[vim] Add filetype for OpenSCAD
diff --git a/.vim/after/ftplugin/openscad.vim b/.vim/after/ftplugin/openscad.vim
new file mode 100644
index 00000000..3191b65f
--- /dev/null
+++ b/.vim/after/ftplugin/openscad.vim
@@ -0,0 +1,4 @@
+setlocal tabstop=2
+setlocal softtabstop=2
+setlocal shiftwidth=2
+setlocal expandtab
diff --git a/.vim/ftdetect/openscad.vim b/.vim/ftdetect/openscad.vim
new file mode 100644
index 00000000..e5ee3329
--- /dev/null
+++ b/.vim/ftdetect/openscad.vim
@@ -0,0 +1 @@
+au BufRead,BufNewFile *.scad setf openscad