add code

.gitignore

@@ -0,0 +1,2 @@
+dist/
+canihazip

build.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+OUTPUTFILE="dist/canihazip"
+
+mkdir -p "$SCRIPT_DIR/dist"
+rm "$SCRIPT_DIR"/dist/canihazip &> /dev/null
+
+go mod tidy
+go build -v -trimpath -ldflags "-s -w" -o "$OUTPUTFILE"
+
+if [ $? -eq 0 ]; then
+  chmod +x "$OUTPUTFILE"
+  echo "Build Succeeded ->  $OUTPUTFILE"
+fi

canihazip.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+    "fmt"
+    "net"
+    "net/http"
+)
+
+func getMyIP(w http.ResponseWriter, r *http.Request) {
+    host, _, _ := net.SplitHostPort(r.RemoteAddr)
+    fmt.Fprint(w, host)
+    fmt.Printf("Received request from %s\n", host)
+}
+
+func main() {
+    fmt.Println("Server running on 0.0.0.0:5000")
+    http.HandleFunc("/", getMyIP)
+    if err := http.ListenAndServe("0.0.0.0:5000", nil); err != nil {
+        panic(err)
+    }
+}

go.mod

@@ -0,0 +1,3 @@
+module canihazip
+
+go 1.22.1