build: support pkg managers installation (#87)

closes #71, #84, #86
- AUR
- Homebrew
- Nix
- Debian (.deb)
- RPM (.rpm)
- Aqua
- ASDF

This is my first time doing this, so there might be mistakes. If you
can't download it through any pkg manager, please leave a comment or
open an issue

---------

Co-authored-by: use-the-fork <23747916+use-the-fork@users.noreply.github.com>

scripts/install.sh

@@ -155,7 +155,7 @@ get_download_url() {
         err "GitHub API error (HTTP ${http_code}): ${msg}"
     fi
 
-    url=$(echo "${releases}" | grep "browser_download_url" | grep "${arch}" | head -1 | cut -d '"' -f 4)
+    url=$(echo "${releases}" | grep "browser_download_url" | grep "${arch}\.tar\.gz" | head -1 | cut -d '"' -f 4)
     echo "${url}"
 }