docs: Move installer specific doc into the installer itself

installers/install_nvim.sh

@@ -1,4 +1,17 @@
 #!/usr/bin/env bash
+#
+# Neovim Installer Script
+#
+# What this script does:
+# 1. Detects the Linux distribution.
+# 2. Installs required dependencies (git, wget, tar, curl, unzip, ripgrep, fd, cmake, make, gcc, python, nodejs, npm, xclip, wl-clipboard, fzf).
+# 3. Checks whether Neovim 0.11.7 is already installed.
+# 4. Prompts before installing or upgrading Neovim.
+# 5. Installs the official Neovim binary to /opt/nvim.
+# 6. Creates a symlink at /usr/local/bin/nvim.
+# 7. Clones the Neovim configuration into ~/.config/nvim.
+# 8. Configures shell files (~/.bashrc / ~/.zshrc) to set alias vim="nvim" and export EDITOR="nvim".
+#
 
 # Run metascript to check if the shell is bash
 PARENT_DIR="$(dirname "$0")/.."
@@ -150,11 +163,41 @@ install_config() {
     echo "Configuration installed."
 }
 
+configure_shell() {
+    local target_files=()
+    [ -f "$HOME/.bashrc" ] && target_files+=("$HOME/.bashrc")
+    [ -f "$HOME/.zshrc" ] && target_files+=("$HOME/.zshrc")
+
+    for config_file in "${target_files[@]}"; do
+        local modified=false
+
+        # Add alias vim=nvim if not present
+        if ! grep -q "alias vim=" "$config_file" 2>/dev/null; then
+            echo "Adding alias vim=nvim to $config_file..."
+            echo 'alias vim="nvim"' >> "$config_file"
+            modified=true
+        fi
+
+        # Add export EDITOR=nvim if not present
+        if ! grep -q "export EDITOR=" "$config_file" 2>/dev/null; then
+            echo "Setting EDITOR=nvim in $config_file..."
+            echo 'export EDITOR="nvim"' >> "$config_file"
+            modified=true
+        fi
+
+        # Source if modified
+        if [ "$modified" = true ] && [ "$config_file" = "$HOME/.bashrc" ]; then
+            . "$config_file" 2>/dev/null || true
+        fi
+    done
+}
+
 main() {
     check_config_dir
     install_packages
     install_nvim
     install_config
+    configure_shell
 
     echo
     echo "Installation complete."

installers/install_yazi.sh

@@ -1,4 +1,17 @@
 #!/usr/bin/env bash
+#
+# Yazi Installer Script
+#
+# What this script does:
+# 1. Detects the Linux distribution.
+# 2. Prompts before installing or upgrading Yazi.
+# 3. Installs Yazi:
+#    * Arch Linux: Installs yazi via pacman.
+#    * Debian / Ubuntu: Downloads the latest .deb release package from GitHub and installs it.
+#    * Fedora: Enables the COPR repository (lihaohong/yazi) and installs yazi (initially skipping weak dependencies).
+# 4. Subsequently installs the dependencies (ffmpeg, 7zip / p7zip-full, jq, poppler, fd / fd-find, ripgrep, fzf, zoxide, resvg, imagemagick) to make Yazi available quicker.
+# 5. Configures a shell wrapper function 'y' in ~/.bashrc and ~/.zshrc that allows changing directory on exit.
+#
 
 # Run metascript to check if the shell is bash
 PARENT_DIR="$(dirname "$0")/.."

readme.md

@@ -11,6 +11,8 @@ The goal is simple: reduce the number of manual steps required after installing
 | `install_nvim.sh` | Installs Neovim 0.11.7 and clones my Neovim configuration repository. |
 | `install_yazi.sh` | Installs Yazi terminal file manager and its dependencies.             |
 
+All scripts support Arch Linux, Debian / Ubuntu, and Fedora.
+
 More scripts will be added over time.
 
 ## Usage
@@ -29,36 +31,15 @@ b yazi
 b nvim,yazi
 ```
 
-## What the Neovim Installer Does
+## Uninstallation
 
-The Neovim bootstrap script:
+To completely remove the bootstrap helper tool and clear out the shell configurations (leaving any installed software configs intact), run:
 
-1. Detects the Linux distribution.
-2. Installs required dependencies (`git`, `wget`, `tar`).
-3. Checks whether Neovim 0.11.7 is already installed.
-4. Prompts before installing or upgrading Neovim.
-5. Installs the official Neovim binary to `/opt/nvim`.
-6. Creates a symlink at `/usr/local/bin/nvim`.
-7. Clones my Neovim configuration into `~/.config/nvim`.
+```bash
+b bye
+```
 
-## What the Yazi Installer Does
-
-The Yazi bootstrap script:
-
-1. Detects the Linux distribution.
-2. Prompts before installing or upgrading Yazi.
-3. Installs Yazi:
-   * **Arch Linux**: Installs `yazi` via pacman.
-   * **Debian / Ubuntu**: Downloads the latest `.deb` release package from GitHub and installs it.
-   * **Fedora**: Enables the COPR repository (`lihaohong/yazi`) and installs `yazi` (initially skipping weak dependencies).
-4. Subsequently installs the dependencies (`ffmpeg`, `7zip` / `p7zip-full`, `jq`, `poppler`, `fd` / `fd-find`, `ripgrep`, `fzf`, `zoxide`, `resvg`, `imagemagick`) to make Yazi available quicker.
-5. Configures a shell wrapper function `y` in `~/.bashrc` and `~/.zshrc` that allows changing directory on exit.
-
-Supported distributions:
-
-* Arch Linux
-* Debian / Ubuntu
-* Fedora
+Then reload your shell configuration or run `unset -f b` to clear the function definition from your current terminal session.
 
 ## Philosophy
 
@@ -73,17 +54,6 @@ That means they may make assumptions about:
 
 The scripts are intentionally straightforward Bash scripts that can be inspected and modified before execution.
 
-## Repository Structure
-
-```text
-.
-├── bootstrap.sh
-├── routes.sh
-└── installers/
-    ├── install_nvim.sh
-    └── install_yazi.sh
-```
-
 ## Future Plans
 
 Potential additions include: