feat: add installation script

scripts/install.sh

@@ -0,0 +1,80 @@
+#!/bin/bash
+
+set -e
+
+# Handle release argument
+if [ -z "$1" ]; then
+	RELEASE="latest"
+else
+	RELEASE="tag/$1"
+fi
+
+# Setup temp dir and cleanup
+TEMP_DIR="$(mktemp -d)"
+trap 'rm -rf "$TEMP_DIR"' EXIT
+
+# Internal variables
+PROJECT_REPO="https://github.com/mishamyrt/runon"
+DIST_URL="$PROJECT_REPO/releases/$RELEASE/download/runon.zip"
+DIST_FILE="$TEMP_DIR/runon.zip"
+INSTALLATION_DIR="/usr/local/bin"
+SCRIPT_FILE_NAME="runon"
+DAEMON_FILE_NAME="runon-daemon"
+SCRIPT_PATH="$INSTALLATION_DIR/$SCRIPT_FILE_NAME"
+DAEMON_PATH="$INSTALLATION_DIR/$DAEMON_FILE_NAME"
+
+colored_print() {
+    echo -e "\033[${2}m${1}\033[0m"
+}
+
+grey() {
+    colored_print "$1" "30"
+}
+
+green() {
+    colored_print "$1" "32"
+}
+
+# Function to color text in yellow
+yellow() {
+    colored_print "$1" "33"
+}
+
+# Function to color text in blue
+blue() {
+    colored_print "$1" "34"
+}
+
+# Function to color text in magenta
+magenta() {
+    colored_print "$1" "35"
+}
+
+get_dist() {
+	curl -sL "$DIST_URL" -o "$DIST_FILE"
+	unzip "$DIST_FILE" -d "$TEMP_DIR" > /dev/null
+}
+
+install_dist() {
+	sudo rm -f \
+		"$SCRIPT_PATH" \
+		"$DAEMON_PATH"
+	sudo cp "$TEMP_DIR/$SCRIPT_FILE_NAME" "$SCRIPT_PATH"
+	sudo cp "$TEMP_DIR/$DAEMON_FILE_NAME" "$DAEMON_PATH"
+}
+
+install() {
+	echo "Installing runon $RELEASE"
+	previous_version="$(runon-daemon --version || echo "")"
+	if [ -n "$previous_version" ]; then
+		grey "Overwriting previous version: $previous_version"
+	fi
+	grey "Downloading distribution..."
+	get_dist
+	grey "Installing..."
+	install_dist
+	green "Success"
+}
+
+install
+