Add vscode settings

.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+    // The number of spaces a tab is equal to. This setting is overriden
+    // based on the file contents when `editor.detectIndentation` is true.
+    "editor.tabSize": 4,
+    // Insert spaces when pressing Tab. This setting is overriden
+    // based on the file contents when `editor.detectIndentation` is true.
+    "editor.insertSpaces": true,
+    // When opening a file, `editor.tabSize` and `editor.insertSpaces`
+    // will be detected based on the file contents.
+    "editor.detectIndentation": false,
+
+    "editor.rulers": [
+        80
+    ]
+}