docs: add README for Holesail reverse proxy installation and usage

.github/workflows/release.yml

@@ -40,6 +40,6 @@ jobs:
       - name: Create release
         uses: ncipollo/release-action@v1.15.0
         with:
-          tag: ${{ needs.create-tag.outputs.new_tag }}
+          tag: ${{ env.RELEASE_VERSION }}
           artifacts: holesail-proxy-${{ matrix.os }}-${{ matrix.arch }}.zip
           allowUpdates: true

README.md

@@ -0,0 +1,22 @@
+# Holesail reverse proxy
+A CLI for running holesail as a reverse proxy
+
+# Instalation
+
+> [!IMPORTANT]
+> Make sure you have holesail installed on your system
+
+Windows:
+```
+irm https://raw.githubusercontent.com/CyberL1/holesail-proxy/main/scripts/get.ps1 | iex
+```
+
+Linux:
+```
+curl -fsSL https://raw.githubusercontent.com/CyberL1/holesail-proxy/main/scripts/get.sh | sh
+```
+
+# Usage
+
+1. Do `holesail-proxy up`
+2. Go to `<hash>.localhost` and you'll be connected to the holesail connector after a moment

cmd/down.go

@@ -2,6 +2,8 @@ package cmd
 
 import (
 	"fmt"
+	"os"
+	"os/exec"
 	"strings"
 	"syscall"
 
@@ -18,6 +20,11 @@ var downCmd = &cobra.Command{
 	Short: "Stop running holesail processes",
 	Args:  cobra.NoArgs,
 	Run: func(cmd *cobra.Command, args []string) {
+		if _, err := exec.LookPath("holesail"); err != nil {
+			fmt.Println("holesail command not found")
+			os.Exit(1)
+		}
+
 		processes, err := process.Processes()
 		if err != nil {
 			fmt.Println(err)

cmd/up.go

@@ -24,6 +24,11 @@ var upCmd = &cobra.Command{
 	Short: "Start holesail proxy",
 	Args:  cobra.NoArgs,
 	Run: func(cmd *cobra.Command, args []string) {
+		if _, err := exec.LookPath("holesail"); err != nil {
+			fmt.Println("holesail command not found")
+			os.Exit(1)
+		}
+
 		cmd.Println("Starting proxy")
 
 		http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {