diff --git a/01_05_base/.terraform.lock.hcl b/01_05_base/.terraform.lock.hcl
new file mode 100644
index 0000000..7aae32b
--- /dev/null
+++ b/01_05_base/.terraform.lock.hcl
@@ -0,0 +1,21 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/aws" {
+  version = "4.6.0"
+  hashes = [
+    "h1:lVi4Od0M2TYV+A+iO22o23U3IpLHH48hRs0yXLwG+Ts=",
+    "zh:43d00e886384dc48ca3e2949327af0dba3eb3052104367456b47882a8456ba91",
+    "zh:7d586c26021fd3ea9d377f8024a5bb3f8d877a84792d39f2e2e96a3ec0848480",
+    "zh:84a01d4060916daf2973eaaabab0cadbb97fa850b74458b0bce98565268e37c1",
+    "zh:8a65dbf2ec7c433bf1c751a4f0ec332fd1bddd14e8aab64de4ee01890223f3a0",
+    "zh:92582a5d81f2cfecb2832895091f58eec5a978cdf4982ef8d7b9d88e74b265fe",
+    "zh:98c61fc2bf6a3af8b6ac8233860fefe8620e382a5fd25040f58297485ea0422a",
+    "zh:9b12af85486a96aedd8d7984b0ff811a4b42e3d88dad1a3fb4c0b580d04fa425",
+    "zh:a32ae8bb7397b4fd4eb4f5b21a119460bc74ec4be2baf8e0cc543c6945a74415",
+    "zh:ae38e3d167cf69c5b8734eb581044c8621d70ed0df8b0433d5dadb6b81741483",
+    "zh:d4686842c9cb4a73167c73b4aa6145729237c14cb520c3eb89b22c0317923525",
+    "zh:dad0005f2f451512098fd1bdb838934a05267f6f170c1b652e7f12f02b595476",
+    "zh:f64b0387a75838776f6edbc00ad01cda323c200bd6eaafa15acc92b9cdbd9e3a",
+  ]
+}
diff --git a/01_05_base/bartuah-tfplan b/01_05_base/bartuah-tfplan
new file mode 100644
index 0000000..e113c61
Binary files /dev/null and b/01_05_base/bartuah-tfplan differ
diff --git a/01_05_base/main.tf b/01_05_base/main.tf
index e8f85d8..041e34a 100644
--- a/01_05_base/main.tf
+++ b/01_05_base/main.tf
@@ -1,4 +1,4 @@
-# //////////////////////////////
+####### //////////////////////////////
 # VARIABLES
 # //////////////////////////////
 variable "aws_access_key" {}
@@ -10,11 +10,11 @@ variable "ssh_key_name" {}
 variable "private_key_path" {}
 
 variable "region" {
-  default = "us-east-2"
+  default = "us-east-1"
 }
 
 variable "vpc_cidr" {
-  default = "172.16.0.0/16"
+  default = "172.16.0.0/24"
 }
 
 variable "subnet1_cidr" {
@@ -35,7 +35,7 @@ provider "aws" {
 # //////////////////////////////
 
 # VPC
-resource "aws_vpc" "vpc1" {
+resource "aws_vpc" "vpc2" {
   cidr_block = var.vpc_cidr
   enable_dns_hostnames = "true"
 }
@@ -43,19 +43,19 @@ resource "aws_vpc" "vpc1" {
 # SUBNET
 resource "aws_subnet" "subnet1" {
   cidr_block = var.subnet1_cidr
-  vpc_id = aws_vpc.vpc1.id
+  vpc_id = aws_vpc.vpc2.id
   map_public_ip_on_launch = "true"
   availability_zone = data.aws_availability_zones.available.names[1]
 }
 
 # INTERNET_GATEWAY
 resource "aws_internet_gateway" "gateway1" {
-  vpc_id = aws_vpc.vpc1.id
+  vpc_id = aws_vpc.vpc2.id
 }
 
 # ROUTE_TABLE
 resource "aws_route_table" "route_table1" {
-  vpc_id = aws_vpc.vpc1.id
+  vpc_id = aws_vpc.vpc2.id
 
   route {
     cidr_block = "0.0.0.0/0"
@@ -71,7 +71,7 @@ resource "aws_route_table_association" "route-subnet1" {
 # SECURITY_GROUP
 resource "aws_security_group" "sg-nodejs-instance" {
   name = "nodejs_sg"
-  vpc_id = aws_vpc.vpc1.id
+  vpc_id = aws_vpc.vpc2.id
 
   ingress {
     from_port = 80
@@ -113,7 +113,7 @@ resource "aws_instance" "nodejs1" {
   connection {
     type        = "ssh"
     host        = self.public_ip
-    user        = "ec2-user"
+    user        = "ec2-user" 
     private_key = file(var.private_key_path)
   }
 }
@@ -151,4 +151,4 @@ data "aws_ami" "aws-linux" {
 # //////////////////////////////
 output "instance-dns" {
   value = aws_instance.nodejs1.public_dns
-}
\ No newline at end of file
+}
diff --git a/bartuah.tf_key.pem.txt b/bartuah.tf_key.pem.txt
new file mode 100644
index 0000000..49c39ce
--- /dev/null
+++ b/bartuah.tf_key.pem.txt
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
\ No newline at end of file