init

.github/workflows/ci.yaml

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+name: Build devcontainer
+on:
+  push:
+  schedule:
+    - cron: '0 16 * * FRI'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Login to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Set buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          push: true
+          tags: |
+            ghcr.io/${{ github.actor }}/devcontainer:latest

Dockerfile

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+# ========================================= #
+# Containerfile v1.0; job79                 #
+# Configure and setup a neovim devcontainer #
+# for go and nodejs development.            #
+# ========================================= #
+FROM quay.io/fedora/fedora:41
+
+# === setup system ===
+RUN dnf update -y && \
+  dnf copr enable -y atim/lazygit && \
+  dnf -y install neovim unzip \
+  bash-completion zoxide fd-find chafa lazygit procps \
+  git go npm
+
+# === setup container user ===
+RUN useradd -ms /bin/bash user && usermod -aG wheel user && sed -i '/NOPASSWD/s/^#//g' /etc/sudoers
+RUN mkdir /run/user/1000 && chown user:user /run/user/1000
+USER user
+WORKDIR /home/user
+COPY config/user/bashrc /home/user/.bashrc
+COPY config/user/profile /home/user/.bash_profile
+
+# === setup neovim ===
+RUN git clone --depth 1 https://github.com/LazyVim/starter ~/.config/nvim
+COPY --chown=user:user config/nvim/plugins /home/user/.config/nvim/lua/plugins
+COPY --chown=user:user config/nvim/config /home/user/.config/nvim/lua/config
+COPY --chown=user:user config/nvim/lazyvim.json /home/user/.config/nvim/lazyvim.json
+
+# === setup container ===
+ENV TZ="Europe/Amsterdam"
+VOLUME /home/user/.local /home/user/.cache

config/nvim/config/keymaps.lua

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+-- Configure custom keymaps.
+local keymap = vim.keymap.set
+local delkeymap = vim.keymap.del
+local opts = { noremap = true, silent = true }
+
+-- Improved line start/end
+keymap({ "n", "v" }, "H", "^", opts)
+keymap({ "n", "v" }, "L", "$", opts)
+
+-- Improved escape
+keymap("n", "<ESC>", "<ESC>:noh<CR>", opts)
+keymap("t", "<ESC><ESC>", "<C-\\><C-n>", opts)
+
+-- Disable alt j/k to move lines (conflict with default vim motions)
+delkeymap({ "i", "v" }, "<A-j>")
+delkeymap({ "i", "v" }, "<A-k>")

config/nvim/config/lazy.lua

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+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not (vim.uv or vim.loop).fs_stat(lazypath) then
+	local lazyrepo = "https://github.com/folke/lazy.nvim.git"
+	local out = vim.fn.system({ "git", "clone", "--filter=blob:none", "--branch=stable", lazyrepo, lazypath })
+	if vim.v.shell_error ~= 0 then
+		vim.api.nvim_echo({
+			{ "Failed to clone lazy.nvim:\n", "ErrorMsg" },
+			{ out, "WarningMsg" },
+			{ "\nPress any key to exit..." },
+		}, true, {})
+		vim.fn.getchar()
+		os.exit(1)
+	end
+end
+vim.opt.rtp:prepend(lazypath)
+
+require("lazy").setup({
+	spec = {
+		{ "LazyVim/LazyVim", import = "lazyvim.plugins" },
+		{ import = "plugins" },
+	},
+	defaults = {
+		lazy = false,
+		version = false,
+	},
+	install = {},
+	checker = {
+		enabled = true,
+		notify = true,
+	},
+	performance = {
+		rtp = {
+			disabled_plugins = {
+				"gzip",
+				"netrwPlugin",
+				"tarPlugin",
+				"tohtml",
+				"tutor",
+				"zipPlugin",
+			},
+		},
+	},
+})

config/nvim/config/options.lua

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+-- Set some custom options.
+local opt = vim.o
+local global = vim.g
+
+-- Set target text width for gww to 60.
+opt.tw = 60
+
+-- Use the internal clipboard.
+opt.clipboard = ""
+
+-- Use original gruvbox theme.
+global.gruvbox_material_foreground = "original"
+
+-- Disable snack animations.
+global.snacks_animate = false

config/nvim/lazyvim.json

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+{
+  "extras": [
+    "lazyvim.plugins.extras.ai.copilot",
+    "lazyvim.plugins.extras.dap.core",
+    "lazyvim.plugins.extras.lang.go",
+    "lazyvim.plugins.extras.lang.svelte",
+    "lazyvim.plugins.extras.lang.tailwind",
+    "lazyvim.plugins.extras.lang.typescript",
+    "lazyvim.plugins.extras.test.core"
+  ],
+  "version": 7
+}

config/nvim/plugins/colorscheme.lua

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+-- Configure rose-pine and gruvbox-material colorschemes.
+return {
+	{ "rose-pine/neovim", name = "rose-pine" },
+	{ "sainnhe/gruvbox-material" },
+	{
+		"LazyVim/LazyVim",
+		opts = { colorscheme = "gruvbox-material" },
+	},
+}

config/nvim/plugins/disabled.lua

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+-- Disable unused plugins and functionality.
+return {
+	{
+		-- Disable the dashboard.
+		"folke/snacks.nvim",
+		opts = {
+			dashboard = { enabled = false },
+			notifier = { level = vim.log.levels.WARN },
+		},
+	},
+	{
+		-- Disable inline hints by default.
+		"neovim/nvim-lspconfig",
+		opts = {
+			inlay_hints = { enabled = false },
+		},
+	},
+
+	-- Disable unused plugins.
+	{ "folke/flash.nvim", enabled = false },
+	{ "folke/todo-comments.nvim", enabled = false },
+	{ "folke/trouble.nvim", enabled = false },
+	{ "MagicDuck/grug-far.nvim", enabled = false },
+	{ "akinsho/bufferline.nvim", enabled = false },
+}

config/user/bashrc

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+. /etc/bashrc
+
+# === environment ===
+export EDITOR=nvim \
+  WAYLAND_DISPLAY=wayland-0 \
+  XDG_RUNTIME_DIR=/run/user/1000 \
+  SSH_AUTH_SOCK=/run/user/1000/ssh-auth-sock \
+  PS1='\[\e[30;46m\] container | \w \[\e[0;36m\]\[\e[m\] '
+
+# === aliases and functions ===
+alias vi=nvim
+post() { curl -sF "content=<-" "https://paste.plabble.org/$2?lang=$1" && echo; }
+eval "$(zoxide init --cmd cd bash)"
+eval "$(fzf --bash)"

config/user/profile

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+. ~/.bashrc
+
+# === persist copilot auth files inside .local volume ===
+if [ ! -d ~/.config/github-copilot ]; then
+  mkdir -p ~/.local/share/github-copilot
+  ln -s ~/.local/share/github-copilot ~/.config
+fi

enter.sh

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+#!/bin/sh
+# =============================================== #
+# enter.sh v1.0; job79                            #
+# Enter into an existing or new dev container and #
+# automatically handle dev container updates.     #
+# =============================================== #
+set -eu
+log() { printf '\e[%sm%s\e[0m %s\n' "${3:-36}" "${2:-○}" "$1"; }
+arg() { echo -n " $@"; }
+
+# run_args returns the arguments required for the podman run
+# command.
+run_args() {
+  arg "--name $name"
+
+  # Disable some security settings to make it possible to
+  # mount host directories without problems.
+  arg "--security-opt label=disable" # disable labeling so mounts don't need to be labeled.
+  arg "--userns=keep-id"             # required for ~/.ssh which is usually 700.
+
+  # Use host networking.
+  arg "--net=host"
+
+  # Mount the wayland socket. Required to get the system
+  # clipbard (wl-copy) working.
+  [ -e "/run/user/$UID/wayland-0" ] && arg "-v /run/user/$UID/wayland-0:/run/user/1000/wayland-0"
+
+  # Mount the ssh socket, directory and the git config
+  # directory. This gets the host ssh and git configuration
+  # working inside the container.
+  [ -e "$SSH_AUTH_SOCK" ] && arg "-v $SSH_AUTH_SOCK:/run/user/1000/ssh-auth-sock"
+  [ -d "$HOME/.ssh" ] && arg "-v $HOME/.ssh:/home/user/.ssh"
+  [ -d "$HOME/.config/git" ] && arg "-v $HOME/.config/git:/home/user/.config/git"
+
+  # Mount host directories with programming projects.
+  [ -d "$HOME/Documents" ] && arg "-v $HOME/Documents:/home/user/Documents"
+  [ -d "$HOME/.local/share/devcontainer" ] && arg "-v $HOME/.local/share/devcontainer:/home/user/.dev"
+
+  # Add volumes for .local and .cache so these survive
+  # container restarts.
+  arg "-v $name-local:/home/user/.local"
+  arg "-v $name-cache:/home/user/.cache"
+}
+
+### MAIN ###
+name="dev"
+image="git.plabble.org/job79/dev:latest"
+fetch=false
+
+while test $# -gt 0; do
+  case "$1" in
+  --image | -i) shift && fetch=true && image="$1" ;;
+  --fetch | -f) fetch=true ;;
+  -*) log "unknown argument '$1'" 'x' 31 ;;
+  *) name="$1" ;;
+  esac
+  shift
+done
+
+if [ "$fetch" = true ] || [ "$(podman container inspect "$name" -f {{.State.Running}} 2>&1)" != 'true' ]; then
+  log "fetching updates..."
+  if [ "$(podman pull -q "$image")" != "$(podman container inspect "$name" -f {{.Image}} 2>&1)" ]; then
+    log "container image downloaded" '✓' 32
+    podman container rm -f -t 1 "$name" 1>/dev/null
+    podman run -td $(run_args) "$image"
+  else
+    log "no updates available" '✓' 32
+  fi
+fi
+
+podman start "$name" 1>/dev/null
+podman exec --detach-keys "" -it "$name" bash -l