fixed provisioning with file

ec2.tf

@@ -14,14 +14,21 @@ resource "aws_instance" "k3s_box" {
 
   # user_data = "${file("./setup_scripts/script.sh")}"
 
+  connection {
+    type = "ssh"
+    user = "ec2-user"
+    private_key = file("${local_file.k3s_box_private_key.filename}")
+    host = self.public_ip
+  }
+
   provisioner "file" {
     source = "./setup_scripts/install_crontab.sh"
-    destination = "/home/ec2-user"
+    destination = "/home/ec2-user/install_crontab.sh"
   }
 
   provisioner "file" {
     source = "./setup_scripts/duckdns.sh"
-    destination = "/home/ec2-user"
+    destination = "/home/ec2-user/duckdns.sh"
   }
 
   provisioner "remote-exec" {