Include .editorconfig file

This is an attempt to get more cross-editor compatibility.

.editorconfig

@@ -0,0 +1,19 @@
+# EditorConfig is awesome: https://EditorConfig.org
+root=true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = space
+indent_size = 2
+
+[*.go]
+indent_style = tab
+
+[*.py]
+indent_size = 4
+
+[Makefile]
+indent_style = tab

.vscode/settings.json

@@ -1,23 +1,21 @@
-{
-  "go.coverOnSave": true,
-  "go.coverOnTestPackage": true,
-  "go.coverOnSingleTest": true,
-  "go.coverageDecorator": {
-    "type": "highlight",
-    "coveredHighlightColor": "rgba(30, 64, 10, 0.06)",
-    "coveredBorderColor": "rgba(30, 64, 10, 0.06)",
-    "uncoveredHighlightColor": "rgba(146, 38, 20, 0.06)",
-    "uncoveredBorderColor": "rgba(146, 38, 20, 0.06)",
-    "coveredGutterStyle": "blockgreen",
-    "uncoveredGutterStyle": "blockred"
-  },
-  "[yaml]": {
-    "editor.insertSpaces": true,
-    "editor.tabSize": 2,
-    "editor.autoIndent": "keep",
-    "editor.defaultFormatter": "esbenp.prettier-vscode",
-  },
-  "[vue]": {
-    "editor.defaultFormatter": "johnsoncodehk.volar",
-  },
-}
+{
+  "go.coverOnSave": true,
+  "go.coverOnTestPackage": true,
+  "go.coverOnSingleTest": true,
+  "go.coverageDecorator": {
+    "type": "highlight",
+    "coveredHighlightColor": "rgba(30, 64, 10, 0.06)",
+    "coveredBorderColor": "rgba(30, 64, 10, 0.06)",
+    "uncoveredHighlightColor": "rgba(146, 38, 20, 0.06)",
+    "uncoveredBorderColor": "rgba(146, 38, 20, 0.06)",
+    "coveredGutterStyle": "blockgreen",
+    "uncoveredGutterStyle": "blockred"
+  },
+  "[yaml]": {
+    "editor.autoIndent": "keep",
+    "editor.defaultFormatter": "esbenp.prettier-vscode",
+  },
+  "[vue]": {
+    "editor.defaultFormatter": "johnsoncodehk.volar",
+  },
+}