diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index 6f538d8..e94840f 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -27,21 +27,66 @@ env:
   DOCKER_MIRROR_REGISTRY_PASSWORD: ${{ secrets.DOCKER_MIRROR_REGISTRY_PASSWORD }}
 
 jobs:
-  docker_kit:
-    name: 'docker-kit'
+  ## Clash
+  docker_clash:
+    name: 'app-clash'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - run: |
-          source ./tool.sh && build_image docker-kit latest docker_docker_kit/Dockerfile && push_image
+          source ./tool.sh && build_image app-clash latest docker_app_clash/Dockerfile && push_image
 
+  ## DevBox - base
+  qpod_base-dev:
+    name: 'developer,base-dev'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          source ./tool.sh && free_diskspace
+          build_image base-dev latest docker_devbox/Dockerfile \
+            --build-arg "BASE_IMG=node" \
+            --build-arg "ARG_PROFILE_JUPYTER=base,kernels,extensions" \
+            --build-arg "ARG_PROFILE_VSCODE=base"
+            alias_image base-dev latest developer latest && push_image dev
+  ## DevBox - full stack
+  qpod_full-stack-dev:
+    name: 'full-stack-dev'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          source ./tool.sh && free_diskspace
+          build_image full-stack-dev latest docker_devbox/Dockerfile \
+            --build-arg "BASE_IMG=full-stack" \
+            --build-arg "ARG_PROFILE_JUPYTER=base,kernels,extensions" \
+            --build-arg "ARG_PROFILE_VSCODE=base"
+          push_image
+  ## DevBox - cuda
+  qpod_cuda-dev:
+    name: 'full-cuda,cuda-dev'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          source ./tool.sh && free_diskspace
+          build_image cuda-dev latest docker_devbox/Dockerfile \
+            --build-arg "BASE_IMG=core-cuda" \
+            --build-arg "ARG_PROFILE_JUPYTER=base,kernels,extensions" \
+            --build-arg "ARG_PROFILE_VSCODE=base"
+          alias_image cuda-dev latest full-cuda latest && push_image
+
+  ## Sync all images in this build (listed by "names") to mirror registry.
   sync_images:
-    needs: ['docker_kit']
+    needs: ["qpod_cuda-dev"]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - run: |
           source ./tool.sh
-          setup_docker_syncer
-          echo "Syncing image to mirror registry..."
-          python docker_docker_kit/work/image-syncer/run_jobs.py
+          printenv > /tmp/docker.env
+          docker run --rm \
+            --env-file /tmp/docker.env \
+            -v $(pwd):/tmp \
+            -w /tmp \
+            ${DOCKER_IMG_PREFIX:-qpod}/docker-kit python /opt/utils/image-syncer/run_jobs.py
diff --git a/README.md b/README.md
index c4b0c5e..c8bc52f 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,46 @@
-# dev-lab
\ No newline at end of file
+# QPod Lab Dev - Docker Image Stack
+
+[![License](https://img.shields.io/badge/License-BSD%203--Clause-green.svg)](https://opensource.org/licenses/BSD-3-Clause)
+[![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/QPod/lab-dev/build-docker.yml?branch=main)](https://github.com/QPod/lab-dev/actions/workflows/build-docker.yml)
+[![Recent Code Update](https://img.shields.io/github/last-commit/QPod/lab-dev.svg)](https://github.com/QPod/lab-dev/stargazers)
+[![Visit Images on DockerHub](https://img.shields.io/badge/DockerHub-Images-green)](https://hub.docker.com/u/qpod)
+
+Please generously STAR★ our project or donate to us!  [![GitHub Starts](https://img.shields.io/github/stars/QPod/lab-dev.svg?label=Stars&style=social)](https://github.com/QPod/lab-dev/stargazers)
+[![Donate-PayPal](https://img.shields.io/badge/Donate-PayPal-blue.svg)](https://paypal.me/haobibo)
+[![Donate-AliPay](https://img.shields.io/badge/Donate-Alipay-blue.svg)](https://raw.githubusercontent.com/wiki/haobibo/resources/img/Donate-AliPay.png)
+[![Donate-WeChat](https://img.shields.io/badge/Donate-WeChat-green.svg)](https://raw.githubusercontent.com/wiki/haobibo/resources/img/Donate-WeChat.png)
+
+Discussion and contributions are welcome:
+[![Join the Discord Chat](https://img.shields.io/badge/Discuss_on-Discord-green)](https://discord.gg/kHUzgQxgbJ)
+[![Open an Issue on GitHub](https://img.shields.io/github/issues/QPod/lab-foundation)](https://github.com/QPod/lab-foundation/issues)
+
+## Lab Dev - Building Blocks and IDEs for Application Development
+
+`QPod lab-dev` ( [DockerHub](https://hub.docker.com/u/qpod) | [GitHub](https://github.com/QPod/lab-dev) ) provides Building Blocks and IDEs for Application Development.
+
+## Documentation & Tutorial
+
+[Wiki & Document](https://qpod.github.io/) | [中文使用指引(含中国网络镜像)](https://qpod.github.io/docs/intro-cn)
+
+## Screenshot and Arch Diagram
+
+![Screenshot of QPod](https://raw.githubusercontent.com/wiki/QPod/qpod-hub/img/QPod-screenshot.webp "Screenshot of QPod")
+
+![Arch Diagram for QPod DevBox](https://raw.githubusercontent.com/wiki/QPod/docker-images/img/QPod-arch.svg "Arch Diagram for QPod DevBox")
+
+## Develop and Debug
+
+```bash
+IMG="qpod/developer"
+# IMG="registry.cn-hangzhou.aliyuncs.com/qpod/developer"
+
+docker run -d --restart=always \
+    --name=QPod-lab-dev \
+    --hostname=QPod \
+    -p 18888-18890:8888-8890 \
+    -v $(pwd):/root/lab-dev \
+    -w /root/lab-dev \
+    $IMG
+
+sleep 5s && docker logs QPod-lab-dev 2>&1|grep token=
+```
diff --git a/docker_app_clash/Dockerfile b/docker_app_clash/Dockerfile
new file mode 100644
index 0000000..a05a5fc
--- /dev/null
+++ b/docker_app_clash/Dockerfile
@@ -0,0 +1,12 @@
+FROM alpine AS builder
+
+# https://github.com/haishanh/yacd
+WORKDIR /tmp
+RUN wget https://github.com/haishanh/yacd/archive/gh-pages.zip \
+ && unzip ./*.zip && rm -rf *.zip \
+ && mv ./* ./ui
+
+# https://github.com/Dreamacro/clash
+FROM dreamacro/clash-premium
+COPY --from=builder /tmp/* /root/.config/clash/ui
+COPY config.yaml           /root/.config/clash/
diff --git a/docker_app_clash/config.yaml b/docker_app_clash/config.yaml
new file mode 100644
index 0000000..6181fcf
--- /dev/null
+++ b/docker_app_clash/config.yaml
@@ -0,0 +1,20 @@
+# https://github.com/Dreamacro/clash/wiki/configuration#all-configuration-options
+mixed-port: 7890
+external-controller: :9090
+allow-lan: true
+bind-address: '*'
+log-level: debug
+mode: Rule
+external-ui: ui
+
+rules:
+ - DOMAIN-SUFFIX,local,DIRECT
+ - IP-CIDR,192.168.0.0/16,DIRECT,no-resolve
+ - IP-CIDR,10.0.0.0/8,DIRECT,no-resolve
+ - IP-CIDR,172.16.0.0/12,DIRECT,no-resolve
+ - IP-CIDR,127.0.0.0/8,DIRECT,no-resolve
+ - IP-CIDR,100.64.0.0/10,DIRECT,no-resolve
+ - IP-CIDR6,::1/128,DIRECT,no-resolve
+ - IP-CIDR6,fc00::/7,DIRECT,no-resolve
+ - IP-CIDR6,fe80::/10,DIRECT,no-resolve
+ - IP-CIDR6,fd00::/8,DIRECT,no-resolve
diff --git a/docker_app_clash/docker-compose.yml b/docker_app_clash/docker-compose.yml
new file mode 100644
index 0000000..6207ce4
--- /dev/null
+++ b/docker_app_clash/docker-compose.yml
@@ -0,0 +1,17 @@
+version: '3.9'
+
+# ref1: https://github.com/Dreamacro/clash/wiki/Run-clash-in-docker
+# ref2: https://github.com/Dreamacro/clash/wiki/configuration
+
+services:
+  svc-clash:
+    image: 0x06/clash-premium
+    container_name: svc-clash
+    restart: unless-stopped
+    volumes:
+      - ./config.yaml:/root/.config/clash/config.yaml:ro
+    ports:
+      - "7890:7890"
+      - "9999:9090"
+    # When your system is Linux, you can use `network_mode: "host"` directly.
+    # network_mode: "host"
diff --git a/docker_devbox/Dockerfile b/docker_devbox/Dockerfile
new file mode 100644
index 0000000..2097d9c
--- /dev/null
+++ b/docker_devbox/Dockerfile
@@ -0,0 +1,48 @@
+# Distributed under the terms of the Modified BSD License.
+
+ARG BASE_NAMESPACE
+ARG BASE_IMG="core"
+FROM ${BASE_NAMESPACE:+$BASE_NAMESPACE/}${BASE_IMG}
+
+LABEL maintainer="haobibo@gmail.com"
+
+# base,kernels,extensions
+ARG ARG_PROFILE_JUPYTER=base
+
+# base
+ARG ARG_PROFILE_VSCODE=base
+
+ARG ARG_KEEP_NODEJS=true
+
+COPY work /opt/utils/
+
+# Setup Jupyter: Basic Configurations and Extensions...
+RUN mkdir -pv /opt/conda/etc/jupyter/ \
+ && mv /opt/utils/etc_jupyter/* /opt/conda/etc/jupyter/ && rm -rf /opt/utils/etc_jupyter \
+ && mv /opt/utils/start-*.sh /usr/local/bin/ && chmod +x /usr/local/bin/start-*.sh \
+ && source /opt/utils/script-devbox-jupyter.sh \
+ && for profile in $(echo $ARG_PROFILE_JUPYTER | tr "," "\n") ; do ( setup_jupyter_${profile} || true ) ; done
+
+# If not keeping NodeJS, remove NoedJS to reduce image size
+RUN ${ARG_KEEP_NODEJS:-true}  || ( echo "Removing Node/NPM..." && rm -rf /usr/bin/node /usr/bin/npm /usr/bin/npx /opt/node )
+
+# If installing coder-server  # https://github.com/cdr/code-server/releases
+RUN source /opt/utils/script-devbox-vscode.sh \
+ && for profile in $(echo $ARG_PROFILE_VSCODE | tr "," "\n") ; do ( setup_vscode_${profile} || true ) ; done
+
+# Clean up and display components version information...
+RUN source /opt/utils/script-utils.sh && install__clean && list_installed_packages
+
+WORKDIR $HOME_DIR
+EXPOSE 8888
+
+ENTRYPOINT ["tini", "-g", "--"]
+CMD ["start-notebook.sh"]
+
+# '-c' option make bash commands are read from string.
+#   If there are arguments after the string, they are assigned to the positional parameters, starting with $0.
+# '-o pipefail'  prevents errors in a pipeline from being masked.
+#   If any command in a pipeline fails, that return code will be used as the return code of the whole pipeline.
+# '--login': make bash first reads and executes commands from  the file /etc/profile, if that file exists.
+#   After that, it looks for ~/.bash_profile, ~/.bash_login, and ~/.profile, in that order, and reads and executes commands from the first one that exists and is readable.
+SHELL ["/bin/bash", "--login", "-o", "pipefail", "-c"]
diff --git a/docker_devbox/work/etc_jupyter/jupyter_server_config.json b/docker_devbox/work/etc_jupyter/jupyter_server_config.json
new file mode 100644
index 0000000..3196589
--- /dev/null
+++ b/docker_devbox/work/etc_jupyter/jupyter_server_config.json
@@ -0,0 +1,11 @@
+{
+  "ServerApp": {
+    "ip": "0.0.0.0",
+    "port": 8888,
+    "root_dir": "/root",
+    "default_url": "/lab",
+    "allow_root": true,
+    "allow_origin": "*",
+    "open_browser": false
+  }
+}
diff --git a/docker_devbox/work/install_list_JPY_extend.apt b/docker_devbox/work/install_list_JPY_extend.apt
new file mode 100644
index 0000000..aeea759
--- /dev/null
+++ b/docker_devbox/work/install_list_JPY_extend.apt
@@ -0,0 +1,5 @@
+% This file contains apt packages to be installed with apt-get install line by line.
+% Use percent char as line comment separator.
+
+libcairo2-dev libjpeg8-dev libpango1.0-dev libgif-dev   % optional libs to install JS lib canvas
+libzmq3-dev                                             % required to build some jupyter kernels like libpango
diff --git a/docker_devbox/work/install_list_JPY_extend.pip b/docker_devbox/work/install_list_JPY_extend.pip
new file mode 100644
index 0000000..9315570
--- /dev/null
+++ b/docker_devbox/work/install_list_JPY_extend.pip
@@ -0,0 +1,10 @@
+% This file contains python packages to be installed with pip line by line.
+% Use percent char as line comment separator.
+
+ipyparallel                             % https://github.com/ipython/ipyparallel
+ipynb                                   % https://github.com/ipython/ipynb
+jupyter-resource-usage                  % https://github.com/jupyter-server/jupyter-resource-usage
+jupyterlab_server[openapi]              % https://github.com/jupyterlab/jupyterlab_server
+jupyterlab-git                          % https://github.com/jupyterlab/jupyterlab-git
+% jupyter-collaboration                 % https://github.com/jupyterlab/jupyter-collaboration
+% jupyterlab-latex                      % bug on pypi version: https://github.com/jupyterlab/jupyterlab-latex
diff --git a/docker_devbox/work/script-devbox-jupyter.sh b/docker_devbox/work/script-devbox-jupyter.sh
new file mode 100644
index 0000000..de56f61
--- /dev/null
+++ b/docker_devbox/work/script-devbox-jupyter.sh
@@ -0,0 +1,81 @@
+source /opt/utils/script-utils.sh
+
+
+setup_jupyter_base() {
+     pip install -Uq --pre jupyterhub jupyterlab notebook ipywidgets jupyter-server-proxy \
+  && echo "@ Version of Jupyter Server: $(jupyter server --version)" \
+  && echo "@ Version of Jupyter Lab: $(jupyter lab --version)" \
+  && echo "@ Version of Jupyter Notebook: $(jupyter notebook --version)" \
+  && echo "@ Version of JupyterHub: $(jupyterhub --version)"
+}
+
+
+setup_jupyter_kernels() {
+  echo "@ Jupyter Kernels RefList: https://github.com/jupyter/jupyter/wiki/Jupyter-kernels"
+
+     echo "@ Install Jupyter Kernel for Bash" \
+  && pip install -Uq bash_kernel && python -m bash_kernel.install --sys-prefix
+
+  ## checked @ 2024-0307
+     which npm \
+  && echo "@ Install Jupyter Kernel for JavaScript/TypeScript: https://github.com/yunabe/tslab" \
+  && npm install -g tslab \
+  && tslab install --sys-prefix --python /opt/conda/bin/python --binary $(which tslab)
+  ## ref: https://github.com/n-riesco/ijavascript (#TODO: not working for now)
+  # && npm_config_zmq_external=true npm install -g --unsafe-perm ijavascript \
+  # && /opt/node/bin/ijsinstall --install=global --spec-path=full \
+  # && mv /usr/local/share/jupyter/kernels/javascript /opt/conda/share/jupyter/kernels/
+
+  ## checked @ 2024-0307  # TODO: help func requries proxy
+     which R \
+  && echo "@ Install Jupyter Kernel for R: https://github.com/melff/RKernel" \
+  && R -e "devtools::install_github('melff/RKernel/pkg')" \
+  && R -e "RKernel::installspec(user=FALSE)" \
+  && mv /usr/local/share/jupyter/kernels/rkernel /opt/conda/share/jupyter/kernels/
+
+  ## checked @ 2024-0307
+     which go \
+  && echo "@ Install Jupyter Kernel for Golang: https://github.com/janpfeifer/gonb" \
+  && export GOPATH=/opt/go/path \
+  && go install github.com/janpfeifer/gonb@latest \
+  && go install golang.org/x/tools/cmd/goimports@latest \
+  && go install golang.org/x/tools/gopls@latest \
+  && $GOPATH/bin/gonb --install \
+  && mv ~/.local/share/jupyter/kernels/gonb /opt/conda/share/jupyter/kernels/
+
+  ## TODO: buggy, cargo install sccache
+     which rustc \
+  && echo "@ Install Jupyter Kernel for Rust: https://github.com/evcxr/evcxr/issues/140" \
+  && cargo install --locked evcxr_jupyter \
+  && evcxr_jupyter --install --sys-prefix \
+  && mv ~/.local/share/jupyter/kernels/rust /opt/conda/share/jupyter/kernels/
+
+  ## TODO: buggy
+     which java \
+  && pip install -Uq pandas py4j
+  #&& pip install beakerx && beakerx install \
+  #&& jupyter labextension install beakerx-jupyterlab
+
+  ## checked @ 2024-0307
+     which julia \
+  && echo "@ Install Jupyter Kernel for Julia: https://github.com/JuliaLang/IJulia.jl" \
+  && julia -e "using Pkg; Pkg.add(\"IJulia\"); Pkg.precompile();" \
+  && mv ~/.local/share/jupyter/kernels/julia* /opt/conda/share/jupyter/kernels/
+
+  ## https://github.com/jupyter-xeus/xeus-octave  # TODO: to check
+     which octave \
+  && export PATH=/opt/octave/bin:$PATH \
+  && pip install -Uq xeus-python
+
+  echo "@ Installed Jupyter Kernels:" && jupyter kernelspec list
+}
+
+
+setup_jupyter_extensions() {
+     install_apt /opt/utils/install_list_JPY_extend.apt \
+  && install_pip /opt/utils/install_list_JPY_extend.pip
+
+     echo "@ Jupyter Server Extension list: " && jupyter server extension list \
+  && echo "@ Jupyter Lab Extension list: " && jupyter labextension list \
+  && echo "@ Jupyter Notebook Extension list: " && jupyter notebook extension list
+}
diff --git a/docker_devbox/work/script-devbox-vscode.sh b/docker_devbox/work/script-devbox-vscode.sh
new file mode 100644
index 0000000..17c9add
--- /dev/null
+++ b/docker_devbox/work/script-devbox-vscode.sh
@@ -0,0 +1,13 @@
+source /opt/utils/script-utils.sh
+
+# ref: https://github.com/coder/code-server
+
+setup_vscode_base() {
+     VERSION_CODER=$(curl -sL https://github.com/cdr/code-server/releases.atom | grep "releases/tag" | head -1 | grep -Po '(\d[\d|.]+)') \
+  && install_tar_gz "https://github.com/cdr/code-server/releases/download/v${VERSION_CODER}/code-server-${VERSION_CODER}-linux-amd64.tar.gz" \
+  && mv /opt/code-server* /opt/code-server \
+  && ln -s /opt/code-server/bin/code-server /usr/bin/ \
+  && printf "#!/bin/bash\n/opt/code-server/bin/code-server --port=8888 --auth=none --disable-telemetry ${HOME}\n" > /usr/local/bin/start-code-server.sh \
+  && chmod u+x /usr/local/bin/start-code-server.sh \
+  && echo "@ coder-server Version: $(code-server -v)"
+}
diff --git a/docker_devbox/work/start--pre.sh b/docker_devbox/work/start--pre.sh
new file mode 100644
index 0000000..692a5fd
--- /dev/null
+++ b/docker_devbox/work/start--pre.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+
+# Utilities function to compare version.
+ver_gte() { [ "$2" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]; }
+
+# Generate a SSH id for git if it does not exist.
+[ -e ~/.ssh/id_rsa.pub ] || ssh-keygen -t rsa -b 4096 -N "" -C `hostname -f` -f ~/.ssh/id_rsa
+
+# Generate a self-signed certificate for notebook if it does not exist (only when GEN_CERT or USE_SSL is set to yes).
+NOTEBOOK_PEM_FILE="/opt/conda/etc/jupyter/notebook.pem"
+( [ -n "${GEN_CERT:+x}" ] || [ -n "${USE_SSL:+x}" ] ) && [ ! -f ${NOTEBOOK_PEM_FILE} ] && ( openssl req -new -newkey rsa:2048 \
+  -days 356 -nodes -x509 -subj "/C=XX/ST=XX/L=XX/O=generated/CN=generated" -keyout $NOTEBOOK_PEM_FILE -out $NOTEBOOK_PEM_FILE \
+  && chmod 600 $NOTEBOOK_PEM_FILE )
+
+# Print something so running this script returns a non-zero return code
+echo "Pre-start work done!"
diff --git a/docker_devbox/work/start-jupyterlab.sh b/docker_devbox/work/start-jupyterlab.sh
new file mode 100644
index 0000000..714fb29
--- /dev/null
+++ b/docker_devbox/work/start-jupyterlab.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+. $DIR/start--pre.sh
+
+NOTEBOOK_ARGS=""
+[ -n "${USE_SSL:+x}" ] && NOTEBOOK_ARGS="${NOTEBOOK_ARGS} --NotebookApp.certfile=${NOTEBOOK_PEM_FILE}"
+
+
+if [[ ! -z "${JUPYTERHUB_API_TOKEN}" ]]; then
+  # launched by JupyterHub, use single-user entrypoint
+  exec $DIR/start-singleuser.sh $*
+else
+  jupyter lab ${NOTEBOOK_ARGS} $*
+fi
diff --git a/docker_devbox/work/start-notebook.sh b/docker_devbox/work/start-notebook.sh
new file mode 100644
index 0000000..d1b53a8
--- /dev/null
+++ b/docker_devbox/work/start-notebook.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+. $DIR/start--pre.sh
+
+NOTEBOOK_ARGS=""
+[ -n "${USE_SSL:+x}" ] && NOTEBOOK_ARGS="${NOTEBOOK_ARGS} --NotebookApp.certfile=${NOTEBOOK_PEM_FILE}"
+
+
+if [[ ! -z "${JUPYTERHUB_API_TOKEN}" ]]; then
+  # launched by JupyterHub, use single-user entrypoint
+  exec $DIR/start-singleuser.sh $*
+else
+  jupyter notebook ${NOTEBOOK_ARGS} $*
+fi
diff --git a/docker_devbox/work/start-singleuser.sh b/docker_devbox/work/start-singleuser.sh
new file mode 100644
index 0000000..7ebf9a9
--- /dev/null
+++ b/docker_devbox/work/start-singleuser.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+. $DIR/start--pre.sh
+
+if [[ "$NOTEBOOK_ARGS $@" != *"--ip="* ]]; then
+  NOTEBOOK_ARGS="--ip=0.0.0.0 $NOTEBOOK_ARGS"
+fi
+
+
+# handle some deprecated environment variables from DockerSpawner < 0.8.
+# These won't be passed from DockerSpawner 0.9, so avoid specifying --arg=empty-string
+if [ ! -z "$NOTEBOOK_DIR" ]; then
+  NOTEBOOK_ARGS="--notebook-dir='$NOTEBOOK_DIR' $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_PORT" ]; then
+  NOTEBOOK_ARGS="--port=$JPY_PORT $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_USER" ]; then
+  NOTEBOOK_ARGS="--user=$JPY_USER $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_COOKIE_NAME" ]; then
+  NOTEBOOK_ARGS="--cookie-name=$JPY_COOKIE_NAME $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_BASE_URL" ]; then
+  NOTEBOOK_ARGS="--base-url=$JPY_BASE_URL $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_HUB_PREFIX" ]; then
+  NOTEBOOK_ARGS="--hub-prefix=$JPY_HUB_PREFIX $NOTEBOOK_ARGS"
+fi
+if [ ! -z "$JPY_HUB_API_URL" ]; then
+  NOTEBOOK_ARGS="--hub-api-url=$JPY_HUB_API_URL $NOTEBOOK_ARGS"
+fi
+
+exec jupyterhub-singleuser ${NOTEBOOK_ARGS} $@
diff --git a/docker_docker_kit/Dockerfile b/docker_docker_kit/Dockerfile
deleted file mode 100644
index 5f91212..0000000
--- a/docker_docker_kit/Dockerfile
+++ /dev/null
@@ -1,17 +0,0 @@
-# Distributed under the terms of the Modified BSD License.
-
-ARG BASE_NAMESPACE
-ARG BASE_IMG="base"
-FROM ${BASE_NAMESPACE:+$BASE_NAMESPACE/}${BASE_IMG}
-
-LABEL maintainer="haobibo@gmail.com"
-
-COPY work /opt/utils/
-
-RUN source /opt/utils/script-setup.sh \
- && setup_docker_compose && setup_docker_syncer \
- && pip install -U PyYaml \
- && ln -sf /usr/bin/image-syncer /opt/utils/image-syncer/
-
-# Clean up and display components version information...
-RUN source /opt/utils/script-utils.sh && install__clean && list_installed_packages
diff --git a/docker_docker_kit/work/image-syncer/run_jobs.py b/docker_docker_kit/work/image-syncer/run_jobs.py
deleted file mode 100644
index 108564c..0000000
--- a/docker_docker_kit/work/image-syncer/run_jobs.py
+++ /dev/null
@@ -1,50 +0,0 @@
-import os
-import json
-import sys
-import yaml
-
-import run_sync
-
-
-def get_job_names_from_yaml(file_path):
-    """Get all job names from GitHub Actions config file"""
-    with open(file_path, 'r') as file:
-        try:
-            yaml_content = yaml.safe_load(file)
-            # GitHub Actions YAML file structure has a 'jobs' key at its root
-            jobs = yaml_content.get('jobs', {})
-            for _, v in jobs.items():
-                name = v.get('name')
-                if name is not None:
-                    yield name
-        except yaml.YAMLError as exc:
-            print(f"Error parsing YAML file: {exc}")
-            return []
-
-
-def main():
-    namespace = os.environ.get('IMG_NAMESPACE')
-    if namespace is None:
-        print('Using default IMG_NAMESPACE=library !')
-        namespace = 'library'
-
-    images = []
-    job_names = get_job_names_from_yaml('.github/workflows/build-docker.yml')
-    for name in job_names:
-        images.extend(name.split(','))
-
-    for image in images:
-        img = '/'.join([namespace, image])
-        print("Docker image sync job name found:", img)
-        configs = run_sync.generate(image=img, tags=None)
-        for _, c in enumerate(configs):
-            s_config = json.dumps(c, ensure_ascii=False, sort_keys=True)
-            print('Config item:', json.dumps(c, ensure_ascii=False, sort_keys=True))
-            ret = run_sync.sync_image(cfg=c)
-            if ret != 0:
-                return ret
-    return ret
-
-
-if __name__ == '__main__':
-    sys.exit(main())
diff --git a/docker_docker_kit/work/image-syncer/run_sync.py b/docker_docker_kit/work/image-syncer/run_sync.py
deleted file mode 100644
index 1585680..0000000
--- a/docker_docker_kit/work/image-syncer/run_sync.py
+++ /dev/null
@@ -1,64 +0,0 @@
-import argparse
-import json
-import os
-import subprocess
-import sys
-import tempfile
-
-
-def generate(image: str, target_registries: list = None, tags: list = None, target_image: str = None):
-    """Generate a config item which will be used by `image-syncer`."""
-    uname = os.environ.get('DOCKER_MIRROR_REGISTRY_USERNAME', None)
-    passwd = os.environ.get('DOCKER_MIRROR_REGISTRY_PASSWORD', None)
-
-    if uname is None or passwd is None:
-        print('ENV variable required: DOCKER_MIRROR_REGISTRY_USERNAME and DOCKER_MIRROR_REGISTRY_PASSWORD !')
-        sys.exit(-2)
-
-    if target_registries is None:
-        # , 'cn-shanghai', 'cn-shenzhen', 'cn-chengdu', 'cn-hongkong', 'us-west-1', eu-central-1
-        destinations = ['cn-beijing', 'cn-hangzhou']
-        target_registries = ['registry.%s.aliyuncs.com' % i for i in destinations]
-
-    for dest in target_registries:
-        src = "%s:%s" % (image, tags) if tags is not None else image
-        yield {
-            'auth': {
-                dest: {"username": uname, "password": passwd}
-            },
-            'images': {
-                src: "%s/%s" % (dest, target_image or image)
-            }
-        }
-
-
-def sync_image(cfg: dict):
-    """Run the sync task using `image-syncer` with given config item."""
-    with tempfile.NamedTemporaryFile(mode='wt', encoding='UTF-8', suffix='.json') as fp:
-        json.dump(cfg, fp, ensure_ascii=False, indent=2, sort_keys=True)
-        fp.flush()
-        ret = 0
-        try:
-            subprocess.run(['image-syncer', '--proc=16', '--retries=2', '--config=' + fp.name], check=True)
-        except subprocess.CalledProcessError as e:
-            ret = e.returncode
-            print(e)
-    return ret
-
-
-def main():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('img', type=str, help='Source image, with or without tag')
-    parser.add_argument('--tags', type=str, action='extend', nargs='*', help='Tags to sync, optional.')
-    parser.add_argument('--dest-image', type=str, help='Target image name, with our without tag')
-    parser.add_argument('--dest-registry', type=str, action='extend', nargs='*', help='tTarget registry URL')
-    args = parser.parse_args()
-
-    configs = generate(image=args.img, tags=args.tags, target_registries=args.dest_registry, target_image=args.dest_image)
-    for _, c in enumerate(configs):
-        ret = sync_image(cfg=c)
-    return ret
-
-
-if __name__ == '__main__':
-    sys.exit(main())
diff --git a/tool.sh b/tool.sh
index 6e5198a..eac3c98 100644
--- a/tool.sh
+++ b/tool.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -xu
 
-CI_PROJECT_NAME=${GITHUB_REPOSITORY:-"QPod/dev-lab"}
+CI_PROJECT_NAME=${GITHUB_REPOSITORY:-"QPod/lab-dev"}
 CI_PROJECT_BRANCH=${GITHUB_HEAD_REF:-"main"}
 CI_PROJECT_SPACE=$(echo "${CI_PROJECT_BRANCH}" | cut -f1 -d'/')