Update README and script comments for clarity and consistency

svg2stl.sh

@@ -2,7 +2,7 @@
 
 # --- CONFIGURATION ---
 
-# 1. Dimensions (Millimeters)
+# Dimensions (Millimeters)
 # Set the desired width in mm (e.g. 55.15). 
 # Leave as "0" to keep the original size from the SVG.
 TARGET_WIDTH_MM="45.08"
@@ -10,7 +10,7 @@ TARGET_WIDTH_MM="45.08"
 # Thickness of the 3D model in mm
 THICKNESS_MM="0.1"
 
-# 2. Inkscape Settings
+# Print resolution
 # DPI based on the 3D printer resolution (e.g. 1494 for Anycubic Photon Mono 4)
 EXPORT_DPI=1494