Added a new sync that uses hash

Added a new sync that uses hash and sqlc for the queries. Added db
migration. Started adding a config file.

db/repository/song_list.sql.go

@@ -0,0 +1,68 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: song_list.sql
+
+package repository
+
+import (
+	"context"
+	"time"
+)
+
+const getSongList = `-- name: GetSongList :many
+SELECT match_date, match_id, song_no, game_name, song_name
+FROM song_list
+WHERE match_date = $1
+ORDER BY song_no DESC
+`
+
+func (q *Queries) GetSongList(ctx context.Context, matchDate time.Time) ([]SongList, error) {
+	rows, err := q.db.Query(ctx, getSongList, matchDate)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []SongList
+	for rows.Next() {
+		var i SongList
+		if err := rows.Scan(
+			&i.MatchDate,
+			&i.MatchID,
+			&i.SongNo,
+			&i.GameName,
+			&i.SongName,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const insertSongInList = `-- name: InsertSongInList :exec
+INSERT INTO song_list (match_date, match_id, song_no, game_name, song_name)
+VALUES ($1, $2, $3, $4, $5)
+`
+
+type InsertSongInListParams struct {
+	MatchDate time.Time `json:"match_date"`
+	MatchID   int32     `json:"match_id"`
+	SongNo    int32     `json:"song_no"`
+	GameName  *string   `json:"game_name"`
+	SongName  *string   `json:"song_name"`
+}
+
+func (q *Queries) InsertSongInList(ctx context.Context, arg InsertSongInListParams) error {
+	_, err := q.db.Exec(ctx, insertSongInList,
+		arg.MatchDate,
+		arg.MatchID,
+		arg.SongNo,
+		arg.GameName,
+		arg.SongName,
+	)
+	return err
+}