editorconfig: Add initial .editorconfig

This ensures our codestyle is consistent throughout

Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>

.editorconfig

@@ -0,0 +1,24 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+charset = utf-8
+curly_bracket_next_line = true
+end_of_line = lf
+indent_size = tab
+indent_style = tab
+insert_final_newline = true
+shell_variant = posix
+space_redirects = true
+spaces_around_operators = true
+trim_trailing_whitespace = true
+
+[{*.py,Containerfile*,Dockerfile*,meson.build}]
+indent_size = 4
+indent_style = space
+
+[*.{yaml,yml}]
+indent_size = 2
+indent_style = space