Add autocompletions and a nicer installation URL (#185)

Closes: #172
Adds support for autocompletions and a nicer looking URL for the installation script.

Author: Karolina-Bogacka

README.md

@@ -10,7 +10,7 @@ If you are using Linux (x86_64, ARM64), macOS (ARM64), or WSL on Windows, the re
 To do so, run:
 
 ```shell
-. <(curl -sSfL https://raw.githubusercontent.com/Jelly-RDF/cli/main/install.sh)
+. <(curl -sSfL https://w3id.org/jelly/setup-cli.sh)
 jelly-cli
 ```
 

install.sh

@@ -83,11 +83,5 @@ else
   exit 1
 fi
 
-# Check if zsh or bash is being used and source the appropriate file
-if expr "$SHELL" : '.*zsh' >/dev/null; then
-  echo  "Run source ""$HOME/.zshrc"" or restart your terminal to permanently link the jelly-cli command."
-elif expr "$SHELL" : '.*bash' >/dev/null; then
-  echo  "Run source ""$HOME/.bashrc"" or restart your terminal to permanently link the jelly-cli command."
-fi
-
-
+jelly-cli completions install > /dev/null
+eval "$(jelly-cli completions install --env)"