修正依赖问题

vendor/github.com/jackc/pgx/v5/named_args.go

@@ -14,6 +14,9 @@ import (
 //
 //	conn.Query(ctx, "select * from widgets where foo = @foo and bar = @bar", pgx.NamedArgs{"foo": 1, "bar": 2})
 //	conn.Query(ctx, "select * from widgets where foo = $1 and bar = $2", 1, 2)
+//
+// Named placeholders are case sensitive and must start with a letter or underscore. Subsequent characters can be
+// letters, numbers, or underscores.
 type NamedArgs map[string]any
 
 // RewriteQuery implements the QueryRewriter interface.
@@ -80,7 +83,7 @@ func rawState(l *sqlLexer) stateFn {
 			return doubleQuoteState
 		case '@':
 			nextRune, _ := utf8.DecodeRuneInString(l.src[l.pos:])
-			if isLetter(nextRune) {
+			if isLetter(nextRune) || nextRune == '_' {
 				if l.pos-l.start > 0 {
 					l.parts = append(l.parts, l.src[l.start:l.pos-width])
 				}