diff --git a/inventory.env.example b/inventory.env.example
index 4c049f94..153ec8a5 100644
--- a/inventory.env.example
+++ b/inventory.env.example
@@ -1,9 +1,14 @@
 # =============================================================================
-# TFM aInventory — Master Environment Configuration
+# TFM aInventory — Master Environment Configuration (v1.10.15)
 # =============================================================================
 # 1. Copy this file to 'inventory.env'
 # 2. Fill in your real values
 # 3. 'inventory.env' is ignored by Git to protect your secrets.
+#
+# SYSTEM REQUIREMENTS (before running ./start_server.sh):
+#   - Node.js v20+ (required for frontend build)
+#   - Python 3.12+ with python3.12-venv package
+#     On Debian/Ubuntu: sudo apt install python3.12-venv
 # =============================================================================
 
 # --- Network & Identity ---