error instead of panic on invalid balance

errors/src/errors/cli/cli_errors.rs

@@ -306,5 +306,11 @@ create_messages!(
         msg: "Failed to confirm transaction".to_string(),
         help: None,
     }
-
+    
+    @backtraced
+    invalid_balance {
+        args: (account: impl Display),
+        msg: format!("Invalid public balance for account: {account}"),
+        help: Some("Make sure the account has enough balance to pay for the deployment.".to_string()),
+    }
 );

leo/cli/commands/mod.rs

@@ -261,8 +261,12 @@ fn check_balance<N: Network>(
     .execute(Context::new(context.path.clone(), context.home.clone(), true)?)?;
     // Remove the last 3 characters since they represent the `u64` suffix.
     public_balance.truncate(public_balance.len() - 3);
-    // This unwrap is safe as the Query will error if it cannot retrieve a public balance, and if it returns a balance that will be a u64.
-    let balance = public_balance.parse::<u64>().unwrap();
+    // Make sure the balance is valid.
+    let balance = if let Ok(credits) = public_balance.parse::<u64>() {
+        credits
+    } else {
+        return Err(CliError::invalid_balance(address).into());
+    };
     // Compare balance.
     if balance < total_cost {
         Err(PackageError::insufficient_balance(address, public_balance, total_cost).into())