Add Read "raw_content" contentEditable Element & Edit

components/ui/article/article.module.less

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+.article {
+  overflow-x: auto;
+
+  a {
+    color: #28b9be;
+  }
+
+  h1, h2, h3, h4, h5, h6 {
+    font-weight: bold;
+    margin-top: 1.5em;
+
+    &:first-child {
+      margin-top: 0;
+    }
+  }
+
+  h1, h2, h3, h4, h5, h6, p {
+    margin-bottom: 1em;
+  }
+
+  p {
+    line-height: 1.7;
+  }
+
+  img {
+    height: auto;
+  }
+
+  pre {
+    color: #fff;
+    padding: .5em;
+    overflow: auto;
+    border-radius: .5em;
+    background-color: #333;
+  }
+
+  :not(pre) > code {
+    color: brown;
+    padding: 0 .5em;
+    border-radius: .5em;
+    display: inline-block;
+    background-color: antiquewhite;
+  }
+}

components/ui/article/index.tsx

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+import { useEffect, useRef } from "react";
+import { clsn } from "~utils";
+
+import styles from "./article.module.less";
+
+interface ArticleProps {
+  className?: string;
+  value: string | number;
+  onChange: (value: string) => void;
+}
+
+function Article({ className, value, onChange }: ArticleProps) {
+  const articleRef = useRef<HTMLElement>(null);
+
+  useEffect(() => {
+    if (!articleRef.current) {
+      return;
+    }
+
+    if (articleRef.current.innerHTML !== String(value)) {
+      articleRef.current.innerHTML = String(value);
+    }
+  }, [value]);
+
+  return (
+    <article
+      ref={articleRef}
+      className={clsn(styles.article, className)}
+      contentEditable
+      onInput={(ev) => onChange(articleRef.current.innerHTML)}
+    />
+  );
+}
+
+export default Article;