🧑‍💻 devxp: add .editorconfig

.editorconfig

@@ -0,0 +1,35 @@
+root = true
+
+[*]
+tab_width = 4
+end_of_line = lf
+max_line_length = 88
+ij_visual_guides = 88,120
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{js,py,html}]
+charset = utf-8
+
+[*.{js,jsx,ts,tsx}]
+indent_style = space
+indent_size = 2
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.{json,yml,yaml}]
+indent_style = space
+indent_size = 2
+
+[Makefile]
+indent_style = tab
+
+[.flake8]
+indent_style = space
+indent_size = 2
+
+[*.py]
+indent_style = space
+indent_size = 4
+ij_python_from_import_parentheses_force_if_multiline = true