diff --git a/docker/docker.nu b/docker/docker.nu
index 75a98ce..0af7267 100644
--- a/docker/docker.nu
+++ b/docker/docker.nu
@@ -1,3 +1,8 @@
+export def has [name] {
+    $name in ($in | columns) and (not ($in | get $name | is-empty))
+}
+
+
 alias docker = podman
 
 export def dp [] {
@@ -42,8 +47,9 @@ def "nu-complete docker images" [] {
     | each {|x| $"($x.REPOSITORY):($x.TAG)"}
 }
 
-export def dl [ctn: string@"nu-complete docker container"] {
-    docker logs -f $ctn
+export def dl [ctn: string@"nu-complete docker container" -n: int = 100] {
+    let n = if $n == 0 { [] } else { [--tail $n] }
+    docker logs -f $n $ctn
 }
 
 export def da [
@@ -57,9 +63,31 @@ export def da [
     }
 }
 
+def "nu-complete docker cp" [cmd: string, offset: int] {
+    let argv = ($cmd | str substring [0 $offset] | split row ' ')
+    let p = if ($argv | length) > 2 { $argv | get 2 } else { $argv | get 1 }
+    let ctn = (
+        docker ps
+        | from ssv -a
+        | each {|x| {description: $x.'CONTAINER ID' value: $"($x.NAMES):" }}
+    )
+    let n = ($p | split row ':')
+    if $"($n | get 0):" in ($ctn | get value) {
+        docker exec ($n | get 0) sh -c $"ls -dp ($n | get 1)*"
+        | lines
+        | each {|x| $"($n | get 0):($x)"}
+    } else {
+        let files = do -i {
+            ls -a $"($p)*"
+            | each {|x| if $x.type == dir { $"($x.name)/"} else { $x.name }}
+        }
+        $files | append $ctn
+    }
+}
+
 export def dcp [
-    lhs: string@"nu-complete docker container",
-    rhs: string@"nu-complete docker container"
+    lhs: string@"nu-complete docker cp",
+    rhs: string@"nu-complete docker cp"
 ] {
     docker cp $lhs $rhs
 }
@@ -252,14 +280,14 @@ def "nu-complete registry list" [cmd: string, offset: int] {
     let reg = do -i { $cmd | get 3 }
     let tag = do -i { $cmd | get 4 }
     if ($reg|is-empty) {
-        if (do -i { $env.REGISTRY_TOKEN } | is-empty) {
-            fetch $"($url)/v2/_catalog"
-        } else {
+        if ($env | has 'REGISTRY_TOKEN') {
             fetch -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/_catalog"
+        } else {
+            fetch $"($url)/v2/_catalog"
         }
         | get repositories
     } else if ($tag|is-empty) {
-        if (do -i { $env.REGISTRY_TOKEN } | is-empty) {
+        if ($env | has 'REGISTRY_TOKEN') {
             fetch $"($url)/v2/($reg)/tags/list"
         } else {
             fetch -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/($reg)/tags/list"
@@ -273,10 +301,10 @@ export def "registry list" [
     url: string
     reg: string@"nu-complete registry list"
 ] {
-    if (do -i { $env.REGISTRY_TOKEN } | is-empty) {
-        fetch $"($url)/v2/($reg)/tags/list"
-    } else {
+    if ('REGISTRY_TOKEN' in (env).name) {
         fetch -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/($reg)/tags/list"
+    } else {
+        fetch $"($url)/v2/($reg)/tags/list"
     }
     | get tags
 }
diff --git a/git/git.nu b/git/git.nu
index 6b6a947..51471e0 100644
--- a/git/git.nu
+++ b/git/git.nu
@@ -154,7 +154,7 @@ export alias gcb = ^git checkout -b
 export alias gcf = git config --list
 export alias gcl = git clone --recurse-submodules
 export alias gclean = git clean -id
-# export alias gpristine = git reset --hard && git clean -dffx
+# export alias gpristine = git reset --hard and git clean -dffx
 export alias gcm = git checkout (git_main_branch)
 export alias gcd = git checkout develop
 export alias gcmsg = git commit -m
@@ -195,7 +195,7 @@ export alias grs = git restore
 export alias grset = git remote set-url
 export alias grss = git restore --source
 export alias grst = git restore --staged
-export alias grt = cd "$(git rev-parse --show-toplevel || echo .)"
+export alias grt = cd "$(git rev-parse --show-toplevel or echo .)"
 # export alias gru = git reset --
 export alias grup = git remote update
 export alias grv = git remote -v
diff --git a/kubernetes/kubernetes.nu b/kubernetes/kubernetes.nu
index a151e0e..609f018 100644
--- a/kubernetes/kubernetes.nu
+++ b/kubernetes/kubernetes.nu
@@ -1,35 +1,25 @@
-export def 'filter index' [...idx] {
-    reduce -f [] -n {|it, acc|
-        if $it.index not-in ($idx|flatten) {
-            $acc.item | append $it.item
-        } else {
-            $acc.item
-        }
-    }
-}
-
 export def "parse cmd" [] {
-    $in
-    | split row ' '
-    | reduce -f { args: [], sw: '' } {|it, acc|
-        if ($acc.sw|is-empty) {
-            if ($it|str starts-with '-') {
-                $acc | upsert sw $it
-            } else {
-                let args = ($acc.args | append $it)
-                $acc | upsert args $args
+    let argv = ($in | split row ' ')
+    mut pos = []
+    mut opt = {}
+    mut sw = ''
+    for i in $argv {
+        if ($i | str starts-with '-') {
+            if not ($sw | is-empty) {
+                $opt = ($opt | upsert $sw true)
             }
+            $sw = $i
         } else {
-            if ($it|str starts-with '-') {
-                $acc
-                | upsert $acc.sw true
-                | upsert sw $it
+            if ($sw | is-empty) {
+                $pos ++= [$i]
             } else {
-                $acc | upsert $acc.sw $it | upsert sw ''
+                $opt = ($opt | upsert $sw $i)
+                $sw = ''
             }
         }
     }
-    | reject sw
+    $opt.args = $pos
+    return $opt
 }
 
 export def index-need-update [index path] {
@@ -43,15 +33,6 @@ export def index-need-update [index path] {
     return false
 }
 
-export def 'str max-length' [] {
-    $in | reduce -f 0 {|x, a|
-        if ($x|is-empty) { return $a }
-        let l = ($x | str length)
-        if $l > $a { $l } else { $a }
-    }
-}
-
-#####
 export-env {
     let-env KUBERNETES_SCHEMA_URL = $"file:///($env.HOME)/.config/kubernetes-json-schema/all.json"
 }
@@ -109,7 +90,7 @@ def "nu-complete kube ctx" [] {
                 | upsert mx_cl (if $max_cl > $a.mx_cl { $max_cl } else $a.mx_cl)
                 | upsert completion ($a.completion | append {value: $x.name, ns: $ns, cluster: $cluster})
             })
-        {completion: $data.completion, max: {ns: $data.mx_ns, cluster: $data.mx_cl}} | save $cache
+        {completion: $data.completion, max: {ns: $data.mx_ns, cluster: $data.mx_cl}} | save -f $cache
     }
 
     let data = (cat $cache | from json)
@@ -174,7 +155,7 @@ export def 'kconf export' [name: string@"nu-complete kube ctx"] {
 export def-env kcconf [name: string@"nu-complete kube ctx"] {
     let dist = $"($env.HOME)/.kube/config.d"
     mkdir $dist
-    kconf export $name | save -r $"($dist)/($name)"
+    kconf export $name | save -fr $"($dist)/($name)"
     let-env KUBECONFIG = $"($dist)/($name)"
 }
 
@@ -374,13 +355,35 @@ export def kpf [
     kubectl port-forward $n $"($res)/($target)" $port
 }
 
+def "nu-complete kube cp" [cmd: string, offset: int] {
+    let ctx = ($cmd | str substring [0 $offset] | parse cmd)
+    let p = ($ctx.args | get (($ctx.args | length) - 1))
+    let ns = do -i { $ctx | get '-n' }
+    let ns = if ($ns|is-empty) { [] } else { [-n $ns] }
+    let c = do -i { $ctx | get '-c' }
+    let c = if ($c|is-empty) { [] } else { [-c $c] }
+    let ctn = (kubectl get pod $ns | from ssv -a | each {|x| {description: $x.READY value: $"($x.NAME):" }})
+    let n = ($p | split row ':')
+    if $"($n | get 0):" in ($ctn | get value) {
+        kubectl exec $ns ($n | get 0) $c -- sh -c $"ls -dp ($n | get 1)*"
+        | lines
+        | each {|x| $"($n | get 0):($x)"}
+    } else {
+        let files = do -i { ls -a $"($p)*"
+            | each {|x| if $x.type == dir { $"($x.name)/"} else { $x.name }}
+        }
+        $files | append $ctn
+    }
+}
 export def kcp [
-    lhs: string@"nu-complete kube pods"
-    rhs: string@"nu-complete kube pods"
+    lhs: string@"nu-complete kube cp"
+    rhs: string@"nu-complete kube cp"
+    -c: string@"nu-complete kube ctns"
     -n: string@"nu-complete kube ns"
 ] {
     let n = if ($n|is-empty) { [] } else { [-n $n] }
-    kubectl cp $n $lhs $rhs
+    let c = if ($c|is-empty) { [] } else { [-c $c] }
+    kubectl cp $n $lhs $c $rhs
 }
 
 ### service
@@ -441,6 +444,22 @@ export def ksd [
     }
 }
 
+export def ksdr [
+    d: string@"nu-complete kube deployments"
+    num: int@"nu-complete num9"
+    -n: string@"nu-complete kube ns"
+] {
+    if $num > 9 {
+        "too large"
+    } else if $num <= 0 {
+        "too small"
+    } else {
+        let n = if ($n|is-empty) { [] } else { [-n $n] }
+        kubectl scale $n deployments $d --replicas 0
+        kubectl scale $n deployments $d --replicas $num
+    }
+}
+
 export alias krsd = kubectl rollout status deployment
 export alias kgrs = kubectl get rs
 export def krh [-n: string@"nu-complete kube ns", --revision (-v): int, dpl: string@"nu-complete kube deployments"] {
@@ -456,7 +475,7 @@ export def kru [-n: string@"nu-complete kube ns", --revision (-v): int, dpl: str
 export alias ksss = kubectl scale statefulset
 export alias krsss = kubectl rollout status statefulset
 
-### kubecto top pod
+### kubectl top pod
 export def ktp [-n: string@"nu-complete kube ns"] {
     let n = if ($n|is-empty) { [] } else { [-n $n] }
     kubectl top pod $n | from ssv -a | rename name cpu mem
diff --git a/nvim/nvim.nu b/nvim/nvim.nu
index b406fef..477e9a2 100644
--- a/nvim/nvim.nu
+++ b/nvim/nvim.nu
@@ -1,3 +1,34 @@
+## neovim configurations
+# local vcs_root = require'taberm.vcs'.root
+# function HookPwdChanged(after, before)
+#     vim.b.pwd = after                         
+#     local git_dir = vcs_root(after, nil)
+#     vim.api.nvim_command('silent tcd! '..(git_dir or after))
+# end
+
+# function OppositePwd()
+#     local tab = vim.api.nvim_get_current_tabpage()
+#     local wins = vim.api.nvim_tabpage_list_wins(tab)
+#     local cwin = vim.api.nvim_tabpage_get_win(tab)
+#     for _, w in ipairs(wins) do
+#         if cwin ~= w then
+#             local b = vim.api.nvim_win_get_buf(w)
+#             local pwd = vim.b[b].pwd
+#             if pwd then return pwd end
+#         end
+#     end
+# end
+                                                       
+# function ReadTempDrop(path, action)
+#     vim.api.nvim_command(action or 'botright vnew')
+#     local win = vim.api.nvim_get_current_win()
+#     local buf = vim.api.nvim_create_buf(true, true)
+#     vim.api.nvim_win_set_buf(win, buf)
+#     vim.api.nvim_command('read '..path)
+#     vim.fn.delete(path)
+# end
+
+
 def nvim_tcd [] {
     [
         {|before, after|
@@ -81,7 +112,7 @@ export def drop [] {
     if 'NVIM' in (env).name {
         let c = $in
         let temp = (mktemp -t nuvim.XXXXXXXX|str trim)
-        $c | save $temp
+        $c | save -f $temp
         nvim --headless --noplugin --server $env.NVIM --remote-send $"<cmd>lua ReadTempDrop\('($temp)')<cr>"
     } else {
         echo $in
diff --git a/ssh/ssh.nu b/ssh/ssh.nu
index c98f52d..bc46555 100644
--- a/ssh/ssh.nu
+++ b/ssh/ssh.nu
@@ -1,3 +1,11 @@
+export def 'str max-length' [] {
+    $in | reduce -f 0 {|x, a|
+        if ($x|is-empty) { return $a }
+        let l = ($x | str length)
+        if $l > $a { $l } else { $a }
+    }
+}
+
 export def index-need-update [index path] {
     let ts = do -i { ls $path | sort-by modified | reverse | get 0.modified }
     if ($ts | is-empty) { return false }
@@ -9,14 +17,6 @@ export def index-need-update [index path] {
     return false
 }
 
-export def 'str max-length' [] {
-    $in | reduce -f 0 {|x, a|
-        if ($x|is-empty) { return $a }
-        let l = ($x | str length)
-        if $l > $a { $l } else { $a }
-    }
-}
-
 def "nu-complete ssh host" [] {
     rg -LNI '^Host [a-z0-9_\-\.]+' ~/.ssh | lines | each {|x| $x | split row ' '| get 1}
 }
@@ -48,7 +48,7 @@ def fmt-group [p] {
     $p | str replace $"($env.HOME)/.ssh/" ''
 }
 
-def "nu-complete ssh" [] {
+def "ssh-hosts" [] {
     let cache = $'($env.HOME)/.cache/nu-complete/ssh.json'
     if index-need-update $cache ~/.ssh/**/* {
         let data = (ssh-list | each {|x|
@@ -68,11 +68,14 @@ def "nu-complete ssh" [] {
             identfile: ($data.identfile | str max-length),
         }
 
-        {max: $max, completion: $data} | save $cache
+        {max: $max, completion: $data} | save -f $cache
     }
 
-    let data = (cat $cache | from json)
+    cat $cache | from json
+}
 
+def "nu-complete ssh" [] {
+    let data = (ssh-hosts)
     $data.completion
     | each { |x|
         let uri = ($x.uri | str lpad -l $data.max.uri -c ' ')
@@ -96,3 +99,31 @@ export extern ssh [
     -J: string                          # j
     -W: string                          # w
 ]
+
+
+def "nu-complete scp" [cmd: string, offset: int] {
+    let argv = ($cmd | str substring [0 $offset] | split row ' ')
+    let p = if ($argv | length) > 2 { $argv | get 2 } else { $argv | get 1 }
+    let ssh = (ssh-hosts | get completion
+        | each {|x| {value: $"($x.value):" description: $x.uri} }
+    )
+    let n = ($p | split row ':')
+    if $"($n | get 0):" in ($ssh | get value) {
+        ^ssh ($n | get 0) $"sh -c 'ls -dp ($n | get 1)*'"
+        | lines
+        | each {|x| $"($n | get 0):($x)"}
+    } else {
+        let files = do -i {
+            ls -a $"($p)*"
+            | each {|x| if $x.type == dir { $"($x.name)/"} else { $x.name }}
+        }
+        $files | append $ssh
+    }
+}
+
+export def scp [
+    lhs: string@"nu-complete scp",
+    rhs: string@"nu-complete scp"
+] {
+    ^scp -r $lhs $rhs
+}