chore: do not use package managers in installer (#2201)

install.sh

@@ -1,5 +1,6 @@
 #! /usr/bin/env bash
 
+
 if [[ "${BASH_VERSION%%.*}" -eq 3 ]]; then
     echo "Atuin has limited support for Bash 3.2. The Atuin config enter_accept cannot be turned off." >&2
     echo "To turn off enter_accept, please upgrade your version of bash (possibly via homebrew or ports)" >&2
@@ -20,13 +21,18 @@ Magical shell history
 
 Atuin setup
 https://github.com/atuinsh/atuin
+https://forum.atuin.sh
 
-Please file an issue if you encounter any problems!
+Please file an issue or reach out on the forum if you encounter any problems!
 
 ===============================================================================
 
 EOF
 
+__atuin_install_binary(){
+  curl --proto '=https' --tlsv1.2 -LsSf https://github.com/atuinsh/atuin/releases/latest/download/atuin-installer.sh | sh
+}
+
 if ! command -v curl &> /dev/null; then
     echo "curl not installed. Please install curl."
     exit
@@ -35,139 +41,8 @@ elif ! command -v sed &> /dev/null; then
     exit
 fi
 
-__atuin_install_arch(){
-	echo "Arch Linux detected!"
 
-	if command -v pacman &> /dev/null
+__atuin_install_binary 
-	then
-		echo "Installing with pacman"
-		sudo pacman -S atuin
-	else
-		echo "Attempting AUR install"
-		if command -v paru &> /dev/null; then
-			echo "Found paru"
-			paru -S atuin
-		elif command -v yaourt &> /dev/null; then
-			echo "Found yaourt"
-			yaourt -S atuin
-		elif command -v yay &> /dev/null; then
-			echo "Found yay"
-			yay -S atuin
-		elif command -v pakku &> /dev/null; then
-			echo "Found pakku"
-			pakku -S atuin
-		elif command -v pamac &> /dev/null; then
-			echo "Found pamac"
-			pamac install atuin
-		else
-			echo "Failed to install atuin! Please try manually: https://aur.archlinux.org/packages/atuin-git/"
-		fi
-	fi
-
-}
-
-__atuin_install_binary(){
-  curl --proto '=https' --tlsv1.2 -LsSf https://github.com/atuinsh/atuin/releases/latest/download/atuin-installer.sh | sh
-}
-
-__atuin_install_linux(){
-	echo "Detected Linux!"
-	echo "Checking distro..."
-	if (uname -a | grep -qi "Microsoft"); then
-    OS="ubuntuwsl"
-  elif ! command -v lsb_release &> /dev/null; then
-    echo "lsb_release could not be found. Falling back to /etc/os-release"
-    OS="$(grep -Po '(?<=^ID=).*$' /etc/os-release | tr '[:upper:]' '[:lower:]')" 2>/dev/null
-  else
-    OS=$(lsb_release -i | awk '{ print $3 }' | tr '[:upper:]' '[:lower:]')
-  fi
-	case "$OS" in
-		"arch" | "manjarolinux" | "endeavouros")
-			__atuin_install_arch;;
-		"ubuntu" | "ubuntuwsl" | "debian" | "linuxmint" | "parrot" | "kali" | "elementary" | "pop" | "neon" | "tuxedo")
-			__atuin_install_binary;;
-		*)
-			__atuin_install_binary;;
-	esac
-}
-
-__atuin_install_mac(){
-	echo "Detected Mac!"
-
-	if command -v brew &> /dev/null
-	then
-		echo "Installing with brew"
-		brew install atuin
-	else
-		echo "Could not find brew, installing a binary"
-		__atuin_install_binary
-	fi
-
-}
-
-__atuin_install_termux(){
-	echo "Termux detected!"
-
-	if command -v pkg &> /dev/null; then
-		echo "Installing with pkg"
-		pkg install atuin
-	else
-		echo "Could not find pkg"
-		__atuin_install_unsupported
-	fi
-}
-
-__atuin_install_cargo(){
-	echo "Attempting install with cargo"
-
-	if ! command -v cargo &> /dev/null
-	then
-		echo "cargo not found! Attempting to install rustup"
-
-		if command -v rustup &> /dev/null
-		then
-			echo "rustup was found, but cargo wasn't. Something is up with your install"
-			exit 1
-		fi
-
-		curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -q
-
-		echo "rustup installed! Attempting cargo install"
-
-	fi
-
- 	# Log cargo and rustc versions for support
-	cargo --version
- 	rustc --version
-  
-	cargo install atuin
-}
-
-__atuin_install_unsupported(){
-	echo "Unknown or unsupported OS or architecture"
-	echo "Please check the README at https://github.com/atuinsh/atuin for manual install instructions"
-	echo "If you have any problems, please open an issue!"
-
-	while true; do
-		read -r -p "Do you wish to attempt an install with 'cargo'? [Y/N] " yn
-		case $yn in
-			[Yy]* ) __atuin_install_cargo; break;;
-			[Nn]* ) exit;;
-			* ) echo "Please answer yes or no.";;
-		esac
-	done
-}
-
-# TODO: would be great to support others!
-case "$OSTYPE" in
-  linux-android*) __atuin_install_termux ;;
-  linux*)         __atuin_install_linux ;;
-  darwin*)        __atuin_install_mac ;;
-  msys*)          __atuin_install_unsupported ;;
-  solaris*)       __atuin_install_unsupported ;;
-  bsd*)           __atuin_install_unsupported ;;
-  *)              __atuin_install_unsupported ;;
-esac
 
 # TODO: Check which shell is in use
 # Use of single quotes around $() is intentional here
@@ -201,10 +76,11 @@ cat << EOF
 
 Thanks for installing Atuin! I really hope you like it.
 
-If you have any issues, please open an issue on GitHub or visit our Discord (https://discord.gg/jR3tfchVvW)!
+If you have any issues, please open an issue on GitHub or visit our forum (https://forum.atuin.sh)!
 
 If you love Atuin, please give us a star on GitHub! It really helps ⭐️ https://github.com/atuinsh/atuin
 
 Please run "atuin register" to get setup with sync, or "atuin login" if you already have an account
 
 EOF
+