Install latest version of NeoVim on Raspberry PI

install_neo_vim.sh

#!/usr/bin/env bash

set -e

echo "=== Neovim Installer / Upgrader for Raspberry Pi ==="

# Detect architecture
ARCH=$(uname -m)
echo "Detected architecture: $ARCH"

INSTALL_DIR="/opt/nvim"
BIN_LINK="/usr/local/bin/nvim"

# Remove old install if exists
if command -v nvim >/dev/null 2>&1; then
    echo "Existing Neovim found. Removing old version..."
    sudo rm -rf "$INSTALL_DIR"
    sudo rm -f "$BIN_LINK"
fi

# Create install directory
sudo mkdir -p "$INSTALL_DIR"
cd /tmp

# Install dependencies
echo "Installing dependencies..."
sudo apt update
sudo apt install -y curl git build-essential ninja-build gettext cmake unzip

# Function to install from source (fallback)
install_from_source() {
    echo "Building Neovim from source (this may take a while)..."
    git clone https://github.com/neovim/neovim.git
    cd neovim
    git checkout stable
    make CMAKE_BUILD_TYPE=Release
    sudo make install
}

# Install based on architecture
if [[ "$ARCH" == "aarch64" ]]; then
    echo "Installing Neovim via AppImage (ARM64)..."
    
    curl -LO https://github.com/neovim/neovim/releases/latest/download/nvim-linux-arm64.appimage
    
    chmod u+x nvim-linux-arm64.appimage
    
    ./nvim-linux-arm64.appimage --appimage-extract
    
    sudo mv squashfs-root/* "$INSTALL_DIR"
    sudo ln -sf "$INSTALL_DIR/AppRun" "$BIN_LINK"

elif [[ "$ARCH" == "armv7l" ]]; then
    echo "ARMv7 detected → building from source..."
    install_from_source

else
    echo "Unknown architecture → attempting source build..."
    install_from_source
fi

# Verify installation
echo "Verifying Neovim installation..."
nvim --version | head -n 1

echo "=== Neovim installation/upgrade complete ==="