feat(vars)!: rename variable `$general` to `$regular`

src/scss/markdown.scss

@@ -1,5 +1,5 @@
 .markdown-body {
-  color: var(--xm-c-general);
+  color: var(--xm-c-regular);
   font-family: var(--xm-font-display) !important;
   pre:not(.shiki, .highlight) {
     margin: 0;
@@ -28,7 +28,7 @@
     text-decoration: none;
     transition: border .3s ease-in-out;
     &:hover {
-      border-bottom: 1px solid var(--xm-c-general);
+      border-bottom: 1px solid var(--xm-c-regular);
     }
     code {
       color: inherit;

src/scss/partials/_container.scss

@@ -1,6 +1,6 @@
 @mixin container {
   max-width: fit-content;
-  color: var(--xm-c-general);
+  color: var(--xm-c-regular);
   font-size: 1rem;
   line-height: 1.75;
 }

src/scss/variables/_dark.scss

@@ -1,3 +1,3 @@
-$general: #bbb;
+$regular: #bbb;
 $dark: #ddd;
 $darker: #fff;

src/scss/variables/_light.scss

@@ -1,3 +1,3 @@
-$general: #555;
+$regular: #555;
 $dark: #222;
 $darker: #000;