 RETURNING id, studio_name, illust_id, studio_desc;
 
+-- name: GetTitleTags :many
+SELECT 
+    tag_names
+FROM tags as g
+JOIN title_tags as t ON(t.tag_id = g.id)
+WHERE t.title_id = sqlc.arg('title_id')::bigint;
+
+-- name: InsertTitleTags :one
+INSERT INTO title_tags (title_id, tag_id)
+VALUES (
+    sqlc.arg('title_id')::bigint,
+    sqlc.arg('tag_id')::bigint)
+RETURNING title_id, tag_id;
+
+-- name: InsertTag :one
+INSERT INTO tags (tag_names)
+VALUES (
+    sqlc.arg('tag_names')::jsonb)
+RETURNING id, tag_names;
+
 -- -- name: ListUsers :many
 -- SELECT user_id, avatar_id, passhash, mail, nickname, disp_name, user_desc, creation_date
 -- FROM users