Add install script to download from binary release

README.md

@@ -96,16 +96,14 @@ cointop
 
 ### Binary (all platforms)
 
-You can download the binary from the [releases](https://github.com/miguelmota/cointop/releases) page
+You can download the binary from the [releases](https://github.com/miguelmota/cointop/releases) page.
 
 ```bash
-# replace x.x.x with the latest version
-wget https://github.com/miguelmota/cointop/releases/download/x.x.x/cointop_x.x.x_linux_amd64.tar.gz
-tar -xvzf cointop_x.x.x_linux_amd64.tar.gz cointop
-./cointop
+curl -o- https://raw.githubusercontent.com/miguelmota/cointop/master/install.sh | bash
+```
 
-# optionally move to bin path
-sudo mv cointop /usr/local/bin/cointop
+```bash
+wget -qO- https://raw.githubusercontent.com/miguelmota/cointop/master/install.sh | bash
 ```
 
 ### Homebrew (macOS)

install.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+VERSION=$(curl --silent "https://api.github.com/repos/miguelmota/cointop/releases/latest" | grep -Po --color=never '"tag_name": "\K.*?(?=")')
+
+OSNAME="linux"
+if [[ $(uname) == 'Darwin' ]]; then
+  OSNAME="darwin"
+fi
+
+(
+  cd /tmp
+  wget https://github.com/miguelmota/cointop/releases/download/${VERSION}/cointop_${VERSION}_${OSNAME}_amd64.tar.gz
+  tar -xvzf cointop_${VERSION}_${OSNAME}_amd64.tar.gz cointop
+
+  sudo mv cointop /usr/local/bin/cointop
+  cointop --version
+)