Maintenance: Updated stylelint to version 14 and added prettier as a …

…better preparation for future steps.

.prettierrc.json

@@ -0,0 +1,6 @@
+{
+  "semi": false,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all"
+}

.stylelintrc.json

@@ -1,21 +1,38 @@
 {
-  "extends": ["stylelint-config-standard"],
-  "plugins": ["stylelint-scss"],
+  "extends": [
+    "stylelint-config-standard",
+    "stylelint-config-standard-scss",
+    "stylelint-prettier/recommended"
+  ],
   "rules": {
-    "at-rule-no-unknown": null,
+    "alpha-value-notation": null,
     "block-no-empty": null,
+    "color-function-notation": "legacy",
     "declaration-block-no-duplicate-properties": null,
-    "declaration-block-no-shorthand-property-overrides":null,
+    "declaration-block-no-redundant-longhand-properties": null,
+    "declaration-block-no-shorthand-property-overrides": null,
     "declaration-block-single-line-max-declarations": null,
     "font-family-no-missing-generic-family-keyword": null,
-    "function-calc-no-unspaced-operator":null,
+    "function-calc-no-unspaced-operator": null,
     "function-comma-space-after": null,
+    "hue-degree-notation": null,
+    "keyframes-name-pattern": null,
     "max-empty-lines": null,
     "no-descending-specificity": null,
     "no-duplicate-selectors": null,
+    "number-max-precision": null,
+    "selector-class-pattern": null,
     "selector-list-comma-newline-after": null,
+    "selector-no-vendor-prefix": null,
+    "selector-pseudo-element-no-unknown": null,
+    "scss/at-extend-no-missing-placeholder": null,
     "scss/at-rule-no-unknown": null,
-    "property-no-unknown": [true, { "ignoreProperties": ["scroll-snap-mode"] }]
+    "scss/dollar-variable-pattern": null,
+    "scss/double-slash-comment-whitespace-inside": null,
+    "scss/no-global-function-names": null,
+    "value-no-vendor-prefix": null,
+    "property-no-unknown": [true, { "ignoreProperties": ["scroll-snap-mode"] }],
+    "property-no-vendor-prefix": null
   },
   "ignoreFiles": [
     "public/assets/*.css",

app/assets/stylesheets/custom/chat.css

@@ -6,6 +6,6 @@
 }
 
 #chat .well-chat {
-  padding: 8px 15px 0 15px;
+  padding: 8px 15px 0;
   margin: 0;
 }

app/assets/stylesheets/font.css

@@ -1,8 +1,7 @@
 @font-face {
   font-family: 'Fira Sans';
   src: url('fonts/FiraSans-Bold.eot');
-  src:
-    url('fonts/FiraSans-Bold.woff2') format('woff2'),
+  src: url('fonts/FiraSans-Bold.woff2') format('woff2'),
     url('fonts/FiraSans-Bold.woff') format('woff'),
     url('fonts/FiraSans-Bold.ttf') format('truetype');
   font-weight: bold;
@@ -12,8 +11,7 @@
 @font-face {
   font-family: 'Fira Sans';
   src: url('fonts/FiraSans-Regular.eot');
-  src:
-    url('fonts/FiraSans-Regular.woff2') format('woff2'),
+  src: url('fonts/FiraSans-Regular.woff2') format('woff2'),
     url('fonts/FiraSans-Regular.woff') format('woff'),
     url('fonts/FiraSans-Regular.ttf') format('truetype');
   font-weight: normal;
@@ -23,8 +21,7 @@
 @font-face {
   font-family: 'Fira Sans';
   src: url('fonts/FiraSans-Medium.eot');
-  src:
-    url('fonts/FiraSans-Medium.woff2') format('woff2'),
+  src: url('fonts/FiraSans-Medium.woff2') format('woff2'),
     url('fonts/FiraSans-Medium.woff') format('woff'),
     url('fonts/FiraSans-Medium.ttf') format('truetype');
   font-weight: 500;
@@ -34,8 +31,7 @@
 @font-face {
   font-family: 'Fira Sans';
   src: url('fonts/FiraSans-Light.eot');
-  src:
-    url('fonts/FiraSans-Light.woff2') format('woff2'),
+  src: url('fonts/FiraSans-Light.woff2') format('woff2'),
     url('fonts/FiraSans-Light.woff') format('woff'),
     url('fonts/FiraSans-Light.ttf') format('truetype');
   font-weight: 300;

app/assets/stylesheets/highlighter-github.css

@@ -10,7 +10,7 @@ github.com style (c) Vasily Polovnyov <[email protected]>
   padding: 0.5em;
   color: #333;
   background: #f8f8f8;
-  -webkit-text-size-adjust: none;
+  text-size-adjust: none;
 }
 
 .hljs-comment,