From ecf844fd2c8275a7cf68ef7d408683f80f05ca84 Mon Sep 17 00:00:00 2001
From: Vijay Janapa Reddi <vj@eecs.harvard.edu>
Date: Sun, 20 Jul 2025 12:25:54 -0400
Subject: [PATCH] Standardize section headers for 04_layers module

---
 modules/source/04_layers/layers_dev.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/source/04_layers/layers_dev.py b/modules/source/04_layers/layers_dev.py
index c116d416..52963e82 100644
--- a/modules/source/04_layers/layers_dev.py
+++ b/modules/source/04_layers/layers_dev.py
@@ -252,6 +252,11 @@ def matmul(A: np.ndarray, B: np.ndarray) -> np.ndarray:
     return C
     ### END SOLUTION
 
+# %% [markdown]
+"""
+## 🔧 DEVELOPMENT
+"""
+
 # %% [markdown]
 """
 ### 🧪 Test Your Matrix Multiplication