Upgraded Go version and the version of all dependencies. Fixed som more bugs.

pkg/db/dbHelper.go

@@ -3,11 +3,11 @@ package db
 import (
 	"context"
 	"fmt"
-	"github.com/jackc/pgx/v4/pgxpool"
+	"github.com/jackc/pgx/v5"
 	"os"
 )
 
-var pool *pgxpool.Pool
+var pool *pgx.Conn
 
 func InitDB(host string, port int, user string, password string, dbname string) {
 
@@ -18,7 +18,7 @@ func InitDB(host string, port int, user string, password string, dbname string)
 	fmt.Println(psqlInfo)
 
 	var err error
-	pool, err = pgxpool.Connect(context.Background(), psqlInfo)
+	pool, err = pgx.Connect(context.Background(), psqlInfo)
 	if err != nil {
 		_, _ = fmt.Fprintf(os.Stderr, "Unable to connect to database: %v\n", err)
 		os.Exit(1)
@@ -30,11 +30,15 @@ func InitDB(host string, port int, user string, password string, dbname string)
 		_, _ = fmt.Fprintf(os.Stderr, "QueryRow failed: %v\n", err)
 		os.Exit(1)
 	}
+	Testf()
 	fmt.Println(success)
 }
 
 func CloseDb() {
-	pool.Close()
+	err := pool.Close(context.Background())
+	if err != nil {
+		return
+	}
 }
 
 func Testf() {