From 59e69818fe5d67157e33b504f66d33c550708666 Mon Sep 17 00:00:00 2001
From: Joe Schoonover <joe@fluidnumerics.com>
Date: Mon, 26 Jan 2026 15:18:35 -0500
Subject: [PATCH] Document development environment

---
 CLAUDE.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CLAUDE.md b/CLAUDE.md
index a3cde1d..93434cf 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -11,6 +11,13 @@ human maintainer.
 
 ---
 
+## Development Environment
+- Language: Fortran 2008
+- Build tool: Fortran Compiler (GNU), Fortran Packager Manager
+- Test framework: Fortran Package Manager
+
+---
+
 ## 1. Project Purpose
 
 This project implements and infix tokenizer, infix to postfix conversion utilities, and postfix calculator