surshar / claude-code

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

Built by Anthropic · github.com/anthropics

Improve devcontainer Dockerfile following best practicesBrowse files

- Use apt-get instead of apt for better script compatibility
- Add --no-install-recommends to reduce image size
- Add cleanup to remove apt cache
- Parameterize external tool versions with build args

toms74209200 authored on Jul 11, 2025 parent 54a4ed0 · commit f91aed5440fa

2 changed files+13 -7compared with 54a4ed0

M.devcontainer/Dockerfile

M.devcontainer/devcontainer.json

M.devcontainer/Dockerfile+10 -6

		@@ -4,7 +4,8 @@
4	4	ENV TZ="$TZ"
5	5
6	6	# Install basic development tools and iptables/ipset
7		-RUN apt update && apt install -y less \
	7	+RUN apt-get update && apt-get install -y --no-install-recommends \
	8	+ less \
8	9	git \
9	10	procps \
10	11	sudo \
		@@ -19,7 +20,8 @@
19	20	iproute2 \
20	21	dnsutils \
21	22	aggregate \
22		- jq
	23	+ jq \
	24	+ && apt-get clean && rm -rf /var/lib/apt/lists/*
23	25
24	26	# Ensure default node user has access to /usr/local/share
25	27	RUN mkdir -p /usr/local/share/npm-global && \
		@@ -42,10 +44,11 @@
42	44
43	45	WORKDIR /workspace
44	46
	47	+ARG GIT_DELTA_VERSION=0.18.2
45	48	RUN ARCH=$(dpkg --print-architecture) && \
46		- wget "https://github.com/dandavison/delta/releases/download/0.18.2/git-delta_0.18.2_${ARCH}.deb" && \
47		- sudo dpkg -i "git-delta_0.18.2_${ARCH}.deb" && \
48		- rm "git-delta_0.18.2_${ARCH}.deb"
	49	+ wget "https://github.com/dandavison/delta/releases/download/${GIT_DELTA_VERSION}/git-delta_${GIT_DELTA_VERSION}_${ARCH}.deb" && \
	50	+ sudo dpkg -i "git-delta_${GIT_DELTA_VERSION}_${ARCH}.deb" && \
	51	+ rm "git-delta_${GIT_DELTA_VERSION}_${ARCH}.deb"
49	52
50	53	# Set up non-root user
51	54	USER node
		@@ -58,7 +61,8 @@
58	61	ENV SHELL=/bin/zsh
59	62
60	63	# Default powerline10k theme
61		-RUN sh -c "$(wget -O- https://github.com/deluan/zsh-in-docker/releases/download/v1.2.0/zsh-in-docker.sh)" -- \
	64	+ARG ZSH_IN_DOCKER_VERSION=1.2.0
	65	+RUN sh -c "$(wget -O- https://github.com/deluan/zsh-in-docker/releases/download/v${ZSH_IN_DOCKER_VERSION}/zsh-in-docker.sh)" -- \
62	66	-p git \
63	67	-p fzf \
64	68	-a "source /usr/share/doc/fzf/examples/key-bindings.zsh" \

M.devcontainer/devcontainer.json+3 -1

		@@ -3,7 +3,9 @@
3	3	"build": {
4	4	"dockerfile": "Dockerfile",
5	5	"args": {
6		- "TZ": "${localEnv:TZ:America/Los_Angeles}"
	6	+ "TZ": "${localEnv:TZ:America/Los_Angeles}",
	7	+ "GIT_DELTA_VERSION": "0.18.2",
	8	+ "ZSH_IN_DOCKER_VERSION": "1.2.0"
7	9	}
8	10	},
9	11	"runArgs": [