add comment to remind to update the version in the default.nix file

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "xplr"
-version = "0.3.1"  # Update app.rs
+version = "0.3.1"  # Update app.rs and default.nix
 authors = ["Arijit Basu <sayanarijit@gmail.com>"]
 edition = "2018"
 description = "A hackable, minimal, fast TUI file explorer, stealing ideas from nnn and fzf"

default.nix

@@ -1,5 +1,7 @@
 with import <nixpkgs> { };
 
+# Update the src url, version and sha256 when new version
+
 rustPlatform.buildRustPackage rec {
   name = "xplr";
   version = "0.3.1";

src/app.rs

@@ -12,7 +12,7 @@ use std::fs;
 use std::io;
 use std::path::PathBuf;
 
-pub const VERSION: &str = "v0.3.1"; // Update Cargo.toml
+pub const VERSION: &str = "v0.3.1"; // Update Cargo.toml and default.nix
 
 pub const TEMPLATE_TABLE_ROW: &str = "TEMPLATE_TABLE_ROW";