dotenv support + gitignore update

.gitignore

@@ -1,4 +1,5 @@
 /target
 .idea
+/.env
 Cargo.lock
 hagent_test.sock

noxis-rs/Cargo.toml

@@ -17,3 +17,4 @@ serde_json = "1.0.118"
 sysinfo = "0.32.0"
 tokio = { version = "1.38.0", features = ["full", "time"] }
 noxis-cli = { path = "../noxis-cli" }
+dotenv = "0.15.0"

noxis-rs/src/options/preboot.rs

@@ -3,7 +3,8 @@
 use anyhow::{Result, Ok, Error};
 use clap::Parser;
 use std::path::PathBuf;
-use std::env::{var, vars};
+use std::env::var;
+use dotenv::dotenv;
 
 const SOCKET_PATH: &str = "/var/run/enode/hostagent.sock";
 
@@ -66,7 +67,6 @@ impl<'a> EnvVars {
             },
             Err(_) => {
                 std::env::set_var(self.to_string(), preboot_value);
-                println!("{:?}", vars());
             },
         }
     }
@@ -269,6 +269,7 @@ pub struct PrebootParams {
 /// ## to enable validation mechanism
 impl PrebootParams {
     pub fn validate(mut self) -> Result<Self> {
+        dotenv().ok();
         if !self.socket_path.exists() && !self.no_hostagent {
             if self.socket_path.to_string_lossy() == SOCKET_PATH {
                 self.no_hostagent = true;