diff --git a/base/mdb/hash.go b/base/mdb/hash.go
index e15519ae..c556318b 100644
--- a/base/mdb/hash.go
+++ b/base/mdb/hash.go
@@ -91,10 +91,14 @@ func _hash_prunes(m *ice.Message, prefix, chain string, arg ...string) {
 func _hash_export(m *ice.Message, prefix, chain, file string) {
 	defer Lock(m, prefix, chain)()
 	count := len(Confm(m, prefix, kit.Keys(chain, HASH)))
+	p := kit.Keys(file, JSON)
 	if count == 0 {
+		if s, e := os.Stat(p); e == nil && !s.IsDir() {
+			os.Remove(p)
+		}
 		return
 	}
-	f, p, e := miss.CreateFile(kit.Keys(file, JSON))
+	f, p, e := miss.CreateFile(p)
 	m.Assert(e)
 	defer f.Close()
 	defer m.Echo(p)
diff --git a/base/nfs/dir.go b/base/nfs/dir.go
index 00ee956e..45e6f098 100644
--- a/base/nfs/dir.go
+++ b/base/nfs/dir.go
@@ -118,7 +118,7 @@ func _dir_list(m *ice.Message, root string, dir string, level int, deep bool, di
 		}
 		if deep && isDir {
 			switch s.Name() {
-			case "node_modules", "pluged", "target", "trash":
+			case "node_modules", "pluged", "target", "trash", ice.VAR, ice.USR:
 				continue
 			}
 			_dir_list(m, root, pp, level+1, deep, dir_type, dir_reg, fields)
diff --git a/base/web/space.go b/base/web/space.go
index fcc981ed..32e0e8e8 100644
--- a/base/web/space.go
+++ b/base/web/space.go
@@ -171,6 +171,9 @@ const SPACE = "space"
 func init() {
 	Index.MergeCommands(ice.Commands{
 		SPACE: {Name: "space name cmds auto", Help: "空间站", Actions: ice.MergeActions(ice.Actions{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) {
+				aaa.White(m, "space", "main")
+			}},
 			tcp.DIAL: {Name: "dial dev=ops name", Hand: func(m *ice.Message, arg ...string) {
 				if strings.HasPrefix(m.Option(ice.DEV), HTTP) {
 					m.Cmd(SPIDE, mdb.CREATE, m.OptionSimple(ice.DEV))
diff --git a/core/chat/header.go b/core/chat/header.go
index c226eb0a..69cea82f 100644
--- a/core/chat/header.go
+++ b/core/chat/header.go
@@ -72,6 +72,7 @@ func init() {
 		web.P(HEADER): {Name: "/header", Help: "标题栏", Actions: ice.MergeActions(ice.Actions{
 			ice.CTX_INIT:   {Hand: func(m *ice.Message, arg ...string) { aaa.White(m, HEADER) }},
 			mdb.INPUTS:     {Hand: func(m *ice.Message, arg ...string) {}},
+			aaa.LOGIN:      {Hand: func(m *ice.Message, arg ...string) {}},
 			aaa.LOGOUT:     {Hand: aaa.SessLogout},
 			aaa.PASSWORD:   {Hand: _header_users},
 			aaa.USERNICK:   {Hand: _header_users},
diff --git a/core/chat/macos/desktop.css b/core/chat/macos/desktop.css
index f1f8c119..92af8f18 100644
--- a/core/chat/macos/desktop.css
+++ b/core/chat/macos/desktop.css
@@ -14,7 +14,8 @@ fieldset.macos.desktop>div.output>fieldset.macos.notifications>div.output>div.it
 fieldset.macos.desktop>div.output>fieldset.macos.notifications div.item div.title { margin-top:10px; width:132px; overflow:hidden; }
 fieldset.macos.desktop>div.output>fieldset.macos.notifications div.item div.time { font-size:12px; margin-top:10px; width:48px; }
 fieldset.macos.desktop>div.output>fieldset.macos.notifications div.item div.content { width:180px; }
-fieldset.macos.desktop>div.output>fieldset.macos.dock { border:#ffffff3d solid 1px; border-radius:20px; position:absolute; bottom:10px; z-index:11; transition:margin-left 0.3s; }
+fieldset.macos.desktop>div.output>fieldset.macos.dock { border:#ffffff3d solid 1px; border-radius:20px; position:absolute; bottom:10px; transition:margin-left 0.3s; }
+fieldset.macos.desktop.cmd>div.output>fieldset.macos.dock { z-index:11; }
 fieldset.macos.desktop>div.output>div.desktop { padding-top:25px; }
 fieldset.macos.desktop>div.output>div.desktop:not(.select) { display:none; }
 fieldset.macos.desktop>div.output>div.desktop>div.item { position:absolute; text-align:center; }
diff --git a/core/chat/macos/session.go b/core/chat/macos/session.go
index 168d2ebf..e30e9bda 100644
--- a/core/chat/macos/session.go
+++ b/core/chat/macos/session.go
@@ -9,7 +9,10 @@ const SESSION = "session"
 
 func init() {
 	Index.MergeCommands(ice.Commands{
-		SESSION: {Actions: ice.MergeActions(CmdHashAction(mdb.NAME), mdb.ImportantHashAction()), Hand: func(m *ice.Message, arg ...string) {
+		SESSION: {Actions: ice.MergeActions(ice.Actions{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) { mdb.HashImport(m) }},
+			ice.CTX_EXIT: {Hand: func(m *ice.Message, arg ...string) { mdb.HashExport(m) }},
+		}, CmdHashAction(mdb.NAME), mdb.ImportantHashAction()), Hand: func(m *ice.Message, arg ...string) {
 			if mdb.HashSelect(m, arg...); len(arg) > 0 {
 				m.EchoIFrame(m.MergePodCmd("", DESKTOP, SESSION, arg[0]))
 			}
diff --git a/core/chat/river.go b/core/chat/river.go
index 18277704..842941b9 100644
--- a/core/chat/river.go
+++ b/core/chat/river.go
@@ -3,6 +3,7 @@ package chat
 import (
 	ice "shylinux.com/x/icebergs"
 	"shylinux.com/x/icebergs/base/aaa"
+	"shylinux.com/x/icebergs/base/ctx"
 	"shylinux.com/x/icebergs/base/gdb"
 	"shylinux.com/x/icebergs/base/mdb"
 	"shylinux.com/x/icebergs/base/nfs"
@@ -39,10 +40,22 @@ const RIVER = "river"
 func init() {
 	Index.MergeCommands(ice.Commands{
 		web.P(RIVER): {Name: "/river", Help: "群组", Actions: ice.MergeActions(ice.Actions{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, arg ...string) { mdb.HashImport(m) }},
+			ice.CTX_EXIT: {Hand: func(m *ice.Message, arg ...string) { mdb.HashExport(m) }},
 			mdb.INPUTS: {Hand: func(m *ice.Message, arg ...string) {
 				switch arg[0] {
 				case nfs.TEMPLATE:
 					m.Cmdy(TEMPLATE).CutTo(RIVER, arg[0])
+				case web.SPACE:
+					m.Cmd(web.SPACE, func(value ice.Maps) {
+						kit.If(kit.IsIn(value[mdb.TYPE], web.WORKER), func() { m.Push(arg[0], value[mdb.NAME]) })
+					})
+				case ctx.INDEX:
+					if m.Option(web.SPACE) == "" {
+						m.Cmdy(ctx.COMMAND)
+					} else {
+						m.Cmdy(web.SPACE, m.Option(web.SPACE), ctx.COMMAND)
+					}
 				default:
 					mdb.HashInputs(m, arg)
 				}
diff --git a/core/chat/storm.go b/core/chat/storm.go
index 74d8abb6..bef0a2ce 100644
--- a/core/chat/storm.go
+++ b/core/chat/storm.go
@@ -27,6 +27,9 @@ func init() {
 			mdb.INSERT: {Name: "insert hash space index args style display", Hand: func(m *ice.Message, arg ...string) {
 				m.Cmdy(mdb.INSERT, RIVER, _storm_key(m), mdb.LIST, arg)
 			}},
+			mdb.DELETE: {Hand: func(m *ice.Message, arg ...string) {
+				m.Cmdy(mdb.MODIFY, RIVER, _storm_key(m), mdb.LIST, arg, "deleted", "true")
+			}},
 			mdb.MODIFY: {Hand: func(m *ice.Message, arg ...string) {
 				if len(arg) > 0 && arg[0] == mdb.ID {
 					m.Cmdy(mdb.MODIFY, RIVER, _storm_key(m), mdb.LIST, arg)
@@ -38,7 +41,7 @@ func init() {
 			if m.Option(ice.MSG_STORM) == "" {
 				m.Cmdy(mdb.SELECT, RIVER, _river_key(m), mdb.HASH, ice.OptionFields("time,hash,name,text,count"))
 			} else if len(arg) == 0 || kit.Int(arg[0]) > 0 {
-				m.Cmdy(mdb.SELECT, RIVER, _storm_key(m), mdb.LIST, mdb.ID, arg, ice.OptionFields("time,id,space,index,args,style,display")).SortInt(mdb.ID)
+				m.Cmdy(mdb.SELECT, RIVER, _storm_key(m), mdb.LIST, mdb.ID, arg, ice.OptionFields("time,id,space,index,args,style,display,deleted")).SortInt(mdb.ID)
 			} else if aaa.Right(m, arg) {
 				m.Push(ctx.INDEX, arg[0])
 			}
diff --git a/core/code/compile.go b/core/code/compile.go
index 5f03279e..af758bbf 100644
--- a/core/code/compile.go
+++ b/core/code/compile.go
@@ -52,7 +52,7 @@ func init() {
 				case SERVICE:
 					m.Push(arg[0], kit.MergeURL2(m.Cmd(web.SPIDE, ice.DEV).Append(web.CLIENT_ORIGIN), "/publish/"))
 				case VERSION:
-					m.Push(arg[0], "1.15.5", "1.17.3")
+					m.Push(arg[0], "1.13.5", "1.15.5", "1.17.3")
 				default:
 					m.Cmdy(nfs.DIR, ice.SRC, nfs.DIR_CLI_FIELDS, kit.Dict(nfs.DIR_REG, kit.ExtReg(GO)))
 				}
@@ -60,7 +60,7 @@ func init() {
 			BINPACK: {Help: "版本", 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*=1.15.5", Help: "安装", Hand: func(m *ice.Message, arg ...string) {
+			INSTALL: {Name: "install service*='https://golang.google.cn/dl/' version*=1.13.5", Help: "安装", Hand: func(m *ice.Message, arg ...string) {
 				m.Cmdy(INSTALL, web.DOWNLOAD, kit.Format("%s/go%s.%s-%s.%s", m.Option(SERVICE), m.Option(VERSION), runtime.GOOS, runtime.GOARCH, kit.Select("tar.gz", "zip", runtime.GOOS == cli.WINDOWS)), ice.USR_LOCAL)
 			}},
 			web.DREAM_TABLES: {Hand: func(m *ice.Message, arg ...string) {
diff --git a/core/code/xterm.go b/core/code/xterm.go
index 33d933a7..42d70b20 100644
--- a/core/code/xterm.go
+++ b/core/code/xterm.go
@@ -20,7 +20,7 @@ import (
 func _xterm_get(m *ice.Message, h string) xterm.XTerm {
 	h = kit.Select(m.Option(mdb.HASH), h)
 	m.Assert(h != "")
-	mdb.HashModify(m, mdb.TIME, m.Time(), cli.DAEMON, m.Option(ice.MSG_DAEMON))
+	mdb.HashModify(m, mdb.TIME, m.Time(), cli.DAEMON, kit.Keys(m.Option("__target"), m.Option(ice.MSG_DAEMON)))
 	return mdb.HashSelectTarget(m, h, func(value ice.Maps) ice.Any {
 		text := strings.Split(value[mdb.TEXT], lex.NL)
 		ls := kit.Split(strings.Split(kit.Select(ISH, value[mdb.TYPE]), " # ")[0])
diff --git a/core/team/plan.go b/core/team/plan.go
index 0e33bb27..33cabaeb 100644
--- a/core/team/plan.go
+++ b/core/team/plan.go
@@ -58,9 +58,6 @@ func init() {
 		PLAN: {Name: "plan scale=week,day,week,month,year,long begin_time@date list prev next", Help: "计划表", Actions: ice.MergeActions(ice.Actions{
 			mdb.INPUTS: {Hand: func(m *ice.Message, arg ...string) { m.Cmdy(TODO, mdb.INPUTS, arg) }},
 			mdb.PLUGIN: {Name: "plugin extra.index extra.args", Hand: func(m *ice.Message, arg ...string) { m.Cmdy(TASK, mdb.MODIFY, arg) }},
-			mdb.INSERT: {Name: "insert zone* type=once,step,week name* text begin_time@date close_time@date", Hand: func(m *ice.Message, arg ...string) {
-				m.Cmdy(TASK, mdb.INSERT, arg)
-			}},
 			mdb.SEARCH: {Hand: func(m *ice.Message, arg ...string) {
 				mdb.IsSearchForEach(m, arg, func() []string { return []string{web.LINK, m.CommandKey(), m.MergePodCmd("", "")} })
 			}},
diff --git a/core/team/task.go b/core/team/task.go
index bfb3862b..8fe1f9fc 100644
--- a/core/team/task.go
+++ b/core/team/task.go
@@ -76,7 +76,7 @@ func init() {
 					mdb.ZoneInputs(m, arg)
 				}
 			}},
-			mdb.INSERT: {Name: "insert zone type=once,step,week name text begin_time@date close_time@date", Hand: func(m *ice.Message, arg ...string) {
+			mdb.INSERT: {Name: "insert zone* type=once,step,week name* text begin_time@date close_time@date", Hand: func(m *ice.Message, arg ...string) {
 				mdb.ZoneInsert(m, arg[:2], BEGIN_TIME, m.Time(), STATUS, PREPARE, LEVEL, 3, SCORE, 3, arg[2:])
 			}},
 			mdb.MODIFY: {Hand: func(m *ice.Message, arg ...string) { _task_modify(m, arg[0], arg[1], arg[2:]...) }},
diff --git a/misc/git/repos.go b/misc/git/repos.go
index 2f8831c4..5632ae82 100644
--- a/misc/git/repos.go
+++ b/misc/git/repos.go
@@ -39,6 +39,9 @@ func _repos_recent(m *ice.Message, repos *git.Repository) (r *plumbing.Reference
 				break
 			}
 			ls := kit.Split(refer.Name().Short(), "v.")
+			if len(ls) < 2 {
+				continue
+			}
 			if n := kit.Int(ls[0])*1000000 + kit.Int(ls[1])*1000 + kit.Int(ls[2]); n > max {
 				max, r = n, refer
 			}
diff --git a/misc/git/service.go b/misc/git/service.go
index 443bffc6..bd0aca03 100644
--- a/misc/git/service.go
+++ b/misc/git/service.go
@@ -92,6 +92,9 @@ const (
 const SERVICE = "service"
 
 func init() {
+	web.Index.MergeCommands(ice.Commands{"/info/refs": {Actions: aaa.WhiteAction(), Hand: func(m *ice.Message, arg ...string) {
+		m.RenderRedirect(kit.MergeURL(ice.Info.Make.Remote+"/info/refs", m.OptionSimple(SERVICE)))
+	}}})
 	web.Index.MergeCommands(ice.Commands{"/x/": {Actions: aaa.WhiteAction(), Hand: func(m *ice.Message, arg ...string) {
 		if arg[0] == ice.LIST {
 			m.Cmd(Prefix(SERVICE), func(value ice.Maps) { m.Push(nfs.REPOS, web.MergeLink(m, "/x/"+kit.Keys(value[nfs.REPOS], GIT))) })
@@ -149,10 +152,7 @@ func init() {
 			}},
 			code.INNER: {Hand: func(m *ice.Message, arg ...string) { _repos_inner(m, _service_path, arg...) }},
 			web.DREAM_INPUTS: {Hand: func(m *ice.Message, arg ...string) {
-				switch arg[0] {
-				case REPOS:
-					mdb.HashSelect(m).Sort(REPOS).Cut("repos,branch,commit,time")
-				}
+				kit.If(arg[0] == REPOS, func() { mdb.HashSelect(m).Sort(REPOS).Cut("repos,branch,commit,time") })
 			}},
 		}, gdb.EventsAction(web.DREAM_INPUTS), mdb.HashAction(mdb.SHORT, REPOS, mdb.FIELD, "time,repos,branch,version,comment"), mdb.ClearOnExitHashAction()), Hand: func(m *ice.Message, arg ...string) {
 			if len(arg) == 0 {
diff --git a/misc/git/status.go b/misc/git/status.go
index 79ecc1d8..1e28b67a 100644
--- a/misc/git/status.go
+++ b/misc/git/status.go
@@ -133,6 +133,7 @@ func init() {
 				m.Cmd(nfs.DEFS, kit.HomePath(".gitconfig"), nfs.Template(m, "gitconfig", m.Option(aaa.USERNAME), m.Option(aaa.EMAIL)))
 				mdb.Config(m, aaa.USERNAME, m.Option(aaa.USERNAME))
 				mdb.Config(m, aaa.EMAIL, m.Option(aaa.EMAIL))
+				kit.If(m.Option(TOKEN), func() { m.Cmd(TOKEN, "set") })
 			}},
 			OAUTH: {Help: "授权", Hand: func(m *ice.Message, arg ...string) {
 				m.ProcessOpen(kit.MergeURL2(kit.Select(ice.Info.Make.Domain, _git_remote(m)), web.ChatCmdPath(Prefix(TOKEN), "gen"), tcp.HOST, m.Option(ice.MSG_USERWEB)))
diff --git a/misc/git/token.go b/misc/git/token.go
index 51b49950..94b05dfc 100644
--- a/misc/git/token.go
+++ b/misc/git/token.go
@@ -44,8 +44,8 @@ func init() {
 		}, mdb.HashAction(mdb.EXPIRE, mdb.MONTH, mdb.SHORT, aaa.USERNAME, mdb.FIELD, "time,username,token")), Hand: func(m *ice.Message, arg ...string) {
 			if mdb.HashSelect(m, arg...); len(arg) > 0 {
 				u := kit.ParseURL(m.Option(ice.MSG_USERWEB))
-				m.EchoScript(kit.Format("%s://%s:%s@%s", u.Scheme, m.Append(aaa.USERNAME), m.Append(TOKEN), u.Host))
-				m.EchoScript(kit.Format("echo '%s://%s:%s@%s' >>~/.git-credentials", u.Scheme, m.Append(aaa.USERNAME), m.Append(TOKEN), u.Host))
+				p := tcp.PublishLocalhost(m, kit.Format("%s://%s:%s@%s", u.Scheme, m.Append(aaa.USERNAME), m.Append(TOKEN), u.Host))
+				m.EchoScript(p).EchoScript(kit.Format("echo '%s' >>~/.git-credentials", p))
 			}
 		}},
 	})