Add in a dockerfile

Author: marchdf

.chezmoiignore

@@ -4,6 +4,8 @@ conda-env
 terminal-app
 requirements.txt
 .shell-secrets
+docker
+.dockerignore
 
 {{- if ne .chezmoi.os "darwin" }}
 .config/karabiner

.dockerignore

@@ -0,0 +1,20 @@
+# Git
+.git
+.github
+
+# Docker
+docker/
+
+# Documentation
+README.md
+LICENSE.md
+
+# IDE
+.vscode
+.idea
+
+# Temporary files
+*.log
+*.tmp
+*.swp
+*~

bin/executable_install_bootstrap_dependencies.sh

@@ -18,6 +18,7 @@ elif [[ "$OS" == "Linux" ]]; then
 		 make \
 		 wget \
 		 llvm \
+                 emacs \
 		 build-essential \
 		 libbz2-dev \
 		 libreadline-dev \

docker/Dockerfile

@@ -0,0 +1,67 @@
+# Dockerfile for chezmoi dotfiles environment
+# Based on the CI workflow for Ubuntu
+FROM ubuntu:24.04
+
+# Avoid interactive prompts during build
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Set default shell to bash for RUN commands
+SHELL ["/bin/bash", "-c"]
+
+# Create a non-root user for development
+ARG USERNAME=marchdf
+ARG USER_UID=1001
+ARG USER_GID=$USER_UID
+
+# Install minimal bootstrap dependencies
+RUN apt-get update && apt-get install -y \
+    curl \
+    sudo \
+    git \
+    locales \
+    hunspell-en-us \
+    && locale-gen en_US.UTF-8 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set locale environment variables
+ENV LANG=en_US.UTF-8
+ENV LANGUAGE=en_US:en
+ENV LC_ALL=en_US.UTF-8
+
+# Create the user with sudo privileges
+RUN groupadd --gid $USER_GID $USERNAME \
+    && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME -s /bin/bash \
+    && mkdir -p /etc/sudoers.d \
+    && echo "$USERNAME ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME
+
+# Switch to the non-root user
+USER $USERNAME
+WORKDIR /home/$USERNAME
+
+# Copy bootstrap script and run as user (with sudo)
+COPY --chown=$USERNAME:$USERNAME ../bin/executable_install_bootstrap_dependencies.sh /tmp/install_bootstrap.sh
+RUN bash /tmp/install_bootstrap.sh && rm /tmp/install_bootstrap.sh
+
+# Ensure chezmoi is in PATH
+ENV PATH="/home/$USERNAME/.local/bin:${PATH}"
+
+# Initialize chezmoi with dotfiles from GitHub
+RUN chezmoi init https://github.com/marchdf/dotfiles.git \
+    --promptBool test_machine=f,"Use ZSH_ROOT_DIR for tmux shell"=f \
+    --promptString email="marchdf@docker-container.com" \
+    && chezmoi apply
+
+# Pre-initialize zinit by running zsh once (this downloads all plugins)
+RUN zsh -i -c "exit"
+
+# Pre-initialize Emacs by running in batch mode (installs all use-package packages)
+RUN emacs --batch -l ~/.emacs --eval "(message \"Emacs packages initialized\")"
+
+# Set environment variables for interactive shell
+ENV TERM=xterm-256color
+ENV SHELL=/bin/zsh
+ENV IN_DOCKER=true
+
+# Set the default shell to zsh
+CMD ["/bin/zsh", "-l"]

docker/README.md

@@ -0,0 +1,40 @@
+# Docker setup for chezmoi dotfiles
+
+This Dockerfile creates an Ubuntu-based development environment with all my dotfiles and CLI utilities configured via chezmoi.
+
+## Quick start
+
+From the `docker` directory:
+
+```bash
+cd docker
+docker compose build
+docker compose run --rm ubuntu-marchdf
+```
+
+## Pushing
+
+```bash
+docker tag ubuntu-marchdf:latest ${REGISTRY}/${IMAGE_PATH}:${TAG}
+docker push ${REGISTRY}/${IMAGE_PATH}:${TAG}
+```
+
+## Pulling
+
+```bash
+docker pull ${REGISTRY}/${IMAGE_PATH}:${TAG}
+```
+
+## Running
+
+```bash
+cd $HOME/.local/share/chezmoi/docker
+docker compose up -d ubuntu-marchdf
+docker compose exec ubuntu-marchdf zsh
+```
+
+# Stopping
+
+```bash
+docker compose down
+```

docker/docker-compose.yml

@@ -0,0 +1,21 @@
+services:
+  ubuntu-marchdf:
+    build:
+      context: ..
+      dockerfile: docker/Dockerfile
+      args:
+        USERNAME: marchdf
+        USER_UID: 1001
+    image: ubuntu-marchdf:latest
+    container_name: ubuntu-marchdf-dev
+    hostname: ubuntu-docker
+    stdin_open: true
+    tty: true
+    volumes:
+      - ubuntu-marchdf-home:/home/marchdf
+      - ${HOME}:/host-home
+    environment:
+      - TERM=xterm-256color
+
+volumes:
+  ubuntu-marchdf-home:

dot_zshrc.tmpl

@@ -5,6 +5,27 @@ if [[ -r "${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-${(%):-%n}.zsh" ]]
   source "${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-${(%):-%n}.zsh"
 fi
 
+# Docker shares safe state from host home (cli history, zoxide, ssh)
+if [[ -n "$IN_DOCKER" ]] && [[ -d "/host-home" ]]; then
+    if [[ -f "/host-home/.zsh_history" ]] && [[ ! -L "$HOME/.zsh_history" ]]; then
+        [[ -f "$HOME/.zsh_history" ]] && rm "$HOME/.zsh_history"
+        ln -sf /host-home/.zsh_history "$HOME/.zsh_history"
+    fi
+
+    if [[ -f "/host-home/.local/share/db.zo" ]]; then
+        mkdir -p "$HOME/.local/share"
+        if [[ ! -L "$HOME/.local/share/db.zo" ]]; then
+            [[ -f "$HOME/.local/share/db.zo" ]] && rm "$HOME/.local/share/db.zo"
+            ln -sf /host-home/.local/share/db.zo "$HOME/.local/share/db.zo"
+        fi
+    fi
+
+    if [[ -d "/host-home/.ssh" ]] && [[ ! -L "$HOME/.ssh" ]]; then
+        [[ -d "$HOME/.ssh" ]] && rm -rf "$HOME/.ssh"
+        ln -sf /host-home/.ssh "$HOME/.ssh"
+    fi
+fi
+
 ### Added by Zinit's installer
 if [[ ! -f $HOME/.local/share/zinit/zinit.git/zinit.zsh ]]; then
     print -P "%F{33} %F{220}Installing %F{33}ZDHARMA-CONTINUUM%F{220} Initiative Plugin Manager (%F{33}zdharma-continuum/zinit%F{220})…%f"
@@ -99,7 +120,7 @@ fi
 {{- end }}
 
 # towards the beginning to make sure some software is loaded
-zinit lucid light-mode for "hpc"
+zinit lucid atload'unalias zi' light-mode for "hpc"
 
 zinit ice lucid depth"1"
 zinit light romkatv/powerlevel10k
@@ -222,7 +243,12 @@ function backup_zoxide_database () {
 
 backup_zoxide_database
 
-[ -f "${HOME}/.shell-secrets" ] && source "${HOME}/.shell-secrets"
+# Source shell secrets (prefer host secrets when in Docker)
+if [[ -n "$IN_DOCKER" ]] && [[ -f "/host-home/.shell-secrets" ]]; then
+    source "/host-home/.shell-secrets"
+elif [[ -f "${HOME}/.shell-secrets" ]]; then
+    source "${HOME}/.shell-secrets"
+fi
 
 # To customize prompt, run `p10k configure` or edit ~/.p10k.zsh.
 [[ ! -f ~/.p10k.zsh ]] || source ~/.p10k.zsh

run_once_before_install-packages-linux.sh.tmpl

@@ -1,7 +1,7 @@
 {{- if eq .chezmoi.os "linux" -}}
 #!/usr/bin/env bash
 
-if [[ ! -x "$(command -v pyenv)" ]]; then
+if [[ ! -x "$(command -v pyenv)" ]] && [[ ! -d "$HOME/.pyenv" ]]; then
    curl https://pyenv.run | bash
 fi