Update rules to use single quote

Update editor config to be consistent for YAML,JSON

.editorconfig

@@ -5,10 +5,18 @@ root = true
 
 [*]
 indent_style = tab
-end_of_line = crlf
+end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = false
 insert_final_newline = false
 
 [*.vue]
 indent_style = tab
+
+[*.{yaml,yml}]
+indent_style = space
+indent_size = 2
+
+[*.json]
+indent_style = space
+indent_size = 4

package.json

@@ -68,7 +68,16 @@
             "plugin:vue/essential",
             "eslint:recommended"
         ],
-    "rules": {},
+        "rules": {
+            "vue/html-quotes": [
+                "error",
+                "single"
+            ],
+            "quotes": [
+                "error",
+                "single"
+            ]
+        },
         "parserOptions": {
             "parser": "babel-eslint"
         },