Support min go version 1.18

- Update and remove old build tag format.
- Drop support for go versions before 1.18.

Related links:
urfave/cli#1667
gin-gonic/gin#3511

go.mod

@@ -16,4 +16,41 @@ require (
 	xorm.io/xorm v1.3.2
 )
 
-go 1.16
+go 1.18
+
+require (
+	github.com/bytedance/sonic v1.8.0 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.11.2 // indirect
+	github.com/goccy/go-json v0.10.0 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/jtolds/gls v4.20.0+incompatible // indirect
+	github.com/klauspost/cpuid/v2 v2.0.9 // indirect
+	github.com/leodido/go-urn v1.2.1 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
+	github.com/russross/blackfriday/v2 v2.1.0 // indirect
+	github.com/smartystreets/assertions v1.2.0 // indirect
+	github.com/syndtr/goleveldb v1.0.0 // indirect
+	github.com/tidwall/match v1.1.1 // indirect
+	github.com/tidwall/pretty v1.2.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.2.9 // indirect
+	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
+	golang.org/x/arch v0.0.0-20210923205945-b76863e36670 // indirect
+	golang.org/x/crypto v0.5.0 // indirect
+	golang.org/x/net v0.7.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	xorm.io/builder v0.3.11-0.20220531020008-1bd24a7dc978 // indirect
+)

main.go

@@ -1,5 +1,4 @@
-//go:build go1.16
-// +build go1.16
+//go:build go1.18
 
 // Copyright 2020 The Go-xn Authors. All rights reserved.
 // Use of this source code is governed by a Zlib license