feat: add Ingress and Service configurations for nginx deployment, and implement MetalLB and Traeik installation scripts

refactor: remove obsolete Traefik installation script

feat: add environment checks and configurations for Vagrant setup, including dnsmasq  MetalLB  and ingress

scripts/envrc_checks.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+# check if an .envrc file exists
+if [ ! -f .envrc ]; then
+    echo ".envrc file not found"
+    cp .envrc.example .envrc
+    if [ $? -eq 0 ]; then
+        echo ".envrc file created from .envrc.example"
+    else
+        echo "Failed to create .envrc file"
+        exit 1
+    fi
+else
+    echo ".envrc file found"
+    cp .envrc vagrant/dev/ubuntu/.envrc
+    if [ $? -eq 0 ]; then
+        echo ".envrc file synced to vagrant/dev/ubuntu/.envrc"
+    else
+        echo "Failed to sync .envrc file"
+        exit 1
+    fi
+fi