feat: add plugins for zsh

.zsh/zsh-navigation-tools/doc/generate_single_file

@@ -0,0 +1,34 @@
+#!/usr/bin/env zsh
+
+local PLUGIN_FILE="doc/zshnavigationtools.plugin.zsh"
+
+[ -d doc ] || cd ..
+
+rm -vf "$PLUGIN_FILE"
+echo "# The preamble comments apply when using ZNT as autoload functions" >>"$PLUGIN_FILE"
+echo "# https://github.com/z-shell/zsh-navigation-tools" >>"$PLUGIN_FILE"
+echo "# License is GPLv3 and MIT" >>"$PLUGIN_FILE"
+echo -n "# " >>"$PLUGIN_FILE"
+git show-ref master | head -1 >>"$PLUGIN_FILE"
+echo >>"$PLUGIN_FILE"
+
+for i in n-*(on); do
+    echo "$i() {" >>"$PLUGIN_FILE"
+    cat "$i" >>"$PLUGIN_FILE"
+    echo "}" >>"$PLUGIN_FILE"
+    echo "alias n${i#n-}=$i" >>"$PLUGIN_FILE"
+    echo >>"$PLUGIN_FILE"
+done
+
+# Append znt-* files
+for i in znt-*(on); do
+    echo "$i() {" >>"$PLUGIN_FILE"
+    cat "$i" >>"$PLUGIN_FILE"
+    echo "}" >>"$PLUGIN_FILE"
+    echo >>"$PLUGIN_FILE"
+done
+
+# Append ^R bind
+echo "zle -N znt-history-widget" >>"$PLUGIN_FILE"
+echo "bindkey '^R' znt-history-widget" >>"$PLUGIN_FILE"
+echo "setopt AUTO_PUSHD HIST_IGNORE_DUPS PUSHD_IGNORE_DUPS" >>"$PLUGIN_FILE"