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set -o vi      # 切换到 vi 模式
set -o emacs   # 切回 emacs 模式

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# 安装 zsh
apt install zsh
chsh -s /bin/zsh
# 重新登录

# 安装 oh-my-zsh
sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

# 查可用的 shell
cat /etc/shells
echo $SHELL

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ll ~/.oh-my-zsh/themes
# 推荐：bira（清爽）、ys（花哨）、dst

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vim ~/.zshrc
# ZSH_THEME="robbyrussell"  改为
ZSH_THEME="bira"

source ~/.zshrc

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# 自动提示历史记录
git clone https://github.com/zsh-users/zsh-autosuggestions \
    ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions

# 语法高亮
git clone https://github.com/zsh-users/zsh-syntax-highlighting.git \
    ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting

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vim ~/.zshrc
plugins=(
  git
  zsh-autosuggestions
  zsh-syntax-highlighting
)

source ~/.zshrc

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su
cp ~/.zshrc /root
cp -r ~/.oh-my-zsh /root
cd /root
source .zshrc
# 权限问题
chmod -R 755 ~/.oh-my-zsh

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# 前置：Neovim 0.7+（2022-02 发布的 0.7 才是 0.5+ 真正稳定）
git clone https://github.com/NvChad/NvChad ~/.config/nvim --depth 1 && nvim

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# linux/macos
rm -rf ~/.config/nvim
rm -rf ~/.local/share/nvim
rm -rf ~/.cache/nvim

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# Neovim 0.7 以上
python3 python -V
git

# 能连 GitHub（proxychains + v2ray 通用方案）
curl --socks5 127.0.0.1:1080 https://www.google.com/

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wget https://github.com/neovim/neovim/releases/download/v0.7.2/nvim-linux64.tar.gz
tar -xvf nvim-linux64.tar.gz
mv nvim-linux64 /usr/local/
cd /bin
ln -s /usr/local/nvim-linux64/bin/nvim nvim

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bash <(curl -s https://raw.githubusercontent.com/lunarvim/lunarvim/master/utils/installer/install.sh)

# 添加到 PATH
vim ~/.zshrc
export PATH=$PATH:/root/.local/bin
source ~/.zshrc

# 启动
lvim

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bash ~/.local/share/lunarvim/lvim/utils/installer/uninstall.sh
# 或
bash <(curl -s https://raw.githubusercontent.com/lunarvim/lunarvim/master/utils/installer/uninstall.sh)

# 完全清理
find / -name "lvim"
rm -rf /root/.config/lvim
rm -rf /root/.local/share/lunarvim/lvim
rm -rf /root/.local/share/lunarvim/lvim/lua/lvim
rm -rf /root/.local/share/lunarvim/lvim/tests/lvim
rm -rf /root/.local/bin/lvim
rm -rf /root/.cache/lvim

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# 配置文件
~/.config/lvim/config.lua

# 启动
/root/.local/bin/lvim

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# 在 LunarVim 内
:LvimUpdate

# 命令行
lvim +LvimUpdate +q

# 更新插件
:LvimUpdate
:PackerUpdate

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# 安装
yum install -y tmux

# 新建会话
tmux new -s session_name

# 退出（不关会话）
# ctrl + b 然后按 d

# 进入已有会话
tmux attach -t session_name

# 列出所有会话
tmux ls
# ctrl + b 然后按 s    交互式切换

# 关闭会话
tmux kill-session -t session_name

# 关闭所有会话
tmux ls | grep : | cut -d. -f1 | awk '{print substr($1, 0, length($1)-1)}' | xargs kill

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# 清理 bash 历史命令
history -c
history -w

# 当前会话用过的命令
history -r

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# 全部清空（动静大）
cat /dev/null > /var/log/wtmp
cat /dev/null > /var/log/btmp
cat /dev/null > /var/log/lastlog
cat /dev/null > /var/log/secure

# 局部清理（删指定 IP）
sed -i '/222.137.129.138/d' /var/log/wtmp
sed -i '/222.137.129.138/d' /var/log/btmp
sed -i '/222.137.129.138/d' /var/log/lastlog
sed -i '/222.137.129.138/d' /var/log/secure
sed -i '/222.137.129.138/d' /var/log/auth.log

# 全局替换 IP
sed -i 's/原IP/新IP/g' /var/log/secure

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# 把文件 1 的时间复制给文件 2
touch -r 1.php 2.php

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# 换回 bash
chsh -s /bin/bash

# 清理文件
rm -rf /root/.oh-my-zsh

# 彻底擦除（用 wipe）
apt install wipe
wipe -rfi /root/.oh-my-zsh
wipe -rfi /root/.zsh_history
wipe -rfi /root/.zshrc

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sudo apt update
sudo apt upgrade

sudo apt -y install task-gnome-desktop
sudo apt install tasksel

sudo tasksel install desktop gnome-desktop

sudo systemctl set-default graphical.target

sudo reboot

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# 2024 装 Neovim
apt install neovim                  # Ubuntu 24.04 默认 0.10+
brew install neovim                 # macOS

# 用 nightly 拿最新特性
apt install software-properties-common
add-apt-repository ppa:neovim-ppa/unstable
apt update && apt install neovim

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# 2024 推荐：LazyVim
git clone https://github.com/LazyVim/starter ~/.config/nvim
nvim
# 自动安装所有插件

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-- ~/.config/nvim/lua/lsp.lua (LazyVim 风格)
vim.api.nvim_create_autocmd('LspAttach', {
  group = vim.api.nvim_create_augroup('lsp-attach', { clear = true }),
  callback = function(event)
    local opts = { buffer = event.buf }
    vim.keymap.set('n', 'K', '<cmd>lua vim.lsp.buf.hover()<cr>', opts)
    vim.keymap.set('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<cr>', opts)
    vim.keymap.set('n', 'gr', '<cmd>lua vim.lsp.buf.references()<cr>', opts)
  end,
})

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# 装
apt install helix              # Ubuntu 24.04+ 已收
cargo install helix-term       # 从源码（最新版）

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# ~/.tmux.conf (2024 现代版)
set -g mouse on
set -g default-terminal "tmux-256color"
set -g status-interval 5
set -g status-left-length 32
set -g status-left "#{?client_prefix,#[fg=red],#[fg=green]}#S #[fg=white]| "
set -g status-right "#[fg=yellow]%H:%M "

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# 装 Starship
curl -sS https://starship.rs/install.sh | sh
# ~/.zshrc 加
eval "$(starship init zsh)"

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curl -fsSL https://raw.githubusercontent.com/zimfw/install/master/install.zsh | zsh