chore: import upstream snapshot with attribution

2026-07-13 11:55:53 +08:00
commit dde272c4b8
19405 changed files with 2730632 additions and 0 deletions
@@ -0,0 +1,42 @@
+# --seed--
+
+## --seed-contents--
+
+```html
+<html>
+  <body>
+  </body>
+</html>
+```
+
+```css
+body {
+  background: green;
+}
+```
+
+```c
+var x = 'y';
+```
+
+
+# --solutions--
+
+::id{#html-key}
+
+```html
+<html>
+  <body>
+  </body>
+</html>
+```
+
+```css
+body {
+  background: white;
+}
+```
+
+```js
+var x = 'y';
+```