diff --git a/.gitignore b/.gitignore
index c1aa232..5d1649d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,8 @@
 # General
 /_tmp
 /.upload_cache
+*_bak
+*_bak[0-9]
 
 # Python
 __pycache__
@@ -21,5 +23,7 @@ __pycache__
 /src/webrepl_cfg.py
 /src/wlan_cfg.py
 
-# FreeCAD backups
+# 3D modeling temporary files (FreeCAD backups, Cura projects, G-code files)
 *.FCStd1
+*.3mf
+*.gcode
diff --git a/misc/case/lightbar_case-CaseBottom.stl b/misc/case/lightbar_case-CaseBottom.stl
new file mode 100644
index 0000000..d15d0e9
Binary files /dev/null and b/misc/case/lightbar_case-CaseBottom.stl differ
diff --git a/misc/case/lightbar_case-CaseTop.stl b/misc/case/lightbar_case-CaseTop.stl
new file mode 100644
index 0000000..e0bcbcc
Binary files /dev/null and b/misc/case/lightbar_case-CaseTop.stl differ