added Makefile variable port

sqlite-server/go.mod

@@ -8,9 +8,10 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/ncruces/go-strftime v0.1.9 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
-	golang.org/x/sys v0.22.0 // indirect
-	modernc.org/libc v1.55.3 // indirect
-	modernc.org/mathutil v1.6.0 // indirect
-	modernc.org/memory v1.8.0 // indirect
-	modernc.org/sqlite v1.34.5 // indirect
+	golang.org/x/exp v0.0.0-20230315142452-642cacee5cc0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	modernc.org/libc v1.61.13 // indirect
+	modernc.org/mathutil v1.7.1 // indirect
+	modernc.org/memory v1.8.2 // indirect
+	modernc.org/sqlite v1.35.0 // indirect
 )

sqlite-server/main.go

@@ -3,15 +3,22 @@ package main
 import (
 	"database/sql"
 	"encoding/json"
+	"log"
 	"net/http"
+	"os"
 	"strings"
 
 	_ "modernc.org/sqlite"
 )
 
-const PORT = ":3000"
-
 func main() {
+	var PORT string
+	if len(os.Args) > 1 {
+		PORT = os.Args[1]
+	} else {
+		PORT = "15521"
+	}
+
 	db, _ := sql.Open("sqlite", "emails.db")
 	db.Exec(`CREATE TABLE IF NOT EXISTS emails (
 		email TEXT PRIMARY KEY,
@@ -40,5 +47,6 @@ func main() {
 		w.Write([]byte("SQLite Write Server is running"))
 	})
 
-	http.ListenAndServe(PORT, nil)
+	log.Println("Starting server on port", PORT)
+	log.Fatal(http.ListenAndServe(":"+PORT, nil))
 }