diff --git a/base/lex/regexp.go b/base/lex/regexp.go
index 8aa7dc63..647f5e57 100644
--- a/base/lex/regexp.go
+++ b/base/lex/regexp.go
@@ -2,6 +2,7 @@ package lex
 
 const (
 	PATTERN = "pattern"
+	EXTREG  = "extreg"
 	REGEXP  = "regexp"
 	PREFIX  = "prefix"
 	SUFFIX  = "suffix"
diff --git a/core/code/autogen.go b/core/code/autogen.go
index e84e1cf8..a1efd86d 100644
--- a/core/code/autogen.go
+++ b/core/code/autogen.go
@@ -31,10 +31,10 @@ func _autogen_source(m *ice.Message, main, file string) {
 	m.Cmd(nfs.PUSH, main, lex.NL+ssh.SOURCE+lex.SP+strings.TrimPrefix(file, nfs.SRC)+lex.NL)
 }
 func _autogen_script(m *ice.Message, file string) {
-	m.Cmd(nfs.DEFS, file, nfs.Template(m, "demo.shy"))
+	m.Cmd(nfs.DEFS, file, nfs.Template(m, DEMO_SHY))
 }
 func _autogen_module(m *ice.Message, file string) {
-	m.Cmd(nfs.DEFS, file, nfs.Template(m, "demo.go"))
+	m.Cmd(nfs.DEFS, file, nfs.Template(m, DEMO_GO))
 }
 func _autogen_import(m *ice.Message, main string, ctx string, mod string) {
 	m.Cmd(nfs.DEFS, ice.ETC_MISS_SH, m.Cmdx(nfs.CAT, ice.ETC_MISS_SH))
@@ -52,26 +52,26 @@ func _autogen_import(m *ice.Message, main string, ctx string, mod string) {
 		}
 		if strings.HasPrefix(line, "import (") {
 			begin = true
-		} else if strings.HasPrefix(line, "import") {
+		} else if strings.HasPrefix(line, IMPORT) {
 			done, list = true, append(list, kit.Format(`import _ "%s/src/%s"`, mod, ctx))
 		}
 	})
 	m.Cmd(nfs.SAVE, main, kit.Join(list, lex.NL))
-	m.Cmd(cli.SYSTEM, "goimports", "-w", main)
+	GoImports(m, main)
 }
 func _autogen_version(m *ice.Message) string {
 	if mod := _autogen_mod(m, ice.GO_MOD); !nfs.Exists(m, ".git") {
-		m.Cmd(REPOS, "init", nfs.ORIGIN, strings.Split(kit.MergeURL2(kit.Select(m.Option(ice.MSG_USERWEB), ice.Info.Make.Remote), "/x/"+path.Base(mod)), mdb.QS)[0], mdb.NAME, path.Base(mod), nfs.PATH, nfs.PWD)
-		defer m.Cmd(REPOS, "add", kit.Dict(nfs.REPOS, path.Base(mod), nfs.FILE, ice.GO_MOD))
-		defer m.Cmd(REPOS, "add", kit.Dict(nfs.REPOS, path.Base(mod), nfs.FILE, nfs.SRC))
+		m.Cmd(REPOS, INIT, nfs.ORIGIN, strings.Split(kit.MergeURL2(kit.Select(m.Option(ice.MSG_USERWEB), ice.Info.Make.Remote), "/x/"+path.Base(mod)), mdb.QS)[0], mdb.NAME, path.Base(mod), nfs.PATH, nfs.PWD)
+		defer m.Cmd(REPOS, ADD, kit.Dict(nfs.REPOS, path.Base(mod), nfs.FILE, ice.GO_MOD))
+		defer m.Cmd(REPOS, ADD, kit.Dict(nfs.REPOS, path.Base(mod), nfs.FILE, nfs.SRC))
 	}
 	m.Cmd(nfs.DEFS, ".gitignore", nfs.Template(m, "gitignore"))
 	m.Cmd(nfs.DEFS, ice.SRC_BINPACK_GO, nfs.Template(m, ice.SRC_BINPACK_GO))
 	m.Cmd(nfs.SAVE, ice.SRC_VERSION_GO, kit.Format(nfs.Template(m, ice.SRC_VERSION_GO), _autogen_gits(m)))
-	m.Cmd(cli.SYSTEM, "gofmt", "-w", ice.SRC_VERSION_GO)
 	m.Cmdy(nfs.DIR, ice.SRC_BINPACK_GO)
 	m.Cmdy(nfs.DIR, ice.SRC_VERSION_GO)
 	m.Cmdy(nfs.DIR, ice.SRC_MAIN_GO)
+	GoFmt(m, ice.SRC_VERSION_GO)
 	return ice.SRC_VERSION_GO
 }
 func _autogen_gits(m *ice.Message, arg ...string) string {
@@ -82,16 +82,16 @@ func _autogen_gits(m *ice.Message, arg ...string) string {
 	return kit.Join(res, lex.NL)
 }
 func _autogen_git(m *ice.Message, arg ...string) ice.Map {
-	msg := m.Cmd("web.code.git.repos", "remote")
+	msg := m.Cmd(REPOS, REMOTE)
 	return kit.Dict(arg, aaa.USERNAME, ice.Info.Username, tcp.HOSTNAME, ice.Info.Hostname, nfs.PATH, kit.Path("")+nfs.PS, mdb.TIME, m.Time(),
-		GIT, m.Cmdx(cli.SYSTEM, GIT, VERSION), GO, m.Cmdx(cli.SYSTEM, GO, VERSION), nfs.MODULE, _autogen_mod(m, ice.GO_MOD),
+		GIT, GitVersion(m), GO, GoVersion(m), nfs.MODULE, _autogen_mod(m, ice.GO_MOD),
 		msg.AppendSimple("remote,branch,version,forword,author,email,hash,when,message"),
 		web.DOMAIN, strings.ReplaceAll(tcp.PublishLocalhost(m, m.Option(ice.MSG_USERWEB)), "%2F", nfs.PS),
 		cli.SYSTEM, ice.Info.System,
 	)
 }
 func _autogen_mod(m *ice.Message, file string) (mod string) {
-	host := kit.ParseURL(kit.Select(m.Option(ice.MSG_USERHOST), ice.Info.Make.Remote, m.Cmdx("web.code.git.repos", "remoteURL"))).Hostname()
+	host := kit.ParseURL(kit.Select(m.Option(ice.MSG_USERHOST), ice.Info.Make.Remote, m.Cmdx(REPOS, REMOTE_URL))).Hostname()
 	if host == "" {
 		host = path.Base(kit.Path(""))
 	} else {
@@ -104,14 +104,11 @@ func _autogen_mod(m *ice.Message, file string) (mod string) {
 	return
 }
 
-const (
-	VERSION = "version"
-)
 const AUTOGEN = "autogen"
 
 func init() {
 	Index.MergeCommands(ice.Commands{
-		AUTOGEN: {Name: "autogen path auto script module version", Help: "生成", Actions: ice.Actions{
+		AUTOGEN: {Name: "autogen path auto script module devpack webpack binpack version", Help: "生成", Actions: ice.Actions{
 			mdb.INPUTS: {Hand: func(m *ice.Message, arg ...string) {
 				switch arg[0] {
 				case cli.MAIN:
diff --git a/core/code/binpack.go b/core/code/binpack.go
index 2fc67d3f..37e6511e 100644
--- a/core/code/binpack.go
+++ b/core/code/binpack.go
@@ -9,7 +9,6 @@ import (
 	"strings"
 
 	ice "shylinux.com/x/icebergs"
-	"shylinux.com/x/icebergs/base/cli"
 	"shylinux.com/x/icebergs/base/lex"
 	"shylinux.com/x/icebergs/base/mdb"
 	"shylinux.com/x/icebergs/base/nfs"
@@ -34,7 +33,7 @@ func _binpack_file(m *ice.Message, w io.Writer, arg ...string) {
 	if f, e := nfs.OpenFile(m, arg[0]); !m.Warn(e, ice.ErrNotFound, arg[0]) {
 		defer f.Close()
 		if b, e := ioutil.ReadAll(f); !m.Warn(e, ice.ErrNotValid, arg[0]) {
-			kit.If(len(b) > 1<<20, func() { m.Warn("too larger %s %s", arg[0], len(b)) })
+			kit.If(len(b) > 1<<20, func() { m.Warn("too large %s %s", arg[0], len(b)) })
 			fmt.Fprintf(w, "        \"%s\": \"%s\",\n", kit.Select(arg[0], arg, 1), base64.StdEncoding.EncodeToString(b))
 		}
 	}
@@ -69,7 +68,7 @@ func _binpack_all(m *ice.Message) {
 	}
 	for _, k := range kit.SortedKey(list) {
 		v := kit.Select(k, list[k])
-		m.Cmd(nfs.DIR, nfs.PWD, nfs.PATH, kit.Dict(nfs.DIR_ROOT, v, nfs.DIR_REG, kit.ExtReg(kit.Split(mdb.Config(m, "extreg"))...))).Table(func(value ice.Maps) {
+		m.Cmd(nfs.DIR, nfs.PWD, nfs.PATH, kit.Dict(nfs.DIR_ROOT, v, nfs.DIR_REG, kit.ExtReg(kit.Split(mdb.Config(m, lex.EXTREG))...))).Table(func(value ice.Maps) {
 			if kit.HasPrefix(k, ice.USR_ICEBERGS) && !nfs.Exists(m, ice.USR_ICEBERGS) || m.Option(ice.MSG_USERPOD) != "" {
 				return
 			}
@@ -96,15 +95,13 @@ func init() {
 		BINPACK: {Name: "binpack path auto create insert", Help: "打包", Actions: ice.MergeActions(ice.Actions{
 			mdb.CREATE: {Hand: func(m *ice.Message, arg ...string) { _binpack_all(m) }},
 			mdb.INSERT: {Name: "insert path*", Hand: func(m *ice.Message, arg ...string) { mdb.HashCreate(m) }},
-		}, mdb.HashAction(mdb.SHORT, nfs.PATH, mdb.FIELD, "time,path", "extreg", "sh,shy,py,js,css,html,png,jpg"))},
+		}, mdb.HashAction(mdb.SHORT, nfs.PATH, mdb.FIELD, "time,path", lex.EXTREG, "sh,shy,py,js,css,html,png,jpg"))},
 	})
 }
 func GoCache(m *ice.Message) string {
 	return kit.GetValid(
-		func() string { return m.Cmdx(cli.SYSTEM, GO, "env", "GOMODCACHE") },
-		func() string {
-			return kit.Select(kit.HomePath("go")+nfs.PS, m.Cmdx(cli.SYSTEM, GO, "env", "GOPATH")) + "/pkg/mod/"
-		},
+		func() string { return GoEnv(m, GOMODCACHE) },
+		func() string { return kit.Select(kit.HomePath(GO)+nfs.PS, GoEnv(m, GOPATH)) + "/pkg/mod/" },
 		func() string { return ice.USR_REQUIRE },
 	)
 }
diff --git a/core/code/c.go b/core/code/c.go
index 51d435ac..b771d6cc 100644
--- a/core/code/c.go
+++ b/core/code/c.go
@@ -12,7 +12,7 @@ import (
 
 func _c_show(m *ice.Message, arg ...string) {
 	target := path.Join(ice.BIN, kit.TrimExt(arg[1], arg[0]))
-	if msg := m.Cmd(cli.SYSTEM, "gcc", "-o", target, path.Join(arg[2], arg[1])); cli.IsSuccess(msg) {
+	if msg := Gcc(m.Spawn(), target, path.Join(arg[2], arg[1])); cli.IsSuccess(msg) {
 		ProcessXterm(m, nfs.SH, target, path.Join(arg[2], arg[1]))
 	} else {
 		_vimer_make(m, arg[2], msg)
@@ -20,7 +20,7 @@ func _c_show(m *ice.Message, arg ...string) {
 }
 func _c_exec(m *ice.Message, arg ...string) {
 	target := path.Join(ice.BIN, kit.TrimExt(arg[1], arg[0]))
-	if msg := m.Cmd(cli.SYSTEM, "gcc", "-o", target, path.Join(arg[2], arg[1])); cli.IsSuccess(msg) {
+	if msg := Gcc(m.Spawn(), target, path.Join(arg[2], arg[1])); cli.IsSuccess(msg) {
 		m.Cmdy(cli.SYSTEM, target).StatusTime(nfs.PATH, target)
 	} else {
 		_vimer_make(m, arg[2], msg)
@@ -33,6 +33,10 @@ func _c_tags(m *ice.Message, cmd ...string) {
 	_inner_tags(m, m.Option(nfs.PATH), m.Option(mdb.NAME))
 }
 
+const (
+	CTAGS = "ctags"
+	GCC   = "gcc"
+)
 const H = "h"
 const C = "c"
 
@@ -41,11 +45,14 @@ func init() {
 		C: {Actions: ice.MergeActions(ice.Actions{
 			mdb.RENDER: {Hand: func(m *ice.Message, arg ...string) { _c_show(m, arg...) }},
 			mdb.ENGINE: {Hand: func(m *ice.Message, arg ...string) { _c_exec(m, arg...) }},
-			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, "demo.c")) }},
-			NAVIGATE:   {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, "ctags", "-a", "-R", nfs.PWD) }},
+			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, DEMO_C)) }},
+			NAVIGATE:   {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, CTAGS, "-a", "-R", nfs.PWD) }},
 		}, PlugAction())},
 		H: {Actions: ice.MergeActions(ice.Actions{
-			NAVIGATE: {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, "ctags", "-a", "-R", nfs.PWD) }},
+			NAVIGATE: {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, CTAGS, "-a", "-R", nfs.PWD) }},
 		}, PlugAction())},
 	})
 }
+func Gcc(m *ice.Message, target, source string) *ice.Message {
+	return m.Cmdy(cli.SYSTEM, GCC, "-o", target, source)
+}
diff --git a/core/code/code.go b/core/code/code.go
index 28b81aa2..3bc009d4 100644
--- a/core/code/code.go
+++ b/core/code/code.go
@@ -3,7 +3,6 @@ package code
 import (
 	ice "shylinux.com/x/icebergs"
 	"shylinux.com/x/icebergs/base/web"
-	"shylinux.com/x/icebergs/base/yac"
 	kit "shylinux.com/x/toolkits"
 )
 
@@ -13,16 +12,8 @@ var Index = &ice.Context{Name: CODE, Help: "编程中心"}
 
 func init() {
 	web.Index.Register(Index, &web.Frame{},
-		INSTALL, UPGRADE, WEBPACK, BINPACK, AUTOGEN, COMPILE, PUBLISH,
-		VIMER, INNER, XTERM, PPROF, BENCH,
-		C, SH, SHY, PY, GO, JS, CSS, HTML,
-		TEMPLATE, COMPLETE, NAVIGATE,
+		WEBPACK, BINPACK, AUTOGEN, COMPILE, PUBLISH, UPGRADE, INSTALL,
+		XTERM, INNER, VIMER, BENCH, PPROF,
 	)
 }
-func init() {
-	return
-	ice.Info.Stack[Prefix(Index.Register)] = func(m *ice.Message, key string, arg ...ice.Any) ice.Any {
-		return Index.Register(yac.TransContext(m, Prefix(), arg...), &web.Frame{})
-	}
-}
 func Prefix(arg ...ice.Any) string { return web.Prefix(CODE, kit.Keys(arg...)) }
diff --git a/core/code/code.shy b/core/code/code.shy
index 16360ec9..55b34aea 100644
--- a/core/code/code.shy
+++ b/core/code/code.shy
@@ -1,6 +1,5 @@
 code.go
 code.shy
-
 webpack.go
 binpack.go
 autogen.go
diff --git a/core/code/compile.go b/core/code/compile.go
index cb3965df..3738b5ca 100644
--- a/core/code/compile.go
+++ b/core/code/compile.go
@@ -37,7 +37,7 @@ func _compile_get(m *ice.Message, main string) {
 	block, list := false, []string{}
 	m.Cmd(lex.SPLIT, main, func(ls []string) {
 		switch ls[0] {
-		case "import":
+		case IMPORT:
 			if ls[1] == "(" {
 				block = true
 			} else {
@@ -58,16 +58,16 @@ func _compile_get(m *ice.Message, main string) {
 		} else if ls := kit.Slice(strings.Split(p, nfs.PS), 0, 3); _list[path.Join(ls...)] {
 			return
 		}
-		m.Cmd(cli.SYSTEM, GO, "get", p)
+		GoGet(m, p)
 	})
 }
 func _compile_mod(m *ice.Message) map[string]bool {
 	block, list := false, map[string]bool{}
 	m.Cmd(lex.SPLIT, ice.GO_MOD, func(ls []string) {
 		switch ls[0] {
-		case "module":
+		case MODULE:
 			list[ls[1]] = true
-		case "require":
+		case REQUIRE:
 			if ls[1] == "(" {
 				block = true
 			} else {
@@ -76,9 +76,7 @@ func _compile_mod(m *ice.Message) map[string]bool {
 		case ")":
 			block = false
 		default:
-			if block {
-				list[kit.Select("", ls, 0)] = true
-			}
+			kit.If(block, func() { list[kit.Select("", ls, 0)] = true })
 		}
 	})
 	return list
@@ -87,10 +85,6 @@ func _compile_mod(m *ice.Message) map[string]bool {
 const COMPILE = "compile"
 
 func init() {
-	const (
-		SERVICE = "service"
-		VERSION = "version"
-	)
 	Index.MergeCommands(ice.Commands{
 		COMPILE: {Name: "compile arch=amd64,386,arm,arm64,mipsle os=linux,darwin,windows src=src/main.go@key run binpack webpack devpack install", Icon: "go.png", Help: "编译", Actions: ice.MergeActions(ice.Actions{
 			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) { cli.IsAlpine(m, GO, "go git") }},
@@ -104,7 +98,7 @@ func init() {
 					m.Cmdy(nfs.DIR, ice.SRC, nfs.DIR_CLI_FIELDS, kit.Dict(nfs.DIR_REG, kit.ExtReg(GO)))
 				}
 			}},
-			BINPACK: {Help: "版本", Hand: func(m *ice.Message, arg ...string) { m.Cmdy(AUTOGEN, BINPACK) }},
+			BINPACK: {Help: "发布", Hand: func(m *ice.Message, arg ...string) { m.Cmdy(AUTOGEN, BINPACK) }},
 			WEBPACK: {Help: "打包", Hand: func(m *ice.Message, arg ...string) { m.Cmdy(AUTOGEN, WEBPACK) }},
 			DEVPACK: {Help: "开发", Hand: func(m *ice.Message, arg ...string) { m.Cmdy(AUTOGEN, DEVPACK) }},
 			INSTALL: {Name: "install service*='https://golang.google.cn/dl/' version*=1.13.5", Help: "安装", Hand: func(m *ice.Message, arg ...string) {
@@ -118,15 +112,15 @@ func init() {
 				})
 			}},
 			web.DREAM_ACTION: {Hand: func(m *ice.Message, arg ...string) { web.DreamProcess(m, []string{}, arg...) }},
-		}, ctx.ConfAction(cli.ENV, kit.Dict("GOPRIVATE", "shylinux.com,github.com", "GOPROXY", "https://goproxy.cn,direct", "CGO_ENABLED", "0"))), Hand: func(m *ice.Message, arg ...string) {
+		}, ctx.ConfAction(cli.ENV, kit.Dict(GOPRIVATE, "shylinux.com,github.com", GOPROXY, "https://goproxy.cn,direct", CGO_ENABLED, "0"))), Hand: func(m *ice.Message, arg ...string) {
 			defer web.ToastProcess(m)()
 			main, file, goos, arch := _compile_target(m, arg...)
 			env := kit.Simple(cli.PATH, cli.BinPath(), cli.HOME, kit.Select(kit.Path(""), kit.Env(cli.HOME)), mdb.Configv(m, cli.ENV), m.Optionv(cli.ENV), cli.GOOS, goos, cli.GOARCH, arch)
-			kit.If(runtime.GOOS == cli.WINDOWS, func() { env = append(env, "GOPATH", kit.HomePath(GO), "GOCACHE", kit.HomePath("go/go-build")) })
+			kit.If(runtime.GOOS == cli.WINDOWS, func() { env = append(env, GOPATH, kit.HomePath(GO), GOCACHE, kit.HomePath("go/go-build")) })
 			m.Options(cli.CMD_ENV, env).Cmd(AUTOGEN, VERSION)
 			_compile_get(m, main)
-			defer m.StatusTime(VERSION, strings.TrimPrefix(m.Cmdx(cli.SYSTEM, GO, VERSION), "go version"))
-			if msg := m.Cmd(cli.SYSTEM, GO, cli.BUILD, "-ldflags", "-w -s", "-o", file, main, ice.SRC_VERSION_GO, ice.SRC_BINPACK_GO); !cli.IsSuccess(msg) {
+			defer m.StatusTime(VERSION, strings.TrimPrefix(GoVersion(m), "go version"))
+			if msg := GoBuild(m.Spawn(), file, main, ice.SRC_VERSION_GO, ice.SRC_BINPACK_GO); !cli.IsSuccess(msg) {
 				m.Copy(msg)
 			} else {
 				m.Logs(nfs.SAVE, nfs.TARGET, file, nfs.SOURCE, main)
diff --git a/core/code/css.go b/core/code/css.go
index 5a112517..7958d022 100644
--- a/core/code/css.go
+++ b/core/code/css.go
@@ -71,7 +71,7 @@ func init() {
 			mdb.RENDER: {Hand: func(m *ice.Message, arg ...string) { _css_show(m, arg...) }},
 			mdb.ENGINE: {Hand: func(m *ice.Message, arg ...string) { _css_exec(m, arg...) }},
 			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) {
-				m.Echo(kit.Format(nfs.Template(m, "demo.css"), kit.Select(mdb.PLUGIN, ctx.GetFileCmd(kit.ExtChange(path.Join(arg[2], arg[1]), GO)))))
+				m.Echo(kit.Format(nfs.Template(m, DEMO_CSS), kit.Select(mdb.PLUGIN, ctx.GetFileCmd(kit.ExtChange(path.Join(arg[2], arg[1]), GO)))))
 			}},
 		}, PlugAction())},
 	})
diff --git a/core/code/go.go b/core/code/go.go
index 72981e94..2c40f667 100644
--- a/core/code/go.go
+++ b/core/code/go.go
@@ -31,19 +31,10 @@ func _go_trans(m *ice.Message, key string) string {
 	return key
 }
 func _go_complete(m *ice.Message, arg ...string) {
-	const (
-		PACKAGE = "package"
-		IMPORT  = "import"
-		CONST   = "const"
-		TYPE    = "type"
-		FUNC    = "func"
-		VAR     = "var"
-	)
 	if m.Option(mdb.TEXT) == "" {
 		m.Push(mdb.TEXT, PACKAGE, IMPORT, CONST, TYPE, FUNC, VAR)
 	} else if strings.HasSuffix(m.Option(mdb.TEXT), nfs.PT) {
-		msg := m.Cmd(cli.SYSTEM, GO, "doc", _go_trans(m, kit.Slice(kit.Split(m.Option(mdb.TEXT), "\t ."), -1)[0]))
-		for _, l := range strings.Split(kit.Select(msg.Result(), msg.Append(cli.CMD_OUT)), lex.NL) {
+		for _, l := range strings.Split(GoDoc(m, _go_trans(m, kit.Slice(kit.Split(m.Option(mdb.TEXT), "\t ."), -1)[0])), lex.NL) {
 			if ls := kit.Split(l, "\t *", "()"); len(ls) > 1 {
 				kit.Switch(ls[0], []string{CONST, TYPE, FUNC, VAR}, func() {
 					kit.If(ls[1] == "(", func() { m.Push(mdb.NAME, ls[5]) }, func() { m.Push(mdb.NAME, ls[1]) })
@@ -53,7 +44,7 @@ func _go_complete(m *ice.Message, arg ...string) {
 		}
 	} else {
 		m.Push(mdb.TEXT, "m", "msg", "code", "wiki", "chat", "team", "mall", "arg", "aaa", "cli", "ctx", "mdb", "nfs", "web", "ice", "kit")
-		for _, l := range strings.Split(m.Cmdx(cli.SYSTEM, GO, "list", "std"), lex.NL) {
+		for _, l := range strings.Split(GoStd(m), lex.NL) {
 			m.Push(mdb.TEXT, kit.Slice(kit.Split(l, nfs.PS), -1)[0])
 		}
 	}
@@ -68,10 +59,10 @@ func _go_navigate(m *ice.Message, arg ...string) {
 			}
 		}
 	}
-	_c_tags(m, "gotags", "-f", nfs.TAGS, "-R", nfs.PWD)
+	_c_tags(m, GOTAGS, "-f", nfs.TAGS, "-R", nfs.PWD)
 }
 func _go_show(m *ice.Message, arg ...string) {
-	if arg[1] == "main.go" {
+	if arg[1] == MAIN_GO {
 		ProcessXterm(m, "ish", "", arg[1])
 	} else if cmd := ctx.GetFileCmd(path.Join(arg[2], arg[1])); cmd != "" {
 		ctx.ProcessField(m, cmd, kit.Simple())
@@ -82,18 +73,12 @@ func _go_show(m *ice.Message, arg ...string) {
 	}
 }
 func _mod_show(m *ice.Message, file string) {
-	const (
-		MODULE  = "module"
-		REQUIRE = "require"
-		REPLACE = "replace"
-		VERSION = "version"
-	)
 	require, replace, block := ice.Maps{}, ice.Maps{}, ""
 	m.Cmd(nfs.CAT, file, func(ls []string, line string) {
 		switch {
 		case strings.HasPrefix(line, "//"):
 		case strings.HasPrefix(line, MODULE):
-			require[ls[1]], replace[ls[1]] = m.Cmdx(cli.SYSTEM, GIT, "describe", "--tags"), nfs.PWD
+			require[ls[1]], replace[ls[1]] = ice.Info.Make.Versions(), nfs.PWD
 		case strings.HasPrefix(line, REQUIRE+" ("):
 			block = REQUIRE
 		case strings.HasPrefix(line, REPLACE+" ("):
@@ -117,6 +102,39 @@ func _sum_show(m *ice.Message, file string) {
 	}).StatusTimeCount()
 }
 
+const (
+	PACKAGE = "package"
+	IMPORT  = "import"
+	CONST   = "const"
+	TYPE    = "type"
+	FUNC    = "func"
+	VAR     = "var"
+)
+const (
+	MODULE  = "module"
+	REQUIRE = "require"
+	REPLACE = "replace"
+	VERSION = "version"
+	SERVICE = "service"
+)
+const (
+	GOFMT     = "gofmt"
+	GOIMPORTS = "goimports"
+	GOTAGS    = "gotags"
+)
+const (
+	GOPRIVATE   = "GOPRIVATE"
+	GOPROXY     = "GOPROXY"
+	GOPATH      = "GOPATH"
+	GOCACHE     = "GOCACHE"
+	GOMODCACHE  = "GOMODCACHE"
+	CGO_ENABLED = "CGO_ENABLED"
+)
+const (
+	ENV = "env"
+	DOC = "doc"
+	GET = "get"
+)
 const SUM = "sum"
 const MOD = "mod"
 const GO = "go"
@@ -129,8 +147,8 @@ func init() {
 			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) {
 				m.Option(mdb.NAME, kit.TrimExt(path.Base(arg[1]), GO))
 				m.Option(mdb.ZONE, path.Base(path.Dir(path.Join(arg[2], arg[1]))))
-				m.Option(mdb.KEY, kit.Keys("web.code", m.Option(mdb.ZONE), m.Option(mdb.NAME)))
-				m.Echo(nfs.Template(m, "demo.go"))
+				m.Option(mdb.KEY, Prefix(m.Option(mdb.ZONE), m.Option(mdb.NAME)))
+				m.Echo(nfs.Template(m, DEMO_GO))
 			}},
 			COMPLETE: {Hand: func(m *ice.Message, arg ...string) { _go_complete(m, arg...) }},
 			NAVIGATE: {Hand: func(m *ice.Message, arg ...string) { _go_navigate(m, arg...) }},
@@ -138,8 +156,8 @@ func init() {
 				switch p := path.Join(m.Option(nfs.PATH), m.Option(nfs.FILE)); kit.Ext(m.Option(nfs.FILE)) {
 				case nfs.GO:
 					defer m.Cmdy(nfs.CAT, p)
-					m.Cmd(cli.SYSTEM, "gofmt", "-w", p)
-					m.Cmd(cli.SYSTEM, "goimports", "-w", p)
+					defer GoImports(m, p)
+					defer GoFmt(m, p)
 				}
 			}},
 		}, gdb.EventsAction(VIMER_SAVE), PlugAction())},
@@ -153,3 +171,16 @@ func init() {
 		}, PlugAction())},
 	})
 }
+func GoEnv(m *ice.Message, k string) string { return m.Cmdx(cli.SYSTEM, GO, ENV, k) }
+func GoDoc(m *ice.Message, k string) string {
+	msg := m.Cmd(cli.SYSTEM, GO, DOC, k)
+	return kit.Select(msg.Result(), msg.Append(cli.CMD_OUT))
+}
+func GoStd(m *ice.Message) string        { return m.Cmdx(cli.SYSTEM, GO, "list", "std") }
+func GoGet(m *ice.Message, p string)     { m.Cmd(cli.SYSTEM, GO, GET, p) }
+func GoFmt(m *ice.Message, p string)     { m.Cmd(cli.SYSTEM, GOFMT, "-w", p) }
+func GoImports(m *ice.Message, p string) { m.Cmd(cli.SYSTEM, GOIMPORTS, "-w", p) }
+func GoVersion(m *ice.Message) string    { return m.Cmdx(cli.SYSTEM, GO, VERSION) }
+func GoBuild(m *ice.Message, target string, arg ...string) *ice.Message {
+	return m.Cmdy(cli.SYSTEM, GO, cli.BUILD, "-ldflags", "-w -s", "-o", target, arg)
+}
diff --git a/core/code/html.go b/core/code/html.go
index fcab0e8e..3595c04a 100644
--- a/core/code/html.go
+++ b/core/code/html.go
@@ -23,7 +23,7 @@ func init() {
 				m.EchoIFrame(kit.MergeURL(require(arg[2], arg[1]), "_v", kit.Hashs(mdb.UNIQ)))
 			}},
 			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) {
-				m.Echo(nfs.Template(m, "demo.html"))
+				m.Echo(nfs.Template(m, DEMO_HTML))
 			}},
 		}, PlugAction())},
 	})
diff --git a/core/code/inner.go b/core/code/inner.go
index 55ce331e..c87128f8 100644
--- a/core/code/inner.go
+++ b/core/code/inner.go
@@ -158,7 +158,7 @@ func LoadPlug(m *ice.Message, lang ...string) {
 	}
 }
 func TagsList(m *ice.Message, cmds ...string) {
-	for _, l := range strings.Split(m.Cmdx(cli.SYSTEM, kit.Default(cmds, "ctags", "--excmd=number", "--sort=no", "-f", "-", path.Join(m.Option(nfs.PATH), m.Option(nfs.FILE)))), lex.NL) {
+	for _, l := range strings.Split(m.Cmdx(cli.SYSTEM, kit.Default(cmds, CTAGS, "--excmd=number", "--sort=no", "-f", "-", path.Join(m.Option(nfs.PATH), m.Option(nfs.FILE)))), lex.NL) {
 		if strings.HasPrefix(l, "!_") {
 			continue
 		}
diff --git a/core/code/js.go b/core/code/js.go
index 0b23d234..d2ef88f9 100644
--- a/core/code/js.go
+++ b/core/code/js.go
@@ -13,7 +13,7 @@ import (
 )
 
 func _js_show(m *ice.Message, arg ...string) {
-	if arg[1] == "main.js" {
+	if arg[1] == MAIN_JS {
 		ctx.ProcessField(m, web.CHAT_IFRAME, kit.Simple(web.UserHost(m)))
 	} else if arg[2] == ice.USR_VOLCANOS {
 		if strings.HasPrefix(arg[1], "plugin/local/") {
@@ -32,7 +32,7 @@ func init() {
 		JS: {Actions: ice.MergeActions(ice.Actions{
 			mdb.RENDER: {Hand: func(m *ice.Message, arg ...string) { _js_show(m, arg...) }},
 			mdb.ENGINE: {Hand: func(m *ice.Message, arg ...string) { _js_show(m, arg...) }},
-			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, "demo.js")) }},
+			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, DEMO_JS)) }},
 		}, PlugAction())},
 	})
 }
diff --git a/core/code/makefile.go b/core/code/makefile.go
index 0ac572c6..1a798cfc 100644
--- a/core/code/makefile.go
+++ b/core/code/makefile.go
@@ -19,7 +19,7 @@ func _makefile_xterm(m *ice.Message, arg ...string) {
 		if ls := kit.Simple(kit.UnMarshal(m.Option(ctx.ARGS))); len(ls) > 0 {
 			return ls
 		}
-		return []string{mdb.TYPE, "sh", nfs.PATH, kit.Select("", kit.Dir(arg[2], arg[1]), arg[2] != ice.SRC)}
+		return []string{mdb.TYPE, SH, nfs.PATH, kit.Select("", kit.Dir(arg[2], arg[1]), arg[2] != ice.SRC)}
 	}, arg...)
 }
 
diff --git a/core/code/publish.go b/core/code/publish.go
index e7dfd39f..3bac4bc5 100644
--- a/core/code/publish.go
+++ b/core/code/publish.go
@@ -47,9 +47,9 @@ func _publish_contexts(m *ice.Message, arg ...string) {
 			m.Option(web.DOMAIN, m.Cmd(web.SPIDE, ice.SHY).Append(web.CLIENT_ORIGIN))
 		case ice.CORE:
 			m.Option(web.DOMAIN, m.Cmd(web.SPIDE, ice.DEV).Append(web.CLIENT_ORIGIN))
-		case nfs.SOURCE, "dev":
+		case nfs.SOURCE, ice.DEV:
 			m.Options(nfs.SOURCE, ice.Info.Make.Remote)
-		case nfs.BINARY, "app":
+		case nfs.BINARY, ice.APP:
 		case "curl", "wget":
 		case "manual":
 			m.Options(nfs.BINARY, "ice.linux.amd64")
diff --git a/core/code/py.go b/core/code/py.go
index 6f5d414f..74aef20c 100644
--- a/core/code/py.go
+++ b/core/code/py.go
@@ -31,7 +31,7 @@ func init() {
 			}},
 			mdb.RENDER: {Hand: func(m *ice.Message, arg ...string) { ProcessXterm(m, PYTHON+" -i "+path.Join(arg[2], arg[1]), "") }},
 			mdb.ENGINE: {Hand: func(m *ice.Message, arg ...string) { _py_exec(m, path.Join(arg[2], arg[1])) }},
-			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, "demo.py")) }},
+			TEMPLATE:   {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, DEMO_PY)) }},
 		}, PlugAction())},
 	})
 }
diff --git a/core/code/repos.go b/core/code/repos.go
index b2c72201..028981ad 100644
--- a/core/code/repos.go
+++ b/core/code/repos.go
@@ -2,13 +2,18 @@ package code
 
 import (
 	ice "shylinux.com/x/icebergs"
+	"shylinux.com/x/icebergs/base/cli"
 	"shylinux.com/x/icebergs/base/mdb"
 	"shylinux.com/x/icebergs/base/nfs"
 	"shylinux.com/x/icebergs/base/web"
 )
 
 const (
-	GIT = "git"
+	GIT        = "git"
+	REMOTE     = "remote"
+	REMOTE_URL = "remoteURL"
+	INIT       = "init"
+	ADD        = "add"
 )
 const REPOS = nfs.REPOS
 
@@ -19,3 +24,4 @@ func init() {
 		}, Hand: func(m *ice.Message, arg ...string) { m.Cmdy(web.CODE_GIT_REPOS, arg) }},
 	})
 }
+func GitVersion(m *ice.Message) string { return m.Cmdx(cli.SYSTEM, GIT, VERSION) }
diff --git a/core/code/sh.go b/core/code/sh.go
index 5cb50e2a..1fd48dc9 100644
--- a/core/code/sh.go
+++ b/core/code/sh.go
@@ -41,8 +41,8 @@ func init() {
 				cmds, text := _sh_cmds(m, path.Join(arg[2], arg[1]))
 				m.Cmdy(cli.SYSTEM, cmds, "-c", text).Status(ssh.SHELL, strings.ReplaceAll(text, lex.NL, "; "))
 			}},
-			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, "demo.sh")) }},
-			NAVIGATE: {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, "ctags", "-a", "-R", nfs.PWD) }},
+			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) { m.Echo(nfs.Template(m, DEMO_SH)) }},
+			NAVIGATE: {Hand: func(m *ice.Message, arg ...string) { _c_tags(m, CTAGS, "-a", "-R", nfs.PWD) }},
 		}, PlugAction())},
 	})
 }
diff --git a/core/code/shy.go b/core/code/shy.go
index 24d316ea..662bf699 100644
--- a/core/code/shy.go
+++ b/core/code/shy.go
@@ -34,7 +34,7 @@ func init() {
 			}},
 			TEMPLATE: {Hand: func(m *ice.Message, arg ...string) {
 				m.Option(mdb.NAME, path.Base(path.Dir(path.Join(arg[2], arg[1]))))
-				m.Echo(nfs.Template(m, "demo.shy"))
+				m.Echo(nfs.Template(m, DEMO_SHY))
 			}},
 			COMPLETE: {Hand: func(m *ice.Message, arg ...string) { m.Cmdy(web.WIKI_WORD, COMPLETE, arg) }},
 		}, PlugAction()), Hand: func(m *ice.Message, arg ...string) {
diff --git a/core/code/vimer.go b/core/code/vimer.go
index 4d4f4e64..785dbd68 100644
--- a/core/code/vimer.go
+++ b/core/code/vimer.go
@@ -41,6 +41,17 @@ func _vimer_make(m *ice.Message, dir string, msg *ice.Message) {
 }
 
 const (
+	DEMO_C    = "demo.c"
+	DEMO_SH   = "demo.sh"
+	DEMO_SHY  = "demo.shy"
+	DEMO_PY   = "demo.py"
+	DEMO_GO   = "demo.go"
+	DEMO_JS   = "demo.js"
+	DEMO_CSS  = "demo.css"
+	DEMO_HTML = "demo.html"
+	MAIN_GO   = "main.go"
+	MAIN_JS   = "main.js"
+
 	VIMER_SAVE = "vimer.save"
 )
 const VIMER = "vimer"
@@ -138,7 +149,7 @@ func init() {
 				web.PushStream(m)
 				m.Cmd(cli.SYSTEM, "echo")
 				m.Cmd(cli.SYSTEM, "date")
-				m.Cmd(cli.SYSTEM, cli.MAKE, m.Option("target"), kit.Dict(cli.CMD_DIR, m.Option(nfs.PATH)))
+				m.Cmd(cli.SYSTEM, cli.MAKE, m.Option(nfs.TARGET), kit.Dict(cli.CMD_DIR, m.Option(nfs.PATH)))
 			}},
 			COMPILE: {Help: "编译", Hand: func(m *ice.Message, arg ...string) {
 				if m.Option(nfs.PATH) != "" && nfs.ExistsFile(m, path.Join(m.Option(nfs.PATH), ice.MAKEFILE)) {